Selection of ‘normal’ control subjects for psychiatric research: update on a model for centralized recruitment

摘要: A recruitment program for 'normal' control subjects is evaluated with regard to the yield of 'healthy' subjects, degree which remain healthy over a number years, and rate subject participation in research. Only 22.4% had no lifetime history mental illness (Never Mentally III), 6.8% met criteria one episode minor disorder (MMD), 41.6% were currently but more serious 29.9% mentally ill. Diagnostic follow-up found that NMI MMD categories did not differ interval episodes themselves or family members an average 27 months. However, category likely have positive (chi2(1) = 21.34; P < 0.001). The longitudinal course health combined group was predicted by sex 4.04; 0.05), age illness. These findings suggest investigators selecting consider probability individual will future.