[Survey on mental disorders among registered residents and non-registered residents in Shenzhen].

Objective: To study the prevalence and distribution of mental disorders among registered and non-registered residents in Shenzhen.

Methods: An epidemiological survey on mental disorders were carried out in Shenzhen by stratified multi-stage randomized sampling method; 7134 respondents were assessed through face-to-face interview, using the WHO standardized version on World Mental Health (WMH) Survey Initiative of the Composite International Diagnostic Interview (CIDI3.1).