Table 2 Factors associated with a maternal positive HSV-2 serostatus
Proportion of women with HSV-2 antibodies | PR (95 % CI) | p value | Adjusted PR (95 % CI) n = 1095 | p value | |
|---|---|---|---|---|---|
Maternal age | |||||
16–23 years | 57 % (155/271) | 1.00 | 1.00 | ||
24–26 years | 67 % (302/450) | 1.19 (1.04–1.37) | 0.014 | 1.11 (0.97–1.28) | 0.137 |
27–30 years | 73 % (319/438) | 1.25 (1.09–1.44) | 0.002 | 1.09 (0.95–1.26) | 0.218 |
≥31 years | 71 % (249/353) | 1.23 (1.07–1.43) | 0.004 | 1.03 (0.88–1.21) | 0.676 |
Parity | |||||
0 | 62 % (402/647) | 1.00 | 1.00 | ||
1 | 70 % (392/557) | 1.13 (1.03–1.23) | 0.009 | 1.01 (0.91–1.10) | 0.913 |
≥2 | 75 % (165/219) | 1.14 (1.01–1.28) | 0.027 | 0.99 (0.87–1.12) | 0.857 |
History of pregnancy termination | |||||
0 | 57 % (373/653) | 1.00 | 1.00 | ||
1 | 73 % (214/293) | 1.24 (1.11–1.38) | <0.001 | 1.22 (1.10–1.36) | <0.001 |
≥2 | 79 % (357/452) | 1.36 (1.25–1.49) | <0.001 | 1.30 (1.18–1.43) | <0.001 |
Pregnancy planned | |||||
No | 71 % (320/450) | 1.00 | 1.00 | ||
Yes | 66 % (696/1051) | 0.96 (0.88–1.05) | 0.343 | 1.03 (0.94–1.13) | |
History of IDU | |||||
No | 66 % (800/1209) | 1.00 | 1.00 | ||
Yes | 74 % (218/295) | 1.05 (0.96–1.16) | 0.299 | 0.93 (0.83–1.03) | 0.174 |
Partner’s HIV statusa | |||||
Unknown | 63 % (238/375) | 1.00 | 1.00 | ||
Negative | 59 % (210/354) | 0.90 (0.79–1.04) | 0.147 | 0.91 (0.79–1.05) | 0.184 |
Positive | 77 % (477/623) | 1.21 (1.10–1.33) | <0.001 | 1.15 (1.05–1.26) | 0.003 |
HCV serostatus | |||||
Negative | 63 % (589/933) | 1.00 | 1.00 | ||
Positive | 81 % (380/469) | 1.25 (1.16–1.35) | <0.001 | 1.23 (1.13–1.35) | <0.001 |
Hepatitis B surface antigen | |||||
Negative | 65 % (756/1165) | 1.00 | 1.00 | ||
Positive | 78 % (224/286) | 1.20 (1.11–1.31) | <0.001 | 1.06 (0.97–1.16) | 0.179 |