Table 1.

Characteristics of the study participants (N=273)

Patient characteristic
Continuous variables, median (IQR)
Age at HIV testing	27 (24–31)
First CD4 value (cells/µl)	357 (238–500)
Weeks of gestation at first ANC visit	26 (21–30)
Categorical variables, n (%)
Age at HIV testing
18–24 years	78 (28.6%)
25–29 years	98 (35.9%)
30 years and older	97 (35.5%)
First CD4 value
<50 cells/µl	4 (1.5%)
50–199 cells/µl	48 (17.6%)
200–350 cells/µl	83 (30.4%)
>350 cells/µl	136 (49.8%)
Missing	2 (0.7%)
Nationality
Born in South Africa	143 (52.4%)
Born outside of South Africa	122 (44.7%)
Missing	8 (2.9%)
Employment status
Employed	97 (35.5%)
Not employed	167 (61.2%)
Missing	9 (3.3%)
Gestation at first ANC visit
≤20 weeks	59 (21.6%)
>20 weeks	214 (78.4%)

IQR, interquartile range