Risk Factors Associated with False Positive HIV Test Results in a Low-Risk Urban Obstetric Population

Table 2

Comorbidities, hepatitis B, and RPR results in HIV positive, false positive, and negative women.

Characteristic	Positive; 𝑁=172	False positive; 𝑁=145	Negative; 𝑁=47391	𝑃
				Positive versus; false positive	Positive versus; negative	False positive; versus negative
Diabetes	13 (8)	8 (6)	3015 (6)	0.467	0.521	0.677
Hypertension	20 (12)	16 (11)	4164 (9)	0.868	0.189	0.340
HBsAg				0.002	<0.001	0.580
No result	12 (7)	0 (0)	224 (0.5)
Negative	158 (92)	145 (100)	47038 (99)
Positive	2 (1)	0 (0)	129 (0.3)
RPR				0.020	<0.001	0.618
No result	5 (3)	0 (0)	31 (0.07)
Nonreactive	163 (95)	145 (100)	47078 (99)
Reactive	4 (2)	0 (0)	282 (0.6)

Data expressed as 𝑁 (%).