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Table 5 Exposure to oseltamivir in pregnancy and spontaneous or induced abortions

From: Oseltamivir in pregnancy and birth outcomes

Type of abortion Exposeda Unexposed Crude hazard ratio (95% CI) Adjustedb hazard ratio (95% CI)
Spontaneous or induced 43 122 273,676 293,663 0.77 (0.57 to 1.04) 0.79 (0.59 to 1.07)
Spontaneous 24 122 104,716 293,663 1.00 (0.67 to 1.50) 0.99 (0.66 to 1.48)
Induced 19 122 168,960 293,663 0.59 (0.38 to 0.93) 0.64 (0.41 to 1.00)
  1. CI confidence interval
  2. aBased on 861 gestations exposed to oseltamivir
  3. bAdjusted for age at conception, parity, smoking, marital status, obesity, prior delivery of a child with a malformation, respiratory diseases, any other chronic illness [cardiovascular disease, haematological disease, diabetes, neurological disease (including use of antidepressants or antiepileptics), liver or kidney disease, rheumatic disease or inflammatory bowel disease] during 12 months before conception
  4. cExposure to oseltamivir is analysed as time-varying variable