Table 1

DSD models and their building blocks implemented across 7 EGPAF country programmes

Building block	Multi-month refills (MMR)	Weekend clinics	School holiday clinics	Child/teen clubs	Family model of care	Community-based models
Who	Clinicians*	Clinicians, lay workers, counsellors†	Clinicians, lay workers, counsellors	Clinicians, lay workers, counsellors	Clinicians, lay workers, counsellors	Clinicians, lay workers, counsellors
What	Provision of ART refills	Provision of comprehensive one-stop care, including clinical checks, ART refills. May be provided to groups or individuals	Provision of comprehensive one-stop care, including clinical checks, ART refills. May be provided to groups or individuals	Provision of comprehensive one-stop care, including clinical checks, ART refills. Provided to peer groups	Provision of comprehensive one-stop care, including clinical checks, ART refills. Provided to family groups	Provision of screening, refills, counselling, clinical checks
Where	Facility†*	Facility	Facility	Facility	Facility	Community, mobile clinic
When	Every 2–3 months	Weekends (frequency may follow refill or clinical check schedule and may be every 2–3 months when combined with MMR)	Scheduled for every 2–3 months during school holidays	Frequency may follow refill or clinical check schedule (may be every 2–3 months when combined with MMR)	Frequency may follow refill or clinical check schedule (may be every 2–3 months when combined with MMR)	Monthly

*Clinician can include physician, clinical officer, nurse and/or pharmacist.
†Lay worker/counsellor can include peer counsellors, mentors, expert clients.
‡Facility can include HIV clinic/hospital, primary health clinic, other clinic.
ART, antiretroviral therapy; DSD, differentiated service delivery; EGPAF, Elizabeth Glaser Pediatric AIDS Foundation; MMR, multi-month refills.