摘要
objective: to verify the common mental disorders (cmd) prevalence in montes claros, and existence of association among social economic factors and the complementary and alternative medicine (cam) utilization with cmd. methods: cross-sectional study. target population: montes claros residens. the sample was probabilistic with 3.090 people. a semi-structured questionnaire was used and the self reporting questionnaire (srq-20) for identification of the cmd. it was done poisson regression in the analysis with significance statistics considered of p %26lt; 0,05. results: the prevalence of cmd was of 23,2%, being 75% cam users. the cmd prevalence was bigger in the those with minor schooling (rp = 2,12; ic = 1,80-2,49); minor economic level (rp = 1,92; ic = 1,07-3,44); over 40 years (rp = 1,30; ic = 1,15-1,48); in the women (rp = 2,99; ic = 1,50-3,58). it was more frequent among who turn to homeopathy (rp = 1,52; ic = 1,12-2,08) and spiritual healing by others (rp = 1,25; ic = 1,08-1,46). conclusions: the cmd is very frequent in population of montes claros. the variables: schooling, economic level; age; sex as well as turn to homeopathy and spiritual healing by others.