Version of demographic services try of this sexual conclusion certainly adolescents and you may can be relevant differentially as we age pit between a lady and you may the girl romantic companion. 8 To raised comprehend the outcomes of many years pit and intimate gender, to adjust for confounding and also to examine how matchmaking certainly adolescents could be determined by demographic features, i considered age, competition and you will ethnicity, religion and you may family relations properties from inside the analyses of a nationwide member try out of American teenage women that has an intimate mate.

Procedures

S. adolescents have been subscribed to grades eight-several from the 1994-1995 university season. 9 Players finished an out in-household survey you to wanted demographic guidance, and additionally information regarding health practices, area attributes and you can fitness updates. (さらに…)