|  | Women, pre-pregnancy |  | Expectant fathers | p-value |
---|---|---|---|---|---|
 |  | N=3728 |  | N=3764 |  |
BMI1mean (SD) | Â | 23.7 (4.3) | Â | 25.7 (3.6) | <0.0017 |
 | % | n | % | n |  |
Underweight2 | 4.3 | 160 | 0.3 | 10 | <0.0018 |
Normal weight3 | 66.6 | 2484 | 47.1 | 1780 | Â |
Overweight4 | 20.0 | 745 | 42.7 | 1615 | Â |
Obesity5 | 9.1 | 339 | 9.9 | 374 | . |
Overweight or obesity6 | 29.1 | 1084 | 52.6 | 1989 | <0.0018 |