Chest Pain/Heart Failure​

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Graded coronary risk stratification for ED patients with chest pain: a controlled cohort study.

Mark DG, Huang J, Ballard DW, Kene MV, Sax DR, Chettipally UK, Lin JS, Bouvet SC, Cotton DC, Anderson MC, McLachlan ID, Simon LE, Shan J, Rauchwerger AS, Vinson DR, Reed ME.

J Am Heart Assoc. 2021;10:e022539.

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Development of an ensemble machine learning prognostic model to predict 60-day risk of major adverse cardiac events in adults with chest pain. 

Kennedy CK, Mark DG, Huang J, Van Der Laan MJ, Hubbard AE, Reed ME. 

Preprint published Mar 8, 2021 on medRxiv: https://www.medrxiv.org/content/10.1101/2021.03.08.21252615v1

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Outcomes among acute heart failure emergency department patients by preserved vs. reduced ejection fraction.

Sax DR, Rana JS, Mark DG, Huang J, Collins SP, Liu D, Storrow AB, Reed ME.

ESC Heart Fail. 2021;8(4):2889-2898.

Presented at American College of Cardiology Annual Scientific Session, Chicago, IL, 2020.

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Prospective validation and comparative analysis of coronary risk stratification strategies among emergency department chest pain patients.

Mark DG, Huang J, Kene MV, Sax DR, Cotton DM, Lin JS, Bouvet SC, Chettipally UK, Anderson ML, McLachlan ID, Simon LE, Shan J, Rauchwerger AS, Vinson DR, Ballard DW, Reed ME. 

J Am Heart Assoc. 2021;10(7):e020082.

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Use of machine learning to develop a risk stratification tool for emergency department patients with acute heart failure.

Sax DR, Mark DG, Huang J, Sofrygin OX, Rana JS, Collins SP, Storrow AB, Liu D, Reed ME.

Ann Emerg Med. 2021;77(2):237-248.

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Automated retrospective calculation of the EDACS and HEART scores in a multicenter prospective cohort of emergency department chest pain patients: a validation study.

Mark DG, Huang J, Kene MV, Sax DR, Cotton DM, Lin JS, Bouvet SC, Chettipally UK, Anderson ML, McLachlan ID, Simon LE, Shan J, Rauchwerger AS, Vinson DR, Ballard DW, Reed ME.

Acad Emerg Med. 2020;27(10):1028-1038.

               Abstract: https://doi.org/10.1111/acem.14068

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Testing and enhancing an emergency department acute heart failure risk stratification tool.

Sax DR, Mark DG, Huang J, Rana JS, Collins SP, Storrow AB, Liu D, Reed ME.

Acad Emerg Med. 2020;27(S1):S167 [abstract 412].

               Presented at the Society for Academic Emergency Medicine Annual Meeting, Denver, CO, May 2020.

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60-day major adverse cardiac event in emergency department patients with non-low modified HEART scores.

Mark DG, Huang J, Kennedy CK, Vinson DR, Ballard DW, Reed ME.

Am J Emerg Med. 2020;38(12):2760.e5-2760.e8. 

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ECG diagnosis: acute myocardial infarction in a ventricular-paced rhythm.

Abraham AS, Vinson DR, Levis JT.

Perm J. 2019; 23:19-001.

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Tele-triage outcomes for patients with chest pain: comparing physicians and registered nurses.

Sax DR, Vinson DR, Yamin CK, Huang J, Falck TM, Bhargava R, Amaral DJ, Reed ME.

Health Affairs. 2018;37(12);1997-2004.

Presented at the Health Affairs Briefing: Telehealth Conference, Washington, DC 2018. 

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Predictors of physician gestalt in the diagnosis of acute coronary syndrome in the emergency department.

Simon LE, Reed ME, Huang J, Rauchwerger AS, Vinson DR, Ballard DW, Mark DG.

Ann Emerg Med. 2018;72(4S):S13-S14 [abstract 27].

Presented at the American College of Emergency Physicians Scientific Assembly, San Diego, CA, 2018.

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Prevalence of guideline-discordant lidocaine use in the U.S. prehospital treatment of stable monomorphic ventricular tachycardia.

Le DD, Abraham AS, Vinson DR.

Acad Emerg Med. 2018;25(S1):S267-268 [abstract 759].

Presented at the Society for Academic Emergency Medicine Annual Meeting, Indianapolis, IN, 2018.

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Performance of coronary risk scores in patients with chest pain in the emergency department.

Mark DG, Huang J, Chettipally UK, Kene MV, Anderson M, Hess EP, Ballard DW, Vinson DR, Reed ME.

J Am Coll Cardiol. 2018;71:606-16.

Editorial: Evaluating Chest Pain in the Emergency Department Searching for the Optimal Gatekeeper.

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Short-term outcomes and factors associated with adverse events among adults discharged from the emergency department after treatment for acute heart failure.

Sax DR, Mark DM, Hsia RY, Tan TC, Tabada GH, Go AS.

Circ Heart Fail. 2017;10:e004144.

Presented at the Society of Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

Editorial: Breaking the law of small numbers.

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ECG diagnosis: right ventricular myocardial infarction.

Nagam MR, Vinson DR, Levis JT.

Perm J. 2017;21:16-105.

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Shared decision making in low risk chest pain: looking ahead.

Vinson DR, Ballard DW, Mark DG, Chettipally UK.

BMJ. 2017;356:j324.

A fuller version of this response can be found here.

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The indications for screening chest radiography after failed thoracic central venous catheterization. 

Vinson DR, Ballard DW, Mark DG.

Am J Emerg Med. 2015;33(7):970-971.

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Low-risk chest pain in the emergency department [letter].

Mark DG, Vinson DR.  

JAMA Intern Med. 2014;174(6):1009-1010.

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Clinician Decision Support

 

 

Effect of clinical decision support on head computed tomography for children with minor head trauma.

Shan J, Warton EM, Reed M, Vinson D, Kuppermann N, Dayan P, Dalziel S, Rauchwerger A, Ballard D. 

Ann Emerg Med. 2020;76(4S):S44-45 [abstract 114].

             Presented at the Pediatric Academic Society Annual Meeting, Philadelphia, PA, May 2020.

               Presented at the American College of Emergency Physicians Scientific Assembly, October 2020.

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Applying the RE-AIM framework for the evaluation of a clinical decision support tool for pediatric head trauma: A mixed-methods study.

