Table 1.

HIV-AIDS risk behaviors of 800 juvenile detainees, by gender and age^a

	Males						Females						Tests of gender differences
	Ten to 15 years (N=271)		16 to 18 years (N=189)				Ten to 15 years (N=215)		16 to 18 years (N=125)				Ten to 15 years		16 to 18 years
Risk behaviors	N	%	N	%	F	df	N	%	N	%	F	df	F	df	F	df
Sexually active	181	82	178	98	26.23**	1, 453	176	82	118	94	9.47**	1, 405	.00	1, 789	4.92*	1, 653
Two or more sexual partners in the past three months	118	59	102	62	.10	1, 451	47	21	36	28	1.88	1, 405	27.96**	1, 787	17.05**	1, 651
Four or more sexual partners in the past three months	73	40	52	36	.17	1, 451	9	4	8	7	.72	1, 405	35.06**	1, 787	18.73**	1, 651
Ever had vaginal sex	177	82	176	98	25.82**	1, 447	135	63	98	77	7.16**	1, 403	7.95**	1, 782	40.28**	1, 647
Had unprotected vaginal sex in the past month	60	33	89	36	.09	1, 446	71	33	66	51	11.02**	1, 403	.01	1, 781	3.22	1, 646
Ever had vaginal sex with a high-risk partner	33	29	37	16	2.50	1, 444	25	11	14	10	.05	1, 331	8.59**	1, 775	.91	1, 640
Ever had oral sex	81	39	82	45	.29	1, 448	43	19	41	31	5.78*	1, 403	7.96**	1, 783	2.67	1, 647
Had unprotected oral sex in the past month	55	35	60	29	.43	1, 448	32	14	31	24	4.62*	1, 403	9.87**	1, 783	.43	1, 647
Ever had oral sex with a high-risk partner	11	8	15	7	.03	1, 447	3	1	5	4	1.82	1, 401	4.89*	1, 780	.92	1, 644
Ever had anal sex	39	16	22	8	1.55	1, 448	10	5	3	1	2.81	1, 404	7.62**	1, 784	5.27*	1, 648
Had unprotected anal sex in the past month	14	6	6	1	7.04**	1, 448	4	2	1	1	1.05	1, 403	2.05	1, 783	.03	1, 647
Ever had anal sex with a high-risk partnerb	5	4	2	<1	8.19**	1, 446	0	—	1	<1					.09	1, 645
Ever had sex when drunk or high	101	59	126	75	3.10	1, 449	100	45	77	61	7.59**	1, 403	3.47	1, 784	3.18	1, 649
Ever had unprotected sex when drunk or high	45	27	77	37	.99	1, 449	56	26	54	41	8.56**	1, 399	.05	1, 780	.28	1, 645
Ever traded sex and drugs	3	<1	13	4	7.41**	1, 447	6	3	5	4	.17	1, 402	7.04**	1, 780	.02	1, 646
Ever injected drugs	1	<1	1	<1	.02	1, 453	3	1	2	1	.01	1, 405	3.70	1, 789	4.24*	1, 653
Ever been tattooed	86	36	94	47	1.30	1, 453	83	39	76	62	16.30**	1, 403	.09	1, 787	3.02	1, 651
Ever used needles in a risky location (injection drug use or tattooing)c	2	3	3	3	.01	1, 452	3	1	2	1	.00	1, 403	.78	1, 787	.47	1, 651
Ever shared needles or equipment (injection drug use or tattooing)d	1	3	0	—			0	—	0	—
Ever used needles without cleaning them (injection drug use or tattooing)d	1	3	0	—			0	—	1	1

^aAll percentages are weighted estimates.

^bCell sizes were too small to conduct analyses for females and for the ten- to 15-year age group.

^cRisky locations include a park, street, alley, abandoned building, car, public bathroom, crack house, and shooting gallery.

^dCell sizes were too small to conduct analyses.

^*p<.05

^**p<.01