Clinical prediction rules (CPRs) that predict the absolute risk of a clinical condition or future
outcome for individual patients are abundant in the medical literature; however, systematic …

The purpose of this review is to present a guide to help readers critically appraise the
methodologic quality of an article or articles describing a clinical decision rule. This guide …

Objective.—To validate and refine previously derived clinical decision rules that aid the
efficient use of radiography in acute ankle injuries. Design.—Survey prospectively …

Objective.—To assess the impact on clinical practice of implementing the Ottawa ankle
rules. Design.—Nonrandomized, controlled trial with before-after and concurrent controls …

Objective: To assess the feasibility and impact of introducing the Ottawa ankle rules to a
large number of physicians in a wide variety of hospital and community settings over a …

Objectives: To estimate the incidence of ankle sprains and severe ankle sprains attending
accident and emergency (A&E) units; to describe current practice for severe ankle sprains in …

Objective.—To validate a previously derived decision rule for the use of radiography in
patients with acute knee injury. Design.—Prospectively administered survey. Setting …

Study objective: To derive a highly sensitive decision rule for the selective use of
radiography in acute knee injuries. Design: Prospectively administered survey. Setting …

Clinical decision rules (CDRs) are tools designed to help clinicians make bedside
diagnostic and therapeutic decisions. The development of a CDR involves three stages …

Study objective: To determine the frequency of utilization, yield for brain injury, incidence of
missed injury, and variation in the use of computed tomography (CT) for ED patients with …