Table 2 Infant outcomes according to maternal antiretroviral regimens and duration of treatment in pregnancy

Birth weight (kg): n (%)

N = 135

N = 158

N = 95

N = 284

N = 103

N = 20

mean (SD)

3.0 (0.6)

2.9 (0.5)

2.7 (0.6)

0.002

2.9 (0.5)

2.9 (0.5)

2.8 (0.5)

0.59

0.75-1.49

5 (4)

0 (0)

3 (3)

2 (1)

0 (0)

0 (0)

1.5-2.49

18 (13)

31 (20)

33 (35)

46 (16)

23 (22)

5 (25)

>2.5

112 (83)

127 (80)

59 (62)

<0.001

236 (83)

80 (78)

15 (75)

0.50

Gestation: n (%)

N = 131

N = 167

N = 91

N = 290

N = 116

N = 21

extremely premature (<34 weeks)

13 (10)

15 (9)

12 (13)

0 (0)

3 (3)

0 (0)

preterm (34-36 weeks)

6 (5)

25 (15)

10 (11)

9 (3)

8 (7)

1 (5)

term/postdates (>36 weeks)

112 (86)

127 (76)

69 (76)

0.048

281 (97)

105 (91)

20 (95)

0.024

Birth weight - gestation n (%)

N = 123

N = 128

N = 61

N = 280

N = 101

N = 19

AGA

83 (67)

110 (86)

39 (64)

153 (55)

79 (78)

13 (61)

SGA

26 (21)

13 (10)

18 (30)

121 (43)

20 (20)

6 (32)

0.001

LGA

14 (11)

5 (4)

4 (7)

0.001

6 (2)

2 (2)

0 (0)

Infant HIV status: n (%)

N = 106

N = 156

N = 88

N = 214

N = 87

N = 15

HIV PCR positive

1 (1)

6 (4)

1 (1)

0.22

17 (8)

13 (15)

1 (7)

0.17