Table 3.

Correlation of Age of Seroreversion With Infant and Maternal Variables

	Age of Seroreversion, Median mo	P Value
Infant Variables
Ethnicity		.0915
Non-Hispanic	14.04
Hispanic	14.65
Race		.2509
Black	14.04
White	14.50
Gestational age		.5504
<37 weeks	13.59
≥37 weeks	13.28
Type of delivery		.0052
Vaginal	13.43
Cesarean	14.23
Rupture of membranes		.4636
<4 hours	13.34
≥4 hours	14.36
CD4 lymphocyte count		.4259
Maternal variables
Age at delivery		.0836
12–17 years	12.10
18–34 years	13.97
>34 years	14.35
HIV stage		.4917
HIV	13.84
AIDS	14.10
Maternal ART		.0263
ART + PI	14.42
ART − PI	13.63
First viral load during pregnancy		.0209
<1000 copies/mL	13.62
1000–49 999 copies/mL	14.29
≥50 000 copies/mL	13.33
Last CD4 count before delivery		.0108
<200 cells/mm3	13.50
200–500 cells/mm3	14.46
>500 cells/mm3	13.38
Zidovudine during labor		.7954
Yes	13.89
No	14.06

Abbreviations: ART, antiretroviral therapy; HIV, human immunodeficiency virus; PI, protease inhibitor.