RT Journal Article SR Electronic T1 Effect of a physician assistant on quality and efficiency metrics in an emergency department JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP e61 OP e67 DO 10.46747/cfp.6702e61 VO 67 IS 2 A1 Michael R.P. de la Roche A1 Nathalie Dyer A1 Mark Froats A1 Allen Bell A1 Lois McDonald A1 Craig Bolton A1 Rob Devins A1 Ryan Hall A1 Jonathan Leclerc A1 Jann Istead A1 Michele Miron A1 Martin Badowski A1 Tracy Steinitz A1 Nathan King A1 Priyanka Gogna YR 2021 UL http://www.cfp.ca/content/67/2/e61.abstract AB Objective To determine the effect of a physician assistant (PA) working in a secondary care hospital emergency department (ED) on the overall performance of the ED.Design A retrospective review of ED data from April 1, 2017, to September 30, 2017.Setting Belleville General Hospital, a secondary care hospital, ED in Ontario.Participants A physician assistant, 13 emergency physicians, and 7 family physicians.Main outcome measures Overall ED performance was evaluated using metrics from the Ontario Ministry of Health and Long-Term Care: rate of patients who left without being seen, provider initial assessment time at the 90th percentile, and the average provider initial assessment time for all patients over a 6-month period.Results In the PA group, there was a lower average daily left without being seen rate (3.4% vs 5.2%; P < .001), a lower provider initial assessment time at the 90th percentile (3.9 hours vs 4.5 hours; P < .001), a lower average provider initial assessment time (114.83 minutes vs 139.46 minutes; P < .001), and a lower average length of stay (313.85 minutes vs 348.91 minutes; P < .001).Conclusion This study suggests that a PA has a statistically significant positive effect on the overall performance of an ED. Future studies should examine the effect of a PA on quality of care and hospital funding.