Figure 1.

An overview of the study design. Abbreviations: GDS =Geriatric Depression Scale; MMSE = Mini-Mental State Examination;DSM-IV = Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition; SES = Self-Esteem Scale; LSI-A = Life Satisfaction Index A; UCLA = Russell’s UCLA Loneliness Scale.

Chen et al. BMC Psychiatry 2012 12:189   doi:10.1186/1471-244X-12-189
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