Masterson Creber RM, Dayan PS, Kuppermann N, Ballard DW, Tzimenatos L, Alessandrini E, Mistry RD, Hoffman J, Vinson DR, Bakken S; Pediatric Emergency Care Applied Research Network (PECARN) and the Clinical Research on Emergency Services and Treatments (CREST) Network.

Appl Clin Inform. 2018;9(3):693-703.

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Use of traumatic brain injury prediction rules with clinical decision support.

Dayan PS, Ballard DW, Tham E, Hoffman JM, Swietlik M, Deakyne SJ, Alessandrini EA, Tzimenatos L, Bajaj L, Vinson DR, Mark DG, Offerman SR, Chettipally UK, Paterno MD, Schaeffer MH, Wang J, Casper TC, Goldberg HS, Grundmeier RW, Kuppermann N.

Pediatrics. 2017:e20162709.

Presented at the Society for Academic Emergency Medicine Annual Meeting, San Diego, CA, 2015. 

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Enhancing the electronic health record: clinical decision support via risk stratification at the emergency department point of care.

Rauchwerger AS, Chettipally UK, Ballard DW, Reed ME, Liu MY, Vinson DR.

Am Pub Health Assoc. 2017 Nov 7 [Poster session 7, board 9].

Presented at American Public Health Association Annual Meeting, Atlanta, GA, 2017.

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External validation of the UC Davis clinical decision instrument to identify adults in a community setting with mild traumatic intracranial hemorrhage at low risk for requiring ICU admission.

Buss AR, Nishijima DK, Daniels B, Warton EM, Anderson TJ, Gill KS, McLachlan DI, Lin JS, Garrido M, McHargue C, Vinson DR.

Acad Emerg Med. 2017;24(S1):S27 [abstract 56].

Presented at Society of Academic Emergency Medicine Annual Meeting, Orlando, FL, 2017.

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Shared decision making in low risk chest pain: looking ahead.

Vinson DR, Ballard DW, Mark DG, Chettipally UK.

BMJ. 2017;356:j324.

A fuller version of this response can be found here.

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Clinical decision support for a multicenter trial of pediatric head trauma: development, implementation, and lessons learned.

Tham E, Swietlik M, Deakyne S, Hoffman JM, Grundmeier RW, Paterno MD, Rocha BH, Schaeffer MH, Pabbathi D, Alessandrini E, Ballard D, Goldberg HS, Kuppermann N, Dayan PS; Pediatric Emergency Care Applied Research Network (PECARN).

Appl Clin Inform. 2016;7(2):534-42.

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Not so fast! Beta-blockers blunt tachycardia in pulmonary embolism: implications for clinical decision rules?

Yamin CK, Reed ME, Ballard DW, Mark DG, Vinson DR.

Acad Emerg Med. 2016;23(S1):S130 [abstract 294].

Presented at Society of Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

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Optimizing clinical decision support in the electronic health record: clinical characteristics associated with the use of a decision tool for disposition of ED patients with pulmonary embolism.

Ballard DW, Vemula R, Chettipally UK, Kene MV, Mark DG, Elms AK, Lin JS, Reed ME, Huang J, Rauchwerger AS, Vinson DR, for the KP CREST Network Investigators.

Appl Cli Inform. 2016;7(3):883-98.

Presented at Society for Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

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Impact of electronic clinical decision support on initial site of care for emergency department patients with acute pulmonary embolism.

Vinson DR, Ballard DW, Mark DG, Yealy DM, Reed ME, Huang J, Rauchwerger AS, Lin JS, Kene MV, Chettipally UK, for the KP CREST Network.

Ann Emerg Med. 2016;68(4S):S54 [abstract 136].

Presented at American College of Emergency Physicians Scientific Assembly, Las Vegas, NV, 2016.

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Implementation of the PECARN traumatic brain injury prediction rules for children using computerized clinical decision support: a multi-center trial.

PECARN, CREST Network, and Partners HealthCare System.  

Acad Emerg Med. 2015;22(S1):S95-6 [abstract 206].

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Sensitivity of a subarachnoid hemorrhage decision rule and early computed tomography in patients with aneurysmal subarachnoid hemorrhage: a retrospective cohort study.

Mark DG, Kene MV, Udaltsova N, Vinson DR, Ballard DW.

West J Emerg Med. 2015;16(5):671-676.

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The accuracy of an electronic pulmonary embolism severity index auto-populated from the electronic health record: setting the stage for computerized clinical decision support.

Vinson DR, Morley JE, Huang J, Liu V, Anderson ML, Drenten CE, Radecki RP, Nishijima DK, Reed ME.  

Appl Clin Inform. 2015;6(2):318-333.

Presented at the Society for Academic Emergency Medicine Annual Meeting, San Diego, CA, 2015.

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Emergency physicians’ knowledge and attitudes of clinical decision support in the electronic health record: a survey-based study.  

Ballard DW, Rauchwerger AS, Reed ME, Vinson DR, Mark DG, Offerman SR, Chettipally UK, Graetz I, Dayan PS, Kuppermann N, for the Kaiser Permanente CREST Network.

Acad Emerg Med. 2013;20(4):352–360.

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Informing the design of clinical decision support services for evaluation of children with minor blunt head trauma in the emergency department: a sociotechnical analysis.  

Sheehan B, Nigrovic L, Dayan P, Ballard DW, Allessandrini E, Goldberg H, Hoffman J, Offerman S, Mark DG, Swietlik M, Tham E, Tziminatos L, Vinson DR, Bakken S, for the Pediatric Emergency Care Applied Research Network (PECARN).

J Biomed Inform. 2013;46(5):905-13.

Presented at American Medical Informatics Association Annual Symposium, Washington, District of Columbia, 2011.

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COVID-19

 

Emergency Medical Service utilization and response following COVID-19 emergency and stay-at-home policies: an interrupted time-series analysis.

O'Connor AW, Hannah HA, Burnor EA, Fukutaki KG, Peterson T, Ballard DW, Ereman RR, Willis MD, Augusto OJ, Wagenaar BH

Cureus. 2021;13(11): e19794.

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Adult suicide-related emergency department encounters during the COVID-19 pandemic: a cross-sectional study.

Ridout KK, Alavi M, Ridout SJ, Koshy MT, Awsare S, Harris B, Vinson DR, Weisner CM, Sterling S, Iturralde E.

Lancet Reg Health Am. 2021;4:100078.

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Emergency department encounters among youth with suicidal thoughts or behaviors during the COVID-19 pandemic.

