Multicenter Emergency Department Validation of the Canadian Syncope Risk Score

Methodology: 4.5/5 Usefulness: 4.5/5 Thiruganasambandamoorthy V, et al. JAMA Intern Med. 2020 Mar 23;180(5):1-8.  Question and Methods: Prospective cohort validation to predict 30-day serious outcomes among ED patients with syncope Findings: 3819 patients had an overall 3.6% serious event rate at 30-days. At a score of -1, the CSRS had a Sn/Sp/NPV of 97.8%/44.3%/100% Limitations: Overlap in recruitment sites and […]

Accuracy of PECARN, CATCH, and CHALICE head injury decision rules in children: a prospective cohort study

Methodology Score: 3.5/5 Usefulness Score: 4/5 Babl FE, et al. Lancet. 2017 Jun 17;389(10087):2393-2402. Question and Methods: This prospective observational study sought to externally validate and subsequently compare the relative performance of the PECARN, CATCH, and CHALICE paediatric head injury CDRs. Findings: The validation cohort demonstrated a sensitivity of 100% for PECARN <2 years, 99% for PECARN >=2 years, 95.2% […]