TABLE 4.

Contraceptive Attitudes and Self-efficacy by Sexual Initiation Status at 2-Year Follow-up; Contraceptive Use Among Sexually Active Over 2 Years of Follow-up

	Before Age 15, N = 84,a %	Vaginal Sex Debut at Age ≥15, N = 47, %	Never Had Sex, N = 427, %	Total, N = 558, %
Birth control attitudes 7-items, 1–5: strongly agree
Mean, median; SD*	3.24, 3.00; 0.9	3.55, 3.57; 1.0	3.46, 3.29; 0.7	3.43, 3.29; 0.8
In general, birth control is too much of a hassle to use**	34	17	17	20
In general, birth control is too expensive to buy***	42	30	20	24
It takes too much planning ahead of time to have birth control on hand***	43	28	17	22
Using birth control is morally wrong*	15	6	6	8
Birth control self-efficacy 3-items, 1–6: very sure
Mean, median; SD	4.61, 4.67; 1.2	4.70, 5.00; 1.2	4.33, 4.33; 1.4	4.40, 4.67; 1.3
High self-efficacy	48	51	37	39
You could plan ahead to have some form of birth control available	59	55	47	50
..You could stop yourself and use birth control once you were in the heat of the moment**	56	55	40	43
“I never want to use birth control”b	8	4	11	10
Contraceptive use
Contraception use at last sexc	79	70	NA	76
Condoms	71	62	—	68
Birth control pills	25	23	—	24
Withdrawl/pulling out	12	11	—	12
Ever reported having unprotected sex	48	47	NA	47
Ever used emergency contraception	37	23	NA	32

—, contraceptive use assessments not applicable to those who reported never having had sex.

^aFive participants did not complete the 2-year follow-up and are missing responses to the birth control attitudes and self-efficacy (N = 79).

^bResponse to at least 1 of 3 self-efficacy items.

^cCould select more than 1 method.

^*P < .05.

^**P ≤ .01.

^***P ≤ .001.