Factors associated with the timely uptake of initial HIV virologic test among HIV-exposed infants attending clinics within a faith-based HIV program in Kenya; a cross-sectional study

Table 2 Factors associated with a delayed initial HIV PCR test

Variable	PCR test (weeks)		Crude OR (95%CI)	P value	AOR (95% CI)	P value
Variable	PCR in 8 weeks	PCR after 8 weeks		P value	AOR (95% CI)	P value
Sex
Male	799	203	Ref		Ref
Female	797	221	1.01 (0.98–1.05)	0.42	1.01 (0.98–1.05)	0.35
Birth weight
2500+ g	1412	349	Ref		Ref
< 2500 g	135	49	1.06 (0.99–1.13)	0.07	1.03 (0.97–1.09)	0.25
ARV prophylaxis (infant)
Yes	1322	287	Ref		Ref
No	21	45	1.68 (1.53–1.86)	< 0.0001	1.43 (1.27–1.61)	< 0.0001
Mother on ART
Yes	1225	234	Ref
No	58	60	1.44 (1.34–1.55)	< 0.0001	1.27 (1.18–1.37)	< 0.0001
Mode of delivery
Vaginal	1022	245	Ref		Ref
C-section	328	63	0.98 (0.94–1.03)	0.50	1.02 (0.98–1.07)	0.325
Place of delivery
Facility	1221	262	Ref		Ref
Home	77	39	1.16 (1.07–1.26)	0.001	1.07 (0.99–1.17)	0.089
1st PCR result
Negative	1226	331	Ref		Ref
Positive	7	12	1.47 (1.23–1.76)	< 0.0001	1.29 (1.09–1.52)	0.003