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Table 4 Results of the Peer Education intervention on sexual behavior, HIV knowledge and attitudes

From: Effectiveness of a peer-led HIV prevention intervention in secondary schools in Rwanda: results from a non-randomized controlled trial

  Ever had sexual intercourse Had sex in last 6 months Condom use at last sex Perceived Severity Knowledge of HIV protection modes Perceived susceptibility Enacted stigma
  OR [95%CI] OR [95%CI] OR [95%CI] OR [95%CI] Bèta-coefficient [95%CI] Bèta-coefficient [95%CI] Bèta-coefficient [95%CI]
Intervention (ref. control group) 1.16 [0.85-1.57] 1.28 [0.82-1.98] 1.22 [0.76-1.94] 1.41 [1.09-1.83]* −0.11 [−0.23-0.00] 0.57 [0.28-0.86]* 0.18 [0.12-0.24]*
Month (T1) (ref. baseline) 1.84 [1.58-2.15]* 1.48 [1.05-2.09]* 1.28 [0.73-2.26] 0.98 [0.78-1.23] 0.25 [0.16-0.35]* −0.22 [−0.45-0.01] −0.08 [−0.13- -0.04]*
Month (T2) (ref. baseline) 2.38 [2.00-2.83]* 1.20 [0.81-1.78] 1.31 [0.74-2.32] 0.71 [0.56-0.91]* 2.40 [2.29-2.51]* −0.32 [−0.55- -0.09] −0.07 [−0.11- -0.03]*
Intervention* Month T1 0.97 [0.79-1.20] 0.80 [0.50-1.29] 0.73 [0.35-1.53] 0.74 [0.54-1.02] −0.15 [−0.30- -0.01]* −0.28 [−0.64-0.08] −0.08 [−0.15- -0.01]*
Intervention* Month T2 1.29 [1.00-1.67] 1.18 [0.69-2.01] 0.75 [0.36-1.57] 1.12 [0.80-1.57] −0.19 [−0.36- -0.02]* −0.00 [−0.36-0.35] −0.05 [−0.12-0.03]
Alcohol – at least once a month (ref. never) 2.16 [1.65-2.83]* 1.69 [1.23-2.32]*
Alcohol – at least once a week (ref. never) 3.97 [2.65-5.95]* 4.66 [3.12-6.97]* -— -— —-
Sexual Self-Concept 1.06 [1.04-1.08]* 1.04 [1.02-1.06]* −0.05 [−0.05- -0.03] −0.01 [−0.01- -0.00]*
  1. *significant at level 0.05.
  2. All models controlled for the propensity score variable.