Table 2.
Risk of maternal infection. Abbreviations: aRR, adjusted risk ratio; CI; Confidence interval; RD, Risk difference; RR, Risk ratio; ZIKV, Zika virus. * adjusted for missing values length of stay, region of travel and travelling during the epidemic.
| Pregnant Travellers | Pregnant Residents | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| n = 144 | n = 721 | ||||||||
| n (%) | 95% CI | n (%) | 95% CI | RD (95% CI) | Crude RR (95% CI) | p Value | aRR (95% CI) | p Value | |
| Maternal infection | |||||||||
| Recent Maternal infection | 36 (25.0) | 18.2–32.9 | 309 (42.9) | 39.2–46.6 | 17.9 (25.8–1.0) | 0.6 (0.4–0.8) | 0.0001 | 0.6 (0.4–0.8) | 0.0001 |
| Symptomatic infection | 22 (61.1) | 43.5–76.9 | 60 (19.4) | 15.2–24.3 | 41.7 (25.2–58.2) | 3.1 (2.2–4.4) | <0.0001 | 3.0 (2.1–4.3) | <0.0001 |
* adjusted for maternal age (>35 y.o. cat), maternal comorbidities (yes/no), risk of aneuploidy (yes/no) and abnormal prenatal screening (yes/no).