Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstétrique et gynécologie du Canada : JOGC
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To evaluate the effects of extreme obesity (pre-pregnancy BMI ≥ 50.0 kg/m2) in pregnancy on maternal and perinatal outcomes. ⋯ Women with extreme obesity have increased risks of a variety of adverse maternal and perinatal outcomes. As approximately 6 per 1000 women giving birth in our population have extreme obesity, it is important to address these risks pre-conceptually and encourage a healthier BMI before pregnancy.