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Table 3 Exploring facility characteristics that modify the effect of PITC provider placements

From: Strengthening provider-initiated testing and counselling in Zimbabwe by deploying supplemental providers: a time series analysis

  HIV testsa HIV positive diagnosesa
Outcome Change/p-w 95% CI P-value Change/p-w 95% CI P-value
Facility typeb
 Clinic 24.0 18.9 to 29.1 < 0.001 1.2 0.8 to 1.7 < 0.001
 Polyclinic/hospital 9.8 4.0 to 15.6 0.001 0.4 −0.5 to 1.3 0.370
Provincec
 Harare 3.8 −6.6 to 14.3 0.471 0.8 −0.1 to 1.8 0.096
 Other 18.6 13.8 to 23.4 < 0.001 0.8 0.4 to 1.3 < 0.001
  1. p-w person-week
  2. aAdjusted for calendar time using indicator variables for each month included in the analysis
  3. bFor effect modification of PITC deployment by facility type on HIV testing output, the interaction term P-value < 0.001. For effect modification of PITC deployment by facility type on HIV positive diagnoses, the interaction term P-value = 0.102
  4. cFor effect modification of PITC deployment by province on HIV testing output, the interaction term P-value = 0.013. For effect modification of PITC deployment by province on HIV positive diagnoses, the interaction term P-value = 0.955