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Weight Gain According to Prepregnancy Body Mass Index Category
| Underweight n=389 |
Normal weight n=4,522 |
Overweight n=1,937 |
Obese n=1,445 |
|
|---|---|---|---|---|
| Weight gain above the IOM guidelines | 170 (43.7) | 3,190 (70.5) | 1,635 (84.4) | 1,063 (73.6) |
| Weight gain within the IOM guidelines | 143 (36.8) | 913 (20.2) | 193 (10.0) | 199 (13.8) |
| Weight gain below the IOM guidelines | 76 (19.5) | 419 (9.3) | 109 (5.6) | 183 (12.7) |
IOM, Institute of Medicine.
Data are n (%).