Ridout KK, Alavi M, Ridout SJ, Koshy MT, Awsare S, Harris B, Vinson DR, Weisner CM, Sterling S, Iturralde E.

JAMA Psychiatry. 2021;78(12):1319-1328.

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Clinical characteristics of COVID-19 patients evaluated in the emergency department: a retrospective cohort study of 801 cases.

Cotton DM, Liu L, Vinson DR, Ballard DW, Sax DR, Hofmann ER, Lin JS, Durant EJ, Kene MV, Casey SD, Ghiya M, Shan J, Bouvet SC, McLachlan ID, Rauchwerger AS, Mark DG, Reed ME for the Clinical Research on Emergency Services and Treatment (CREST) Network.

J Am Coll Emerg Physicians Open. 2021;2:e12538.

Presented at the American College of Emergency Physicians Research Forum, August 2021

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Medically Clear: Get ready for the final (post) COVID wave.

Ballard D.

Emerg Med News. 2021;43(7):10.

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Long-haul COVID: A contested illness is born.

Ballard DW. 

Emerg Med News. 2021;43(3):1,5.

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Incidence of 30-day venous thromboembolism in adults tested for SARS-CoV-2 infection in an integrated health care system.

Roubinian NH, Dusendang JR, Mark DG, Vinson DR, Liu VX, Schmittdiel JA, Pai AP. 

JAMA Intern Med. 2021;181(7):997-1000.

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Comprehensive management of acute pulmonary embolism in primary care using telemedicine in the COVID-era.

Chang JC, Isaacs DJ, Leung J, Vinson DR. 

BMJ Case Rep. 2021;14:e243083.

Presented at the American Thoracic Society 2021 Virtual Conference, May 2021.

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Acute stroke presentation, care and outcomes in community hospitals in Northern California during the COVID-19 pandemic.

Nguyen-Huynh MN, Tang XN, Vinson DR, Flint AC, Alexander JG, Meighan M, Burnett M, Sidney S, Klingman JG.

Stroke. 2020;51(10):2918-2924.

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Publication Non Grata: The Challenge of Publishing Non-COVID-19 Research in the COVID Era.

Shan J, Ballard D, Vinson DR.

Cureus. 2020;12(11):e11403. 

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Emergency Department Efficiency/Length of Stay

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Closing the productivity gap: improving worker productivity through public relative performance feedback.

Song H, Tucker AL, Murrell KL, Vinson DR.

Man Sci. 2018;64(6):2628-2649. 

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Leveraging open data with best practices to reduce length of stay.

Vinson DR, Song H, Tucker AL, Murrell KL.

Acad Emerg Med. 2017;24(S1):S202 [abstract 569].

Presented at the Society for Academic Emergency Medicine Annual Meeting, Orlando, FL, 2017.

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Oligo-evidence for antiemetic efficacy in the emergency department [letter].

Furyk JS, Meek RA, Egerton-Warburton D, Vinson DR.

Amer J Emerg Med. 2017;35(6):921-922.

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Active treatment of psychiatric patients in the ED decreases inpatient psychiatric admission rates and ED length of stay.

Murrell K, Balan Y.

Acad Emerg Med. 2016;23(S1):S101-2 [abstract 218].

Presented at Society of Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

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Does primary stroke center certification change ED diagnosis, utilization, and disposition of patients with acute stroke?

Ballard DW, Reed ME, Huang J, Kramer BJ, Hsu J, Chettipally UK.
Am J Emerg Med. 2012;30(7):1152-62.

Presented at the Society for Academic Emergency Medicine Annual Meeting, Phoenix, AZ, 2010.

Publicity of primary stroke center status: does it impact the time of stroke symptom onset to emergency department arrival? 

Presented at the AcademyHealth Annual Research Meeting, Boston, MA, 2010.

Does primary stroke center certification change emergency department utilization and disposition patterns of patients with acute stroke?

Presented at Quality of Care and Outcomes Research in Cardiovascular Disease and Stroke Scientific Sessions, Washington, District of Columbia, 2009.

Effect of primary stroke center certification of an acute care facility on efficiency and utilization in the emergency department.

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The clinical management of acetaminophen poisoning in a community hospital system: factors associated with hospital length of stay.  

Offerman SR.

Acad Emerg Med.  2010;17:S180.

Presented at the Society for Academic Emergency Medicine Annual Meeting, Phoenix, AZ, 2010. 

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Head Injury

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Computed tomography use in children with minor blunt head trauma presenting to 21 community emergency departments within an integrated health care system.

Shan J, Warton EM, Reed ME, Vinson DR, Kuppermann N, Dayan P, Dalziel S, Rauchwerger AS, Ballard DW.

Perm J. 2021;25:21.096.

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Implementation of a clinical decision support system for children with minor blunt head trauma who are at nonnegligible risk for traumatic brain injuries.

Ballard DW, Kuppermann N, Vinson DR, Tham E, Hoffman JM, Swietlik M, Deakyne Davis SJ, Alessandrini, EA, Tzimenatos L, Bajaj L, Mark DG, Offerman SR, Chettipally UK, Paterno MD, Schaeffer MH, Richards R, Casper TC, Goldberg HS, Grundmeier RW, Dayan PS; Pediatric Emergency Care Applied Research Network (PECARN), Clinical Research on Emergency Services and Treatment (CREST) Network, and Partners HealthCare.

Ann Emerg Med. 2019;73(5):440-451. 

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Clinical judgment and the PECARN head trauma prediction rules [letter].

Vinson DR, Ballard DW, Dayan PS, Kuppermann N.

Ann Emerg Med. 2018;72(3):323-325.

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Computed tomography use for adults with head injury: describing likely avoidable emergency department imaging based on the Canadian CT Head Rule.

Sharp AL, Nagaraj G, Rippberger EJ, Shen E, Swap CJ, Silver MA, McCormick T, Vinson DR, Hoffman JR.

Acad Emerg Med. 2017;24(1):22-30.

Presented at Society of Academic Emergency Medicine Annual Meeting, Orlando, FL, 2017.

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Derivation of a clinical decision instrument to identify adults in a community setting with mild traumatic intracranial hemorrhage at low risk for requiring critical care intervention.

Anderson TJ, Warton EM, Daniels B, Lin JS, Gill K, Buss AR, McLachlan I, Garrido MX, Nishijima DK, Arasu V, Vinson DR.

Ann Emerg Med. 2017;70(4S):S146 [abstract 372].

Presented at American College of Emergency Physicians Scientific Assembly, Washington, DC 2017.

