Abstract: Objective：To investigate the status of sexual life among married minorities, and to analyze the effective factors. Methods：Total 1 550 volunteers from Miao，Buyi，Shui，Gelao and Dong Nation were chosed by the stratified cluster random sampling. They were married minorities form five minority autonomy counties of Guizhou Province. The closed questionnaires were used. The data were analyzed by SPSS 11.5. Results：The availability rate of collecting questionnaires was 93.6%. The average age was (40.47±12.83) years, 764 women and 687 men. The frequency of sexual life was two times per week in last one year. 67.1% of persons indicated that they had concordant sexual life. The factors affecting frequency of sexual life were ethnic，registered permanent residence. The factors affecting harmoniousness of sexual life were ethnic，age，occupation，yearly income of family，number of children，cure caused by contraceptive discomfort，health，reproductive health training and discussion sex with mates. Conclusions：The frequency of sexual life，the concordant degree of sexual life and the rate of discussion sex in mates were higher than those reported. It is important to combine the cultural characteristic of different ethnics with the reproductive health intervention in minority regions.

Key words: Minority groups, Quality of life, Questionnaires, Factor analysis, statistical