[Relationship between gender, experience of migration and premarital sex among out-of-school youths in rural Hainan, China].

Objective: To assess pre-marital sex behavior and its relationship with gender and experience of migration among 16 - 24 years-old out-of-school youths in rural Hainan province, China.

Methods: 160 eligible youths from each of the 2 townships in County A and 80 from each of the 6 townships in County B were recruited, under equal proportion on gender, age distribution and experience of migration. An interviewer-administered, standardized questionnaire was used.