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. Author manuscript; available in PMC: 2022 Jun 22.
Published in final edited form as: Psychiatr Serv. 2014 Mar 1;65(3):338–344. doi: 10.1176/appi.ps.201300095

Table 1.

Risk behaviors reported by adolescents before and after a one-day intervention programa

Behavior Baseline
(N=721)
 3 months postintervention
(N=654)
HIV prevention
(N= 486)
 Control
(N=235)
 HIV prevention
(N=446)
 Control
(N=208)
 HIV prevention versus control
N % N % N % N % ORb 95% CI p
Ever had vaginal or anal sex 257 53 130 56 303 65 140 63 1.88 .91–3.92 .09
Avoid sex past 90 days 164 35 72 33 154 36 50 26 1.44 1.00–2.08 .05
Vaginal or anal sex, past 90 daysc 157 53 71 52 160 61 73 60 1.06 .68–1.66 .79
100% condom use, past 90 daysd 66 46 36 54 78 53 29 45 2.37 1.05–5.38 .04
Alcohol use, past 30 days 104 22 45 19 98 23 43 21 1.07 .68–1.69 .77
Marijuana use, past 30 days 116 24 49 21 108 25 42 20 1.22 .78–1.93 .38
a

HIV prevention included an intervention for adolescents only or for parent and teen; the control condition was a general health intervention for adolescents only. Percentages are based on the number of valid cases for each measure.

b

Adjusted for baseline measurements

c

Reported for adolescents who were sexually active by the 3-month assessment

d

Reported for adolescents who reported sexual activity during the past 90 days