Odds ratios (OR) with 95% confidence intervals (CI) for the associations between maternal smoking during pregnancy and daughters’ risk of preeclampsia.

<p>^aModel adjusted for woman’s (G2) age at childbirth, parity, and own smoking during early pregnancy.</p><p>^bModel adjusted for G2 age at childbirth, parity, own smoking during early pregnancy and BMI in early pregnancy.</p><p>^cModel adjusted for G2 age at childbirth, parity, own smoking during early pregnancy, BMI and own gestational age and own birthweight Z-scores.</p><p>^dMild preeclampsia was defined as a diastolic blood pressure of 90–109 mmHg combined with proteinuria of <5 g/day and severe preeclampsia as either a diastolic blood pressure of ≥110 mmHg or proteinuria of ≥5 g/day or both.</p><p>^ePresence of preeclampsia and delivery of a child before gestational week 34 used as a proxy for early-onset preeclampsia.</p><p>Odds ratios (OR) with 95% confidence intervals (CI) for the associations between maternal smoking during pregnancy and daughters’ risk of preeclampsia.