User profiles for Jerome A. Leis

Jerome Leis

Associate Professor, University of Toronto
Verified email at sunnybrook.ca
Cited by 3427

Impact of reported beta-lactam allergy on inpatient outcomes: a multicenter prospective cohort study

…, I Saltzman, M Devlin, N Andany, JA Leis - Clinical Infectious …, 2016 - academic.oup.com
Background. Reported allergy to beta-lactam antibiotics is common and often leads to
unnecessary avoidance in patients who could tolerate these antibiotics. We prospectively …

A primer on PDSA: executing plan–do–study–act cycles in practice, not just in name

JA Leis, KG Shojania - BMJ quality & safety, 2017 - qualitysafety.bmj.com
Plan-do–study–act (PDSA) cycles are the building blocks of iterative healthcare improvement.
1 Although frequently regarded as separate from research, 2 this quality improvement …

Diagnosis and management of first case of COVID-19 in Canada: lessons applied from SARS-CoV-1

…, M Gilmour, O Ozaldin, JA Leis - Clinical Infectious …, 2020 - academic.oup.com
We report diagnosis and management of the first laboratory-confirmed case of coronavirus
disease 2019 (COVID-19) hospitalized in Toronto, Canada. No healthcare-associated …

[HTML][HTML] First imported case of 2019 novel coronavirus in Canada, presenting as mild pneumonia

WK Silverstein, L Stroud, GE Cleghorn, JA Leis - The Lancet, 2020 - thelancet.com
A 56-year-old man presented to our Emergency Department in Toronto, ON, Canada, with
fever and non-productive cough, 1 day after returning from a 3-month visit to Wuhan, China. …

Reducing antimicrobial therapy for asymptomatic bacteriuria among noncatheterized inpatients: a proof-of-concept study

JA Leis, GW Rebick, N Daneman… - Clinical infectious …, 2014 - academic.oup.com
This proof-of-concept study demonstrates that no longer routinely reporting urine culture
results from noncatheterized medical and surgical inpatients can greatly reduce unnecessary …

Medical masks versus N95 respirators for preventing COVID-19 among health care workers: a randomized trial

…, V Glavin, J Newton, R Hookoom, JA Leis… - Annals of internal …, 2022 - acpjournals.org
Background: It is uncertain if medical masks offer similar protection against COVID-19 compared
with N95 respirators. Objective: To determine whether medical masks are noninferior to …

Potassium homeostasis in the ischemic brain

JA Leis, LK Bekar, W Walz - Glia, 2005 - Wiley Online Library
Extracellular [K + ] can range within 2.5–3.5 mM under normal conditions to 50–80 mM under
ischemic and spreading depression events. Sustained exposure to elevated [K + ] o has …

Lack of COVID-19 transmission on an international flight

KL Schwartz, M Murti, M Finkelstein, JA Leis… - Cmaj, 2020 - Can Med Assoc
In response to the CMAJ news article,“Communication, transparency key as Canada faces
new coronavirus threat,” 1 we would like to share the public health response to the first …

Evaluation of the SARS-CoV-2 antibody response to the BNT162b2 vaccine in patients undergoing hemodialysis

…, D Naimark, MJ Oliver, J Perl, JA Leis… - JAMA network …, 2021 - jamanetwork.com
Importance Patients undergoing hemodialysis have a high mortality rate associated with
COVID-19, and this patient population often has a poor response to vaccinations. Randomized …

Effect of antibiotic-prescribing feedback to high-volume primary care physicians on number of antibiotic prescriptions: a randomized clinical trial

…, E Shing, JM Grimshaw, JA Leis… - JAMA Internal …, 2021 - jamanetwork.com
Leis, MD 11,12 ; Julie HC Wu, MSc 1 ; Gary Garber, MD 1,7,17 … Dr Leis reported personal
fees from Choosing Wisely Canada during the conduct of the study. No other disclosures were …