External validation of a low HEAR score to identify emergency department chest pain patients at very low risk of major adverse cardiac events without troponin testing

External validation of a low HEAR score to identify emergency department chest pain patients at very low risk of major adverse cardiac events without troponin testing

Methodology: 3.5/5 Usefulness: 2.5/5 O’Rielly CM, et al. CJEM. 2021 Jul 17. doi: 10.1007/s43678-021-00159-y. Question and Methods:  Secondary analysis validation study that sought to validate proposed HEAR score’ ability to identify low risk patients for acute...