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Table 2 Factors associated with diagnosis of HIV infection prior to pregnancy

From: Progress in prevention of mother-to-child transmission of HIV infection in Ukraine: results from a birth cohort study

  N N (%) diagnosed pre-pregnancy Odds ratio (95% CI) Adjusted odds ratio (95% CI), pvalue
Mode of acquisition     
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     
<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     
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     
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
  1. 95%CI – 95% confidence interval