TABLE 4.

Odds ratios from logistic regression analyses assessing associations between selected characteristics and teenagers’ use of contraceptives ever and always in their most recent romantic or liked sexual relationship, by gender

	Use ever (vs. never)		Use always (vs. never/sometimes)
Characteristic	Males (N=512)	Females (N=785)	Males (N=512)	Females (N=785)
Duration of presexual relationship	1.02	0.99	1.02	0.99
No. of presexual couple-like activities	1.24***	1.04	1.18**	1.02
Discussed contraception before sex	0.89	2.94**	0.76	2.07**
F statistic	2.89***	3.99***	2.51***	2.72***
df	25	25	25	25

^**p<.01.

^***p<.001. Notes: df=degrees of freedom. Data are weighted. The model includes all other covariates shown in Table 3.