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Do EMS providers accurately ascertain anticoagulant and antiplatelet use in older adults with head trauma?

Nishijima DK, Gaona S, Maloney R, Waechter T, Bair T, Blitz A, Elms A, Farrales RD, Howard C, Montoya J, Foley M, Gilbert MA, Chenoweth J, Vinson DR, Ballard DW, Shahlaie K, Holmes JF.

Prehosp Emerg Care. 2017;21(2):209-215.

Presented at Society for Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

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Out-of-hospital triage of older adults with head injury: a retrospective study of the effect of adding “anticoagulation or antiplatelet medication use” as a criterion.

Nishijima DK, Gaona S, Waechter T, Maloney R, Bair T, Blitz A, Elms AR, Farrales RD, Howard C, Montoya J, Bell JM, Vinson DR, Holmes JF, Ballard DW.

Ann Emerg Med. 2017;70(2):127-138.

Editorial: Can an out-of-hospital medication history save lives for injured older adults? 

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The incidence of traumatic intracranial hemorrhage in head-injured older adults transported by EMS with and without anticoagulant or antiplatelet use.

Nishijima DK, Gaona SD, Waechter T, Maloney R, Blitz A, Elms AR, Farrales RD, Montoya J, Bair T, Howard C, Gilbert M, Trajano RP, Hatchel KM, Faul M, Bell JM, Coronado VC, Vinson DR, Ballard DW, Tancredi DJ, Garzon H, Mackey KE, Shahlaie K, Holmes JF, for the Sacramento County Prehospital Research Consortium.

J Neurotrauma. 2018;235(5):750–759.

Presented at the Society of Academic Emergency Medicine Annual Meeting, Orlando, FL, 2017.

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Use of traumatic brain injury prediction rules with clinical decision support.

Dayan PS, Ballard DW, Tham E, Hoffman JM, Swietlik M, Deakyne SJ, Alessandrini EA, Tzimenatos L, Bajaj L, Vinson DR, Mark DG, Offerman SR, Chettipally UK, Paterno MD, Schaeffer MH, Wang J, Casper TC, Goldberg HS, Grundmeier RW, Kuppermann N.

Pediatrics. 2017;139(4):e20162709.

Presented at the Society for Academic Emergency Medicine Annual Meeting, San Diego, CA, 2015. 

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Clinical Decision Support for a Multicenter Trial of Pediatric Head Trauma: Development, Implementation, and Lessons Learned.

Tham E, Swietlik M, Deakyne S, Hoffman JM, Grundmeier RW, Paterno MD, Rocha BH, Schaeffer MH, Pabbathi D, Alessandrini E, Ballard D, Goldberg HS, Kuppermann N, Dayan PS; Pediatric Emergency Care Applied Research Network (PECARN).

Appl Clin Inform. 2016;7(2):534-42.

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In reply to "big vs. small data and the generalizability of the rate of CT overuse in minor head injury."

Sharp AL, Nagaraj G, Rippberger EJ, Shen E, Swap CJ, Silver MA, McCormick T, Vinson DR, Hoffman JR.

Acad Emerg Med. 2016;24(3):393.

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Incidence of outcomes based on field triage in older adults with blunt head trauma transported by EMS.

Nishijima DK, Gaona S, Maloney R, Waechter T, Bair T, Blitz A, Elms A, Farrales RD, Howard C, Montoya J, Foley M, Gilbert MA, Chenoweth J, Vinson DR, Ballard DW, Shahlaie K, Holmes JF.

Acad Emerg Med. 2016;23(S1):S34-5 [abstract 60].

Presented at Society of Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

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Development, evaluation and implementation of chief complaint groupings to activate data collection: a multi-center study of clinical decision support for children with head trauma.

Deakyne SJ, Bajaj L, Hoffman J, Alessandrini E, Ballard DW, Norris R, Tzimenatos L, Swietlik M, Tham E, Grundmeier RW, Kuppermann N, Dayan PS.

Appl Clin Inform. 2015;6(3):521-535.

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Implementation of the PECARN traumatic brain injury prediction rules for children using computerized clinical decision support: a multi-center trial.

PECARN, CREST Network, and Partners HealthCare System.  

Acad Emerg Med. 2015;22(S1):S95-6 [abstract 206].

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Informing the design of clinical decision support services for evaluation of children with minor blunt head trauma in the emergency department: A sociotechnical analysis.  

Sheehan B, Nigrovic L, Dayan P, Ballard DW, Allessandrini E, Goldberg H, Hoffman J, Offerman S, Mark DG, Swietlik M, Tham E, Tziminatos L, Vinson DR, Bakken S, for the Pediatric Emergency Care Applied Research Network (PECARN).

J Biomed Inform. 2013;46(5):905-13.

Presented at American Medical Informatics Association Annual Symposium, Washington, District of Columbia, 2011.

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Risk of traumatic intracranial hemorrhage in patients with head injury and preinjury warfarin or clopidogrel use.

Nishijima DK, Offerman SR, Ballard DW, Vinson DR, Chettipally UK, Rauchwerger AS, Reed ME, Holmes JF.

Acad Emerg Med. 2013;20(2):140-5. 

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Use of an electronic medical record "dotphrase" data template for a prospective head injury study.

Offerman SR, Rauchwerger AS, Nishijima DK, Ballard DW, Chettipally UK, Vinson DR, Reed ME, Holmes JF.

West J Emerg Med. 2013; 14(2):109-13. 

Presented at American College of Emergency Physicians Scientific Assembly, San Francisco, CA, 2011.

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Immediate and delayed traumatic intracranial hemorrhage in patients with head trauma and preinjury warfarin or clopidogrel use.

Nishijima DK, Offerman SR, Ballard DW, Vinson DR, Chettipally UK, Rauchwerger AS, Reed ME, Holmes JF.

Ann Emerg Med. 2012;59(6):460-8.e1-7.

Presented at the Society for Academic Emergency Medicine Annual Meeting, Boston, MA, 2011.

 

Infectious Disease 

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Third-generation cephalosporin-resistance and associated discordant antibiotic treatment in emergency department febrile urinary tract infections.

Mark DG, Hung YY, Salim Z, Tarlton NJ, Torres E, Frazee BW. 

Ann Emerg Med. 2021;78(3):357-369.

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Should people be able to choose which vaccine they receive? The ethical and practical case for offering the public a choice of vaccines.

Ballard DW.

Psychology Today Blog. 2021 Feb 26. 

