The prevalence of mental distress and association with social changes among postgraduate students in China: a cross-temporal meta-analysis.

Objective: This study aims to estimate the mental distress prevalence of Chinese postgraduate students and the association with the social changes based on the data between 2000 and 2019.

Study Design: This is a cross-temporal meta-analysis study.

Methods: The literature was retrieved with both English and Chinese electronic databases, including articles published from 2002 to 2019.