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Table 3 Results of exploratory analyses estimating the difference between intervention and standard of care arms in change from baseline to 6 -months of key outcome variablesa

From: A group-based mental health intervention for young people living with HIV in Tanzania: results of a pilot individually randomized group treatment trial

  Adjusted for baseline value of outcome Adjusted for baseline value of outcome, wave, and site
Outcome Estimated effect (95% CI) ICC (95% CI) Estimated effect (95% CI) ICC (95% CI)
Change in PHQ-9 Score −0.50 (− 2.08, 1.07) 0.067 (− 0.142, 0.276) −0.60 (− 2.67, 1.47) 0.248 (− 0.142, 0.639)
Change in SDQ Total Difficulties
Score
− 0.60 (− 2.18, 0.99) < 0.001 (< 0.001, < 0.001) −0.88 (−3.22, 1.47) 0.257 (− 0.168, 0.682)
Change in UCLA Trauma Score 0.03 (− 2.39, 2.45) 0.023 (− 0.145, 0.191) −0.03 (− 2.38, 2.32) 0.025 (− 0.168, 0.217)
Change in Total Stigma Score 2.13 (0.12, 4.14) 0.069 (− 0.166, 0.304) 2.11 (0.25, 3.98) < 0.001 (< 0.001, < 0.001)
Change in Internal Stigma Score 0.75 (− 0.13, 1.63) 0.084 (− 0.144, 0.311) 0.80 (− 0.12, 1.71) 0.089 (− 0.219, 0.397)
Change in External Stigma Score 1.53 (0.09, 2.97) < 0.001 (< 0.001, < 0.001) 1.55 (0.09, 3.02) < 0.001 (< 0.001, < 0.001)
Change in Self-Reported
Adherence Score
6.73 (1.05, 12.41) 0.052 (− 0.126, 0.230) 7.29 (2.24, 12.33) < 0.001 (< 0.001, < 0.001)
Change in Standardized hair
concentration
0.12 (− 0.55, 0.79) < 0.001 (< 0.001, < 0.001) 0.17 (− 0.52, 0.85) < 0.001 (< 0.001, < 0.001)
Change in Log (Viral Load) −0.81 (− 1.65, 0.02) < 0.001 (< 0.001, < 0.001) −0.84 (− 1.69, 0.01) < 0.001 (< 0.001, < 0.001)
  1. a Negative value favors the intervention except for adherence where a positive value signifies improved adherence. Abbreviations: CI = Confidence Interval; ICC = Intracluster correlation