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Table 3 Body mass index prepregnancy by regions (%)

From: Gestational weight gain across continents and ethnicity: systematic review and meta-analysis of maternal and infant outcomes in more than one million women

Region

Underweight

Normal weight

Overweight

Obese

Including all studies

 USA

5

51

23

21

 Europe

1

33

10

6

 Asia

16

74

8

2

Excluding studies that assessed obese women [15, 18, 20, 30, 32, 35] or normal weight women only [16]

 USA

5

53

24

18

 Europe

3

67

21

9

 Asia (overall)

17

73

8

2

 Asia (regional BMI)

16

73

9

2

 Asia (WHO BMI)

18

71

8

3