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Table 2 Effectiveness of Community Outreach Programs: Knowledge of Key Populations, By Intervention vs. Comparison Groups

From: Effectiveness of community outreach HIV prevention programs in Vietnam: a mixed methods evaluation

  All Topics (41 Questions) Transmission & Prevention (33 Questions) Treatment (8 Questions)
Overall Intervention Control P-value Overall Intervention Control P-value Overall Intervention Control P-value
All participants
n
mean (SD)
2199 75.3 (11.6) 1100 78.2 (10.0) 1099 72.4 (12.4) < 0.0001*** 2199 83.4 (11.4) 1100 85.4 (9.3) 1099 81.5 (12.8) < 0.0001*** 2199 41.7 (27.3) 1100 48.2 (27.9) 1099 35.2 (25.0) < 0.0001***
PWID
n
mean (SD)
694 76.4 (12.1) 358 79.1 (10.5) 336 73.5 (13.0) < 0.0001*** 694 83.6 (11.2) 358 85.4 (9.3) 336 81.6 (12.7) < 0.0001*** 694 46.7 (29.4) 358 53.2 (29.2) 336 39.8 (28.0) < 0.0001***
MSM
n
mean (SD)
337 74.0 (10.2) 161 75.2 (9.3) 176 73.0 (10.9) 0.26 337 83.9 (10.0) 161 84.6 (8.6) 176 83.4 (11.1) 0.03* 337 33.0 (23.2) 161 36.2 (24.8) 176 30.1 (21.4) < 0.0001***
All CSW
n
mean (SD)
1367 74.7 (12.0) 680 78.0 (10.3) 687 71.5 (12.7) < 0.0001*** 1367 82.9 (11.9) 680 85.2 (9.7) 687 80.6 (13.5) < 0.0001*** 1367 40.9 (26.8) 680 48.2 (27.5) 687 33.8 (24.0) < 0.0001***
CSW Sub-Groups
 SSW
n
mean (SD)
594 74.3 (12.2) 300 77.6 (10.2) 294 71.0 (13.1) < 0.0001*** 594 82.7 (12.1) 300 84.8 (9.7) 294 80.5 (13.8) < 0.0001*** 594 39.9 (26.9) 300 47.9 (27.8) 294 31.7 (23.4) < 0.0001***
 KSW
n
mean (SD)
599 75.3 (12.1) 300 78.9 (10.3) 299 71.7 (12.6) < 0.0001*** 599 83.0 (12.3) 300 85.9 (9.8) 299 80.1 (13.7) < 0.0001*** 599 43.5 (26.8) 300 50.2 (27.2) 299 36.8 (24.8) < 0.0001***
  1. SD Standard Deviation; *Significant at p < 0.05; ***Significant at p < 0.001