| Allocation | Enrollment | Post allocation | Close-out | ||||
---|---|---|---|---|---|---|---|---|
 |  |  | Weeks 1–8 | Weeks 6–18 | Weeks 16–24 | Weeks 21–25 | Weeks 68–76 |  |
Time point | 0 | Â | Baseline | Group intervention | Post-intervention follow-up | Community health outreach day | 12-month follow-up | 18Â months post intervention |
Enrollment: | Â | X | X | Â | Â | Â | Â | Â |
 Eligibility screen |  | X |  |  |  |  |  |  |
 Informed consent |  |  | X | X | X |  | X |  |
 Allocation | X |  |  |  |  |  |  |  |
Interventions: | ||||||||
 Intervention condition |  |  |  | X |  | X |  |  |
 Control condition |  |  |  |  |  | X |  |  |
Assessments: | ||||||||
 Primary outcomes: | ||||||||
  HIV-testing rate |  |  | X |  | X |  | X |  |
  Child language |  |  | X |  | X |  | X |  |
  Child attention |  |  | X |  | X |  | X |  |
 Secondary outcomes: |  |  | X |  | X |  | X |  |
  Child cognitive development |  |  | X |  | X |  | X |  |
  Child growth |  |  | X |  | X |  | X |  |
  HIV treatment uptake |  |  | X |  | X |  | X |  |
  HIV treatment adherence |  |  | X |  | X |  | X |  |
  Child emotional and behavioral functioning |  |  | X |  | X |  | X |  |
  Child executive functioning |  |  | X |  | X |  | X |  |
  Parental discipline |  |  | X |  | X |  | X |  |
  Parenting stress |  |  | X |  | X |  | X |  |
  Parental sensitivity |  |  | X |  | X |  | X |  |
  Caregiver mental health |  |  | X |  | X |  | X |  |
  Alcohol use |  |  | X |  | X |  | X |  |
 Mediators: |  |  | X |  | X |  | X |  |
  Positive parenting |  |  | X |  | X |  | X |  |
  Stimulation of child at home and preschool |  |  | X |  | X |  | X |  |
 Moderators: | ||||||||
  Socioeconomic status |  |  | X |  | X |  | X |  |
  Family structure/caregiver relationship |  |  | X |  | X |  | X |  |
  Caregiver mental health |  |  | X |  | X |  | X |  |
  Child gender |  | X |  |  |  |  |  |  |
  Quality/fidelity of intervention received |  |  | X |  | X |  | X |  |