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Table 1 Maternal characteristics of the study population, separated by maternal HIV-status

From: The effects of exposure to HIV in neonates at a referral hospital in South Africa

Maternal Characteristics Maternal HIV-status: Positive Maternal HIV-status: Negative All mothers P-value
Maternal age (years)
 Mean (SD) 30.56 (5.79) 28.35 (6.53) 28.92 (6.41) <  0.001
 Unknown N (%) 105 (12.3%) 262 (11.0%) 367 (11.3%)
Parity
 Median (IQR) 2 (1) 1 (2) 1 (2) <  0.001
 Unknown N (%) 150 (17.5%) 352 (14.8%) 502 (15.5%)
Gravidity
 Median (IQR) 3 (1) 2 (2) 2 (2) <  0.001
 Unknown N (%) 152 (17.8%) 354 (14.9%) 506 (15.6%)
Antenatal care
 N (%) 649 (83.9%) 1979 (87.8%) 2628 (86.8%) 0.006
 Unknown N (%) 81 (9.5%) 126 (5.3%) 207 (6.8%)
Maternal tuberculosis
 N (%) 15 (1.9%) 4 (0.2%) 19 (0.6%) <  0.001
 Unknown N (%) 71 (8.3%) 135 (5.7%) 206 (6.8%)
Maternal Syphilis
 N (%) 33 (4.2%) 42 (1.8%) 75 (2.4%) <  0.001
 Unknown N (%) 66 (7.7%) 100 (4.2%) 166 (5.4%)
Total
 N (%) 855 (26.4%) 2381 (71.2%) 3236 (100%)  
  1. IQR interquartile range; SD standard deviation