Table 1 Women’s anthropometry and pregnancy details across the 3 study cohorts
Cohort 1 (n women = 13,577) | Cohort 2 (n = 13,481) | Cohort 3 (n = 12,861) | p-value | |
|---|---|---|---|---|
Date range (months) | April 2014–June 2015 (15) | July 2015–September 2016 (15) | October 2016–December 2017 (15) | |
pp weight (kg), median (IQR) | 63.0 (56.0–72.0) | 63.0 (55.0–73.0) | 63.0 (55.0–73.0) | 0.10 |
Weight at booking (kg), median (IQR) | 70.0 (62.0–80.0) | 68.0 (60.0–79.0) | 69.0 (61.0–79.3) | < 0.001 |
ppBMI, median (IQR) | 22.7 (20.4–25.9) | 22.9 (20.5–26.5) | 23.1 (20.7–26.8) | < 0.001 |
Gestation at booking (weeks), median (IQR) | 21.5 (15.2–29.4) | 18.3 (14.6–21.3) | 20.0 (14.6–22.6) | < 0.001 |