Gestational weight gain
Pre-pregnancy body weight was self-reported by the participants. From inclusion, all weight measurements were recorded to the nearest 0.1 kg on calibrated electronic scales (SECA799) at baseline (GA ≤ 15 + 0 weeks), GA 28 + 0–6 and 34 + 0–6 weeks (visit 2 and 3), and at delivery. During COVID-19, women were weighed at home on private scales and weights were self-reported. To estimate GWG for a standardized pregnancy period of 40 + 0 weeks (from here called 