Table 5

Risk factors associated with mother-to-child transmission

N

Odds ratio (95%CI)

Adjusted odds ratio (95%CI), p value


Premature delivery

No

1491

1.00

1.00

Yes

144

2.22 (1.44–3.43) p < 0.001

1.43 (0.90–2.28) p = 0.13

Mode of delivery

Vaginal

964

1.00

1.00

Emergency CS

57

1.44 (0.73–2.86) p = 0.29

1.58 (0.78–3.19) p = 0.20

Elective CS

614

0.42 (0.29–0.61) p < 0.001

0.57 (0.38–0.86) p = 0.007

Antenatal/intrapartum ARVs

None

110

1.00

1.00

SdNVP

370

0.49 (0.30–0.81) p = 0.006

0.55 (0.33–0.92) p = 0.02

ZDV

280

0.20 (0.11–0.36) p< 0.001

0.28 (0.14–0.53) p < 0.001

ZDV with sdNVP

799

0.26 (0.16–0.42) p < 0.001

0.41 (0.24–0.69) p < 0.001

HAART

76

0.11 (0.03–0.36) p < 0.001

0.16 (0.05–0.54) p = 0.004

IDU history

No

1266

1.00

1.00

Yes

409

1.79 (1.30–2.47) p < 0.001

1.31 (0.92–1.86) p = 0.13

Breastfeeding

None

1620

1.00

1.00

Any

15

5.27 (1.85–15.0) p = 0.002

3.07 (1.02–9.24) p = 0.046


95%CI – 95% confidence interval

Thorne et al. BMC Infectious Diseases 2009 9:40   doi:10.1186/1471-2334-9-40

Open Data