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Table 3 Risk of overweight or obesity among pregnant women in relation to country of birth

From: The educational gradient of obesity increases among Swedish pregnant women: a register-based study

Country of birth

Overweight (25.0-29.9 kg/m2)

Obesity (≥30.0 kg/m2)

n

%

RRa

(95% CI)

n

%

RRa

(95% CI)

Sweden

297,191

81.4

Reference category

124,563

82.1

Reference category

Nordic countries (excluding Sweden)

8,407

2.3

1.04

(1.01-1.06)

3,648

2.4

1.10

(1.06-1.14)

EU15, North America, Australia, and New Zealand

3,423

0.9

0.89

(0.86-0.92)

1,396

0.9

0.91

(0.86-0.97)

Europe (excluding EU15) and former USSR

13,045

3.6

0.95

(0.94-0.97)

4,465

2.9

0.73

(0.71-0.75)

Africa (excluding North Africa)

7,357

2.0

1.21

(1.18-1.23)

3,911

2.6

1.17

(1.13-1.22)

North Africa and Middle East

17,676

4.8

1.30

(1.28-1.32)

7,450

4.9

1.14

(1.11-1.17)

Asiab

13,362

3.7

0.87

(0.86-0.89)

3,952

2.6

0.56

(0.54-0.58)

Latin America

4,686

1.3

1.16

(1.13-1.20)

2,321

1.5

1.27

(1.21-1.33)

  1. RR Relative Risk.
  2. CI Confidence Interval.
  3. aCalculated among all pregnancies between 1992 and 2010, and adjusted for maternal age, education, parity, and year of birth.
  4. bMelanesia, Micronesia and Polynesia were included in the Asian region: n(overweight) = 20, n(obese) = 12.
  5. BMI was assessed at the first visit to the antenatal-care clinic.