Table 3. Patients with discordant test results between birth and after four weeks.

				At Birth Testing			≥4 Weeks			≥4 Weeks (repeat)
	Mother Prophylaxis	Infant Prophylaxis	Infant Breast-feeding	POC	Lab	Age (Days)	POC	Lab	Age (Days)	POC	Lab	Age (days)
Patient 1	ART	NVP	Yes	Pos	Pos	1	Neg	DBS Rejected	31	Pos	Pos	142
Patient 2	ART	NVP	No	Pos	Pos	1	Not Processed	Neg	51	Pos	Pos	123
Patient 3	ART	NVP	Yes	Pos	Inv	1	Neg	DBS Rejected	32	Not Processed	Neg	127
Patient 4	None	NVP	Yes	Pos	Inv	1	Neg	DBS Rejected	29	Neg	Neg	63

POC = Point-of-Care test. LAB = laboratory test ART = antiretroviral therapy. NVP = Nevirapine. Pos = Positive. Neg = Negative. Inv = Invalid.