Table 2.

Sexual Risk Behaviors at Baseline and Follow-Up, Including Comparison across Gender

	Follow-up period
Measures	Baseline (%)	3-Month (%)	6-Month (%)	12-Month (%)	18-Month (%)
Sexual risk behaviors:
Sexual intercourse	67.0	62.4	61.9	62.8	63.4
Sexual intercourse without using a condom	33.3	28.4	31.7	33.5	36.2
Sex with two or more people	29.7	32.3	33.6	33.8	33.7
Sexually transmitted disease (STD)	2.7	1.4	2.1	2.6	3.7
Total number of sexual risk behaviors reported:	Male/Female	Male/Female	Male/Female	Male/Female	Male/Female
0	31/34	36/39	36/38	35/22	28/21
1	26/19	19/19	17/22	20/25	19/19
2	24/24	28/26	25/25	22/34	27/35
3 or 4	18/23	17/16	22/15	23/19	26/25
n	189/111	177/105	177/104	157/88	139/76
Significance:	N.S.	N.S.	N.S.	N.S.	N.S.

Note. N.S. = non-significant difference across gender.