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Table 2 In-service training and supervision received in intervention and comparison groups

From: Effects of a performance and quality improvement intervention on the work environment in HIV-related care: a quasi-experimental evaluation in Zambia

Item Intervention group Comparison group Adjusted model – interaction P valueb
Baseline, n = 27 Endline, n = 29 P valuea Baseline, n = 16 Endline, n = 29 P valuea
Percentage (%) who received in-service training in past year on:
Prevention of mother-to-child transmission of HIV 40.7 (11) 79.3 (23) 0.003 62.5 (10) 25.8 (8) 0.022 0.002
Antiretroviral therapy 55.6 (15) 75.9 (22) 0.109 62.5 (10) 44.8 (13) 0.266 0.218
Sexually transmitted infections 59.3 (16) 58.6 (17) 0.961 56.3 (9) 37.9 (11) 0.236 0.455
Tuberculosis 33.3 (9) 34.5 (10) 0.928 37.5 (6) 25.8 (7) 0.355 0.456
Infection prevention 37.0 (10) 55.2 (16) 0.174 50.0 (8) 58.6 (17) 0.588 0.365
Percentage (%) who received 2+ supervision visits in the past 6 months 52.2 (12) 79.3 (23) 0.038 69.2 (13) 73.1 (26) 0.808 0.055
  1. a P value from χ2 at baseline or at endline.
  2. bInteraction term P value from multivariate linear regression models of each result on the intervention status, time point, and interaction of these two variables, while controlling for provider cadre and ZDF branch, and accounting for clustering of responses within each facility.