公共卫生紧急事件期间的医疗资源评估、定期健康检查与抑郁情绪：休闲网络使用的作用

Public health emergencies can heighten uncertainty about access to essential healthcare resources, with implications for emotional well-being. Using the 2021 Chinese General Social Survey, this study examined the associations of healthcare-access concern and health-check regularity with depressed mood frequency and assessed whether leisure internet use moderated the concern–mood association. The eligible subsample comprised 2717 respondents randomly assigned to the East Asian Social Survey health module; after excluding 25 respondents with missing or non-substantive responses, the final analyt