User profiles for "author:Lisa Calder"

Lisa Calder

Associate Professor, Department of Emergency Medicine, University of Ottawa, OHRI
Verified email at ohri.ca
Cited by 3076

A comparison of clinical practice guideline appraisal instruments

ID Graham, LA Calder, PC Hébert… - International journal of …, 2000 - cambridge.org
Objective: To identify and compare clinical practice guideline appraisal instruments.
Methods: Appraisal instruments, defined as instruments intended to be used for guideline …

Development of a clinical prediction rule for 30-day cardiac events in emergency department patients with chest pain and possible acute coronary syndrome

EP Hess, RJ Brison, JJ Perry, LA Calder… - Annals of emergency …, 2012 - Elsevier
STUDY OBJECTIVE: Evaluation of emergency department (ED) patients with chest pain who
are at low risk for acute coronary syndrome is resource intensive and may lead to false …

A Canadian survey of transfusion practices in critically ill patients

PC Hebert, G Wells, C Martin, M Tweeddale… - Critical care …, 1998 - journals.lww.com
A Canadian survey of transfusion practices in critically ill... : Critical Care Medicine A Canadian
survey of transfusion practices in critically ill patients : Critical Care Medicine SCCM Pediatric …

A risk scoring system to identify emergency department patients with heart failure at high risk for serious adverse events

IG Stiell, CM Clement, RJ Brison… - Academic …, 2013 - Wiley Online Library
Objectives There are no validated guidelines to guide physicians with difficult disposition
decisions for emergency department (ED) patients with heart failure (HF). The authors …

Adverse events in patients with return emergency department visits

L Calder, A Pozgay, S Riff, D Rothwell… - BMJ quality & …, 2015 - qualitysafety.bmj.com
Objectives This study describes the proportion of emergency department (ED) returns within
7 days due to adverse events, defined as adverse outcomes related to healthcare received …

Validation of the Ottawa Subarachnoid Hemorrhage Rule in patients with acute headache

JJ Perry, MLA Sivilotti, J Sutherland, CM Hohl… - Cmaj, 2017 - Can Med Assoc
BACKGROUND: We previously derived the Ottawa Subarachnoid Hemorrhage Rule to
identify subarachnoid hemorrhage (SAH) in patients with acute headache. Our objective …

[HTML][HTML] Variation in red cell transfusion practice in the intensive care unit: a multicentre cohort study

PC Hébert, G Wells, C Martin, M Tweeddale, J Marshall… - Critical Care, 1999 - Springer
Objectives To determine the degree of interinstitutional transfusion practice variation and
reasons why red cells are administered in critically ill patients. Study design Multicentre …

Prevalence of information gaps for seniors transferred from nursing homes to the emergency department

MA Cwinn, AJ Forster, AA Cwinn, G Hebert… - Canadian Journal of …, 2009 - cambridge.org
Objective: Information gaps, defined as previously collected information that is not available
to the treating physician, have implications for patient safety and system efficiency. For …

Topical nonsteroidal anti‐inflammatory drugs for corneal abrasions: meta‐analysis of randomized trials

LA Calder, S Balasubramanian… - Academic emergency …, 2005 - Wiley Online Library
Objectives: To determine the effectiveness of topical nonsteroidal anti‐inflammatory drugs
(NSAIDs) in traumatic corneal abrasions. Methods: This was a systematic literature review …

Mapping out the emergency department disposition decision for high-acuity patients

LA Calder, AJ Forster, IG Stiell, LK Carr, JJ Perry… - Annals of emergency …, 2012 - Elsevier
STUDY OBJECTIVE: There are sparse data on how emergency health professionals make
the important decision of emergency department (ED) patient admission or discharge, also …