Shanghai Community-Based Schizophrenia Cohort (SCS): a protocol for establishing a longitudinal cohort and research database of patients with schizophrenia receiving community-based mental health treatment

Methods and analysis This study is an ongoing, community-based, naturalistic longitudinal cohort study that examines potential differences in relapse risk factors, development, cognition and behaviour in community-dwelling patients with schizophrenia. The study was designed and will be conducted by the Shanghai Mental Health Center, Xu Hui Mental Health Center, Hong Kou Mental Health Center, Jin Shan Mental Health Center and Min Hang Mental Health Center in Shanghai, China.