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Introduction: Although point-of-care ultrasound (POCUS) is recognized as a useful diagnostic and prognostic tool during the management of out-of-hospital cardiac arrest (OHCA), opposing viewpoints exist. The objectives of this study are to investigate the knowledge, attitude, and practice (KAP) in POCUS utilization during OHCA among emergency medicine (EM) physicians in Hong Kong and to identify their barriers. Methods: A cross-sectional questionnaire was conducted among EM physicians in 9 accident and emergency departments in Hong Kong. The questionnaire assessed participants' demographics, knowledge, attitude, practices, and barriers on this issue. Composite scores for KAP were calculated. Subgroup analysis and multiple regression analysis were used to explore the correlation between KAP and participants' demographics. Participants' barriers were evaluated by binary and open-ended questions. Results: A total of 224 questionnaires were distributed and 150 questionnaires were returned (response rate: 67.0%). Statistically significant associations of knowledge and attitude with practice were demonstrated (both p 

Original publication




Journal article


Hong Kong Journal of Emergency Medicine

Publication Date