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Pulmonary Embolism 

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Feasibility and safety of outpatient management of patients with acute pulmonary embolism diagnosed in primary care.

Vinson DR, Rangarajan S, Hofmann ER.

Am Fam Physician. 2022; in press.

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Management and outcomes of adults diagnosed with acute pulmonary embolism in primary care: community-based retrospective cohort study.​

Vinson DR, Hofmann ER, Johnson EJ, Huang J, Isaacs DJ, Rangarajan S, Shan J, Rauchwerger AS, Reed ME, Mark DG.

J Gen Intern Med. 2022; in press.

Presented at American College of Physicians Internal Medicine Meeting,  April 2021.

Presented at the American Thoracic Society 2021 Virtual Conference, May 2021.

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A clinical decision framework to guide the outpatient treatment of emergency department patients diagnosed with acute pulmonary embolism or deep vein thrombosis: Results from a multidisciplinary consensus panel.

Kabrhel C, Vinson DR, Rosovsky R, Mitchell AM, Chang AM, Hernandez-Nino J, Wolf SJ.

J Am Coll Emerg Physicians Open. 2021;2:e12588.

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Challenges in managing isolated subsegmental pulmonary embolism.

Vinson DR, Isaacs DJ, Taye E, Balasubramanian MJ. 

Perm J. 2021;25:21.077.

Presented at the American Thoracic Society 2021 Virtual Conference, May 2021.

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Echocardiography for risk stratification in patients with pulmonary embolism at low risk of death: a response (to Arrigo M, et al. RV assessment in PE: low risk = low yield for systematic echo).

Maraziti G, Vinson DR, Becattini C.

Eur Heart J. 2021;ehab779.

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American College of Emergency Physicians Expert Panel on Low-Risk Pulmonary Embolism and Low-Risk Deep Vein Thrombosis. Point of Care Tools (August 2021).

Kabrhel C, Chang AM, Hernandez-Nino J, Mitchell AM, Rosovsky R, Vinson DR, Wolf SJ.

ACEP. 2021.

ACEP Description: “We've recruited the field's top experts and thought-leaders to develop tools our members can trust and deploy in the clinical setting. The evidence-based, clinical content provided in these tools ensures that you are providing the best possible care to the patients in your emergency department.”

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“Outpatient Management” of Pulmonary Embolism Defined in the Primary Literature: A Narrative Review.

Shan J, Isaacs DJ, Bath H, Johnson EJ, Julien D, Vinson DR.

Perm J. 2021;25:20.233.

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Right ventricle assessment in patients with pulmonary embolism at low-risk for death based on clinical models. An individual patient data meta-analysis.

Becattini C, Maraziti G, Vinson DR, Ng ACC, den Exter PL, Côté B, Vanni S, Doukky R,  Khemasuwan D, Weekes AJ, Soares TH, Ozsu S, Polo Friz H, Erol S, Agnelli G, Jiménez D. 

Eur Heart J. 2021;42(33):3190-3199.

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Comprehensive management of acute pulmonary embolism in primary care using telemedicine in the COVID-era.

Chang JC, Isaacs DJ, Leung J, Vinson DR. 

BMJ Case Rep. 2021;14:e243083.

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Comprehensive management of acute pulmonary embolism in primary care using telemedicine during the COVID-19 pandemic.

Chang J, Isaacs DJ, Leung J, Reed ME, Vinson DR. 

Am J Resp Crit Care Med. 2021;203;A3502.

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Overcoming barriers to outpatient management of emergency department patients with acute pulmonary embolism.

Vinson DR, Ballard DW, Mark DG.

Acad Emerg Med. 2021;28(3):377-378.

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Effect of using an age-adjusted d-dimer to assess for pulmonary embolism in community emergency departments.

Ghobadi A, Lin B, Musigdilok VV, Park SJ, Palmer-Toy DE, Gould MK, Vinson DR, Hutchison DM, Sharp AL.

Acad Emerg Med. 2021;28(1):60-69.

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Primary care physicians comprehensively manage acute pulmonary embolism without higher-level-of-care transfer. A report of two cases.

Isaacs DJ, Johnson EJ, Hofmann ER, Rangarajan S, Vinson DR.

Medicine (Baltimore). 2020;99:45(e23031).

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How is "outpatient management" of acute pulmonary embolism defined in the primary literature? A narrative review.

Shan J, Isaacs D, Bath H, Johnson E, Julien D, Vinson D.

Chest. 2020;158(4S):A2228.

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Deciding when to anticoagulate patients with isolated subsegmental pulmonary embolism.

Vinson DR, Mark DG, Ballard DW.

BMJ. 2020 Sept 1. 

​

​

Managing acute pulmonary embolism in primary care in a patient declining emergency department transfer: A case report. 

Vinson DR, Isaacs DJ, Johnson EJ.

Eur Heart J Case Rep. 2020;4(5):1-4.  

​

​

Comprehensive management of acute pulmonary embolism in the primary clinic setting without transfer of care: A case report

Isaaccs DJ, Johnson EJ, Vinson DR.

Am J Respir Crit Care Med. 2020;201:A7257.

                Presented at the American Thoracic Society meeting, Philadelphia, PA, May 2020.

​

​

Hospitalization is less common in ambulatory patients with acute pulmonary embolism diagnosed before emergency department referral than after arrival.

Vinson DR, Bath H, Huang J, Reed ME, Mark DG. 

Acad Emerg Med. 2020;27(7):588-599.

               Abstract: https://www.atsjournals.org/doi/abs/10.1164/ajrccm-conference.2020.201.1_MeetingAbstracts.A2012 

               Presented at the American Thoracic Society meeting, Philadelphia, PA, May 2020.

​

​

Accurately identifying pulmonary embolism in computed tomography pulmonary angiography reports using natural language processing.

Kene M, Arasu V, Warton M, Reed ME, Rauchwerger AS, Shan J, Vinson DR.

Acad Emerg Med. 2020;27(S1):S76-S77 [abstract 155].

               Presented at the Society for Academic Emergency Medicine Annual Meeting, Denver, CO, May 2020.

​

​

Presyncope increases risk for intensive care in emergency department patients with acute pulmonary embolism.

Vinson DR, Engelhart DC, Bahl D, Othieno AA, Abraham AS, Huang J, Reed ME, Swanson WP, Clague VA, Cotton DM, Krauss WC, Mark DG.

West J Emerg Med. 2020 April 13 [Epub ahead of print].

