PCR Result

Univariate analysis

Multivariate analysis

Positive

Negative

OR [95% CI]

p

aOR [95% CI]

p

(n = 16)

(n = 198)

Age at PCR

At 6 weeks

12

90

1

>6 weeks

4

108

3.6 [1.1 - 11.5]

0.02

ARV prophylaxis

Yes

9

180

1

1

No

7

18

7.8 [2.6 - 23.3]

<0.01

4.3 [1.2 - 15.6]

27

Cotrimoxazoleto child

Yes

8

156

1

No

8

42

3.7 [1.3 - 10.5]

9

Mixed feeding

No

8

157

1

1

Yes

8

41

3.8 [1.3 - 10.8]

7

3.8 [1.1 - 13.2]

31

Birth weight (g)

≥2500

11

161

1

<2500

5

37

1.9 [0.6 - 6.0]

0.37

Elective caesarean section

Yes

3

80

1

No

13

118

2.9 [0.8 - 10.6]

0.15

Occupation with income

Yes

10

145

1

No

6

53

1.6 [0.5 - 4.7]

0.35

Level of education

Secondary and higher

11

170

1

None and primary

5

28

2.7 [0.9 - 8.5]

0.14

Marital status

Single

6

57

1

In a relationship

10

141

1.5 [0.5 - 4.3]

0.46

Number of prenatal consultation

≥4

13

191

1

<4

3

7

6.3 [1.4 - 27.2]

0.03

ARV for the prevention of mother-to-child HIV transmission

Yes

9

183

1

1

No

7

15

9.5 [3.1 - 29.1]

<0.01

8.0 [1.9 - 32.4]

0.003

HIV status revealed to the spouse

Yes

10

105

1

No

6

93

1.5 [0.5 - 4.2]

0.46