Table 2 Factors associated with diagnosis of HIV infection prior to pregnancy
| Â | N | N (%) diagnosed pre-pregnancy | Odds ratio (95% CI) | Adjusted odds ratio (95% CI), pvalue |
|---|---|---|---|---|
Mode of acquisition | Â | Â | Â | Â |
Non IDU, no IDU sex partner | 1573 | 338 (21) | 1.00 | 1.00 |
Non IDU, IDU sex partner | 696 | 195 (28) | 1.42 (1.16–1.75) | 1.46 (1.19–1.80) p < 0.001 |
IDU | 601 | 263 (44) | 2.85 (2.33–3.48) | 2.94 (2.38–3.63) p < 0.001 |
Maternal age | Â | Â | Â | Â |
<25 years | 1303 | 298 (23) | 0.65 (0.52–0.80) | 0.79 (0.63–0.99) p = 0.04 |
25–30 years | 939 | 300 (32) | 1.02 (0.82–1.27) | 1.12 (0.90–1.41) p = 0.31 |
≥30 years | 629 | 198 (31) | 1.00 | 1.00 |
Maternal moderate/severe HIV symptoms | Â | Â | Â | Â |
No | 2753 | 733 (27) | 1.00 | 1.00 |
Yes | 118 | 63 (53) | 3.16 (2.18–4.58) | 2.32 (1.57–3.42) p < 0.001 |
Time period of delivery | Â | Â | Â | Â |
2000–2001 | 187 | 45 (24) | 1.00 | 1.00 |
2002–2003 | 431 | 99 (23) | 0.94 (0.63–1.41) | 1.06 (0.70–1.60) p = 0.8 |
2004–2005 | 977 | 243 (25) | 1.05 (0.73–1.51) | 1.19 (0.81–1.74) p = 0.37 |
2006–2007 | 1276 | 409 (32) | 1.49 (1.04–2.12) | 1.87 (1.29–2.72) p < 0.001 |