    Presented at the Society for Academic Emergency Medicine Annual Meeting, Indianapolis, IN, 2018.

​

​

Comprehensive outpatient management of low-risk pulmonary embolism: can primary care do this? a narrative review.

Vinson DR, Aujesky D, Geersing GJ, Roy PM.

Perm J. 2020;24;19.163.

              Tables 2 and 3: http://www.thepermanentejournal.org/files/2020/19.163T.pdf

              Pdf of complete article

​

​

Outpatient management of patients with pulmonary embolism.

Vinson DR, Mark DG, Ballard DW.

Ann Intern Med. 2019;171(3):228.

​

Medically Clear: A New Mindset is a Win-Win for PE Patients.

Ballard D, Vinson D.

Emerg Med News. 2018;40(12):12.

​

Increasing safe outpatient management for emergency department patients with pulmonary embolism: a controlled pragmatic trial.

Vinson DR, Mark DG, Chettipally UK, Huang J, Rauchwerger AS, Reed ME, Lin JS, Kene MV, Wang DH, Sax DR, Pleshakov TS, McLachlan ID, Yamin CK, Elms AR, Iskin HR, Vemula R, Yealy DM, Ballard DW.

Ann Intern Med. 2018;169(12):855-865. 

Presented at the American College of Emergency Physicians Scientific Assembly, Las Vegas, NV, 2016.

​

Emergency department patient satisfaction with treatment of low-risk pulmonary embolism.

Simon LE, Iskin HR, Vemula R, Huang J, Rauchwerger AS, Reed ME, Ballard DW, Vinson DR.

West J Emerg Med. 2018;19(6):938-946.

Presented at the Society for Academic Emergency Medicine Annual Meeting, Indianapolis, IN, 2018.

​

Prevalence and prognosis of delayed diagnosis of acute pulmonary embolism.

Nasrollahi F, Makin CW, Arangan J, McLachlan DI, Stevenson MD, Huang J, Reed ME, Ballard DW, Vinson DR.

Ann Emerg Med. 2018;72(4S):S147 [abstract 374].

Presented at the American College of Emergency Physicians Scientific Assembly, San Diego, CA, 2018.

​

Prevalence and prognostic value of proximal clot location in patients with acute pulmonary embolism presenting with presyncope or syncope.

Bahl D, Engelhart DC, Swanson WP, Cotton DM, Krauss WC, Huang J, Reed ME, Mark DG, Vinson DR. 

Acad Emerg Med. 2018;25(S1):S29 [abstract 58].

Presented at the Society for Academic Emergency Medicine Annual Meeting, Indianapolis, IN, 2018.

​

Screening for and treatment of submassive pulmonary embolism in community emergency departments in the U.S.

Abraham AS, Othieno AA, Huang J, Reed ME, Mark DG, Vinson DR. 

Acad Emerg Med. 2018;25(S1):S28-29 [abstract 57].

Presented at the Society for Academic Emergency Medicine Annual Meeting, Indianapolis, IN, 2018.

​

Acute pulmonary embolism in emergency department patients despite adequate anticoagulation.

Liu MY, Ballard DW, Huang J, Rauchwerger AS, Reed ME, Bouvet SC, Vinson DR.

West J Emerg Med. 2018;19(3):510-516.

Presented at Society for Academic Emergency Medicine Annual Meeting, Orlando, FL, 2017.

​

Outpatient management of emergency department patients with acute pulmonary embolism: variation, patient characteristics and outcomes.

Vinson DR, Ballard DW, Huang J, Reed ME, Lin JS, Kene MV, Sax DR, Rauchwerger AS, Wang DH, McLachlan DI, Pleshakov TS, Silver MA, Clague VA, Klonecke AS, Mark DG, for the MAPLE Investigators of the CREST Network.

Ann Emerg Med. 2018;72(1):62-72.e3. PMID: 29248335

Presented at the Society for Academic Emergency Medicine Annual Meeting, Orlando, FL, 2017.

Related interview: Report: Liability fears of discharging low-risk pulmonary embolism patients unfounded. ED Legal Letter. 2018;29(10):117-119.

​

An age-adjusted D-dimer threshold for emergency department patients with suspected pulmonary embolus: accuracy and clinical implications.

Sharp AL, Vinson DR, Alamshaw F, Handler J, Gould MK.

Ann Emerg Med. 2016;67(2):249-57.

​

Not so fast! Beta-blockers blunt tachycardia in pulmonary embolism: implications for clinical decision rules?

Yamin CK, Reed ME, Ballard DW, Mark DG, Vinson DR.

Acad Emerg Med. 2016;23(S1):S130 [abstract 294].

Presented at Society of Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

​

Optimizing clinical decision support in the electronic health record: clinical characteristics associated with the use of a decision tool for disposition of ED patients with pulmonary embolism.

Ballard DW, Vemula R, Chettipally UK, Kene MV, Mark DG, Elms AK, Lin JS, Reed ME, Huang J, Rauchwerger AS, Vinson DR.

Appl Cli Inform. 2016;7(3):883-98.

Presented at Society for Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

​

Risk stratifying emergency department patients with acute pulmonary embolism: does the simplified Pulmonary Embolism Severity Index perform as well as the original?

Vinson DR, Ballard DW, Mark DG, Huang J, Reed ME, Rauchwerger AS, Wang DH, Lin DS, Kene MV, Pleshakov TS, Sax DK, Sax JM, McLachlan DI, Yamin CK, Swap CJ, Iskin HR, Vemula R, Fleming BS, Elms AR, Aujesky D, for the MAPLE Investigators of the KP CREST Network.

Thromb Res. 2016;148:1-8.

​

Impact of relative contraindications to home management in emergency department patients with low-risk pulmonary embolism.

Vinson DR, Drenten CE, Huang J, Morley JE, Anderson ML, Reed ME, Nishijima DK, Liu V.

Ann Amer Thoracic Soc. 2015;12(5):666-673.

​

The accuracy of an electronic pulmonary embolism severity index auto-populated from the electronic health record: setting the stage for computerized clinical decision support.

Vinson DR, Morley JE, Huang J, Liu V, Anderson ML, Drenten CE, Radecki RP, Nishijima DK, Reed ME.  

Appl Clin Inform. 2015;6(2):318-333.

Presented at the Society for Academic Emergency Medicine Annual Meeting, San Diego, CA, 2015.

​

Timing of discharge follow-up for acute pulmonary embolism: retrospective cohort study.

