Table 2B

Effect of the NAMWEZA intervention on primary and secondary outcomes for Change Agents—women

Control (n=519)Intervention (n=199)Estimate (95% CI)P value*
Mean (SD)Mean (SD)
HIV knowledge†0.80 (0.13)0.82 (0.11)0.0157 (−0.0019 to 0.03)0.08
Self-esteem3.06 (0.52)‡3.28 (0.54)0.23 (0.15 to 0.30)<0.0001
Self-efficacy3.26 (0.69)3.51 (0.63)0.29 (0.19 to 0.39)<0.0001
Self-efficacy for safer sex3.45 (0.56)3.68 (0.45)0.23 (0.15 to 0.31)<0.0001
Social support3.09 (0.73)3.31 (0.66)0.25 (0.16 to 0.34)<0.0001
Stigma2.16 (0.83)§1.80 (0.69)¶−0.37 (−0.47 to −0.26)<0.0001
Depressive symptoms0.94 (0.60)**0.82 (0.53)−0.13 (−0.21 to −0.05)0.0009
% (events/visits, n)% (events/visits, n)RR (95% CI)P value††
Physical abuse perpetration2.59 (7/270)2.91 (3/103)1.14 (0.30 to 4.25)0.85
Physical abuse victimisation23.70 (64/270)12.62 (13/103)0.60 (0.38 to 0.94)0.02
Sexual abuse perpetration0.74 (2/270)1.94 (2/103)2.61 (0.37 to 18.26)0.33
Sexual abuse victimisation15.56 (42/270)13.59 (14/103)0.95 (0.57 to 1.57)0.83
Multiple sex partners6.81 (22/323)15.20 (19/125)2.53 (1.48 to 4.35)0.0007
Unprotected sex31.48 (96/305)28.45 (33/116)0.91 (0.67 to 1.24)0.55
  • *P value was obtained from generalised estimating equations with the normal distribution, identity link and exchangeable correlation structure.

  • †Variable definitions are provided in the footnotes of table 2a and in the data analysis section of the text.

  • ‡The total number of visits used for this calculation was 518 due to missing data.

  • §The total number of visits used for this calculation was 472 due to missing data.

  • ¶The total number of visits used for this calculation was 192 due to missing data.

  • **The total number of visits used for this calculation was 516 due to missing data.

  • ††P value was obtained from generalised estimating equations with the binomial distribution, log link and exchangeable correlation structure.

  • RR, risk ratio.