Survival of out-of-hospital cardiac arrest following a return of spontaneous circulation beyond 30 minutes

CC BY-NC-ND 4.0 LETTER TO THE EDITOR Survival of out-of-hospital cardiac arrest following a return of spontaneous circulation beyond 30 minutes KL Hon, MB, BS, MD1; Karen KY Leung, MB, BS, MRCPCH1; KL Chan, MB, ChB, MRCPCH1; WF Hui, MB, ChB, MRCPCH1; KT Chau, MB, BS, FRCPCH1; SY Qian, MD2 1 Department of Paediatrics and Adolescent Medicine, Hong Kong Children's Hospital, Hong Kong SAR, China 2 Pediatric Intensive Care Unit, Beijing Children's Hospital, Capital Medical University, Beijing, China Corresponding author: Selective paediatric references on out-of-hospital cardiac arrest following return of spontaneous circulation Evidence suggests that either death or a poor outcome is inevitable if OHCA occurs more than 30 minutes from the nearest healthcare facility or the resuscitation exceeds 30 minutes.6 7 A 2017 study reported that the survival rate to discharge in Hong Kong was only 2.3%, which was considerably lower than the global survival rate in adults (8.8%).8 9 As OHCA in children has not been evaluated in Hong Kong until 2018,3 and prospective evaluation of OHCA in children has not yet been conducted, we concur with Wu10 who suggested the establishment of an OHCA registry. The global survival rate among adult out-of-hospital cardiac arrest patients who received cardiopulmonary resuscitation: a systematic review and meta-analysis.