Vinson DR, Ballard DW, Huang J, Rauchwerger AS, Reed ME, Mark DG.  

West J Emerg Med. 2015;16(1):55-61.

Presented at Society for Academic Emergency Medicine Annual Meeting, San Diego, CA, 2015.

​

Performance of an augmented pulmonary embolism severity index in identifying ED patients at risk for 5-day inpatient adverse events.

Drenten C, Huang J, Morley JE, Anderson M, Liu V, Nishijima DK, Reed ME, Vinson DR.

Acad Emerg Med. 2014;21(4):S273 [abstract 660].

Presented at Society for Academic Emergency Medicine Annual Meeting, Dallas, TX, 2014.

Poster: Performance of an augmented Pulmonary Embolism Severity Index in identifying ED patients at risk for 5-day inpatient adverse events.

​

Can selected patients with newly diagnosed pulmonary embolism be safely treated without hospitalization? A systematic review.

Vinson DR, Zehtabchi S, Yealy DM.
Ann Emerg Med. 2012;60(5):651-662.e4.

​

Miscellaneous 

​

Downstream acute care utilization following initial prescription of an opioid pain reliever among emergency department patients with low severity conditions

Jeurgens N, Wei J, Cullen E, Graubard M, Gupta V, Weintraub M, Sax DR. 

Perm J. 2021; in press.

​

​

Medically Clear: Even the ED may have room for recordings.

Ballard D.

Emerg Med News. 2021;43(11):30.

​

​

Identifying bias in the emergency department: a retrospective study of the relationship between race/ethnicity and initiation of physical restraints.

Walia H, Manickam RN, Kene MV, Sharp A, Berdahl C, Hirschtritt ME.

Am Pub Health Assoc. 2021 Oct 21.

Presented at the American Public Health Association Annual Meeting, Denver, CA, October 2021.

​

​

Incidence of and patient characteristics associated with potential delays in diagnosis of spinal epidural abscess.

Maciey S, Anderson M, Bouvet S, Hoffman E, Durant E, Ghiya M, Kene M.

Ann Emerg Med. 2021;78(4S):S115-116 [abstract 283].

​

​

A 19-year-old woman with a history of depression and fatal cardiorespiratory failure following an overdose of prescribed bupropion.

Sathe AR, Thiemann A, Toulouie S, Durant E.

Am J Case Rep. 2021;22:e931783.

​

​

Medically Clear: Patients and physicians on the same page.

​Ballard D, Vinson D.

Emerg Med News. 2021;43(8):14.

​

​

Lumbar puncture and clinical outcomes in febrile infants 29-60 days of age evaluated at community emergency departments.

Van Winkle P, Lee S, Chen Q, Baecker A, Ballard D, Greenhow T, Nguyen T, Young B, Shan J, Vinson D, Musigdilok V, Park S, Sharp A. 

J Hosp Med. 2021 May 26: abstract 148 [Epub].

​

​

Acute kidney injury after CT in emergency department patients with chronic kidney disease: a propensity score-matched analysis.

Kene MV, Arasu VA, Mahapatra AK, Huang J, Reed ME.

West J Emerg Med. 2021;22(3):614-622

​

​

Imaging in suspected ureteral colic: creating new decision rules based on multispecialty consensus.

Durant EJ, Vinson DR. 

Am J Emerg Med. 2021;47:13-16.

​

​

Medically Clear: The less-is-more approach to acute diverticulitis.

Ballard D, Vinson D. 

Emerg Med News. 2020;42(12):18.

​

​

“They’re the experts. So, how involved could I be?”: Patient perspectives on oral anticoagulation decisionmaking.

Kea B, Gowen K, Wenzel E, Alligood T, Robinson C, Le N, Kim J, Hunt R, Vinson DR, Sun BC.

Ann Emerg Med. 2020;76(4S):S128 [abstract 332].

               Presented at the American College of Emergency Physicians Scientific Assembly, October 2020.

​

​

Paramedics’ perspectives on telemedicine in the ambulance: A survey study.

Simon LE, Shan J, Rauchwerger AS, Reed ME, Warton EM, Vinson DR, Konik ZI, Vlahos JW, Groves K, Ballard DW.

JEMS. 2020 Apr 30 [Epub].

             Abstract

              Presented at the Society for Academic Emergency Medicine Annual Meeting, Indianapolis, IN, 2018.

​

​

Image diagnosis: neodymium magnetic bead ingestion in a toddler.

Hui K, Arasu VA, Vinson DR, Cotton DM.

Perm J. 2020;24:19.165.

​

​

Prehospital Treatment and Emergency Department Outcomes in Young Children with Food Allergy

Ko J, Zhu S, Alabaster A, Wang J, Sax DR.

J Allergy Clin Immunol Pract. 2020 Jul-Aug;8(7):2302-2309.e2.

Presented at the Society for Academic Emergency Medicine Annual Meeting, Denver, CO, May 2020.

​

​

Medically Clear: Nonmydriatic ocular fundus photography and how it could avoid missed diagnoses.

Ballard D, Dimmig J.

Emerg Med News. 2020;42(1):1,31.

​

Text message alerts to emergency physicians identifying potential study candidates increases clinical trial enrollment.

Simon LE, Rauchwerger AS, Chettipally UK, Babakhanian L, Vinson DR, Warton EM, Kharbanda AB, Kharbanda EO, Ballard DW.

J Am Med Inform Assoc. 2019;26(11)1360-1363.

​

ECG diagnosis: acute myocardial infarction in a ventricular-paced rhythm.

Abraham AS, Vinson DR, Levis JT.

Perm J. 2019;23:19-001.

​

Trends in red blood cell transfusion practice amongst emergency department patients with gastrointestinal bleeding.

Mark DG, Huang J, Plimier C, Reed ME, Vinson DR, Escobar GJ, Roubinian NH.

Am J Emerg Med. 2019 June 10 [Epub ahead of print].

​

Patient-provider video telemedicine integrated with clinical care: patient experiences.

Reed ME, Huang J, Parikh R, Millman A, Ballard DW, Barr I, Wargon C.

Ann Intern Med. 2019;171(3):222-224.

​

The management of stable ventricular tachycardia across 21 community emergency departments.

Fazleabas QG, Arangan J, Lin JS, Bouvet SZ, Vinson DR, Warton EM, Reed MR, Liu TI, McLachlan ID.

Acad Emerg Med. 2019;26(S1):S169 [abstract 440].

Presented at Society for Academic Emergency Medicine Annual Meeting, Las Vegas, NV, 2019.

​

Long-term outcomes among patients discharged from the hospital with moderate anemia: a retrospective cohort study.

Roubinian NH, Murphy EL, Mark DG, Triulzi DJ, Carson JL, Lee C, Kipnis P, Kleinman S, Liu VX, Escobar GJ.

Ann Intern Med. 2019;170(2):81-89.

​

Medically Clear: When doing nothing is doing all that's needed.

Ballard D, Vinson D.

Emerg Med News. 2019;41(4):9.

​

Discriminatory value of the ascending aorta diameter in suspected acute type A aortic dissection.

Mark DG, Davis JA, Hung YY, Vinson DR.

Acad Emerg Med. 2019;26(2):217-225.

​

Medically Clear: Nauseated patient? Inhaled isopropanol does the job.

Ballard DW, Vinson DR.

Emerg Med News. 2019;41(2):31.

​

ECG diagnosis: Ibutilide-induced torsade de pointes.

Le DD, Levis JT, Lugovskaya N, Vinson DR.

Perm J. 2019;23:18-187.

​

Real-time patient–provider video telemedicine integrated with clinical care.

Reed ME, Parikh R, Huang J, Ballard DW, Barr I, Wargon C.

N Engl J Med. 2018;379(15):1478-1479.

​

Feasibility of expanded emergency department screening for behavioral health problems.

Kene MV, Rosales CM, Wood S, Rauchwerger AS, Vinson DR, Sterling SA. 

Am J Manag Care. 2018;24(12):585-591. 

​

New Immunotherapy Revolutionizes Cancer Care, but Guess Where Adverse Events End Up?

Ballard D, Vinson D.

Emerg Med News. 2018;40(9):29.

​

Medically Clear: Medical therapy shows promise over surgical drainage for peritonsillar abscess

Ballard DW, Vinson DR.

Emerg Med News. 2018;40(7):6.

​

Real-time text message alerts to emergency physicians identifying potential study candidates increases clinical trial enrollment.

Simon LE, Rauchwerger AS, Chettipally UK, Vinson DR, Warton EM, Kharbanda AB, Kharbanda EO, Ballard DW. 

J Patient Cent Res Rev. 2018;5(S1):57 [abstract OA1.03]

Presented at the Health Care Systems Research Network Annual Conference, Minneapolis, MN, 2018. 

​

Medically Clear: Txa Superior to Packing for Epistaxis, and Patients Like It Better.

Ballard DW, Vinson DR.

Emerg Med News. 2018;40(4):1-32.

​

Medically Clear: The Evidence Supports Police Use of Naloxone.

Ballard DW, Vinson DR.

Emerg Med News. 2018;40(3):6.

​

Ibutilide Effectiveness and Safety in the Cardioversion of Atrial Fibrillation and Flutter in the Community Emergency Department.

Vinson DR, Lugovskaya N, Warton EM, Rome AM, Stevenson MD, Reed ME, Nagam MR, Ballard DW.

Ann Emerg Med. 2018;71(1):96-108.

Presented at Society for Academic Emergency Medicine Annual Meeting, New Orleans, LA, 2016.

​

Communicating through the patient portal to engage family care partners.

Reed ME, Huang J, Brand R, Ballard DW, Yamin CK, Hsu J, Grant R. 

JAMA Intern Med. 2018;178(1):142-144.

​

Bridging the digital divide: mobile access to personal health records among patients with diabetes.

Graetz I, Huang J, Brand RJ, Hsu J, Yamin CK, Reed ME

Am J Manag Care. 2018;24(1):43-48.

​

Prochlorperazine, metoclopramide, and diphenhydramine for acute migraine headache.

Lin M, Vinson DR, Geier C, Zlatan C, Hayes BD.

Acad Life in Emerg Med. 2018 Jan 10 [Epub].

​

A literature-based algorithm for treatment of children with radial head subluxation who fail to respond to initial hyperpronation [letter].

Makin C, Vinson DR.

Amer J Emerg Med. 2017;35(9):1365-1367.

​

Oligoantiemesis: a premature neologism for an intervention insufficiently substantiated in the emergency setting.

Vinson DR, Nagam MR, Lugovskaya N, Nasrollahi F, Egerton-Warburton D, Furyk JS, Meek RA.

J Emerg Med. 2017;52(3):366-368.

​

Medically Clear: Get from Agitation to ‘oK’ Faster with Special K.

Ballard DW, Vinson DR.

Emerg Med News. 2017;39(8):7.

​

Feasibility of single- vs two-physician procedural sedation in a small community emergency department.

Josephy CP, Vinson DR.

Am J Emerg Med. 2018;36(6):977-982.

Presented at American College of Emergency Physicians Scientific Assembly, Washington, DC, 2017.

​

Shortened antimicrobial treatment for acute otitis media in young children [letter].

Vinson DR.

N Engl J Med. 2017;376:e24.

​

Medically Clear: A New Twist on Nursemaids Elbow.

Ballard DW, Vinson DR.

Emerg Med News. 2017;39(5):13.

​

Medically Clear: A Modified Valsalva Stops PSVT 40% of the Time.

Vinson DR, Ballard DW.

Emerg Med News. 2017;39(3):28-29.

​

Managing migraine in complicated patients [expert opinion].

Vinson DR.

Acad Life in Emerg Med. 2016 May 18 [Epub].

​

Departure from central line ritual.

Ballard DW, Vinson DR, Mark DG.  

AHRQ WebM&M [serial online]. May 2015. 

​

Unbundling early goal-directed therapy: correction of low central venous oxygen saturation.

Mark DG, Morehouse JW, Kene MV, Elms AR, Ballard DW, Vinson DR.

Crit Care Med. 2013;41 (S12) [abstract 1068].

Presented at Society of Critical Care Medicine 43rd Critical Care Congress, San Francisco, CA, 2014. 

​

The use of delayed telephone informed consent for observational emergency medicine research is ethical and effective.  

Offerman SR, Nishijima DK, Ballard DW, Chettipally UK, Vinson DR, Holmes JF, Rauchwerger AS.

Acad Emerg Med.  2010;17:S139.

Presented at the Society for Academic Emergency Medicine Annual Meeting, Phoenix, AZ, 2010.  

​

Validation of an algorithm for categorizing the severity of hospital emergency department visits.

Ballard DW, Price M, Fung V, Brand R, Reed ME, Fireman B, Newhouse JP, Selby JV, Hsu J.
Med Care. 2010;48(1):58-63.