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Table 1 Characteristics of the women

From: Incidence, management and outcome of women requiring massive transfusion after childbirth in the Netherlands: secondary analysis of a nationwide cohort study between 2004 and 2006

 

N

(%)

General pregnant population in the Netherlands (%)a

Age (years)

 

 20–34

208

(63)

(75.3)

 35–39

94

(29)

(21.3)

  ≥ 40

25

(8)

(3.4)

BMI (kg/m2)

  < 18,5

15

(5)

(3.1)

 18,5–24,9

137

(42)

(65.2)

 25,0–29,9

39

(12)

(21.9)

  ≥ 30

24

(7)

(9.8)

 Unknown

112

(34)

Geographical ethnic origin

 The Netherlands

223

(68)

N/A

 Other European Countries

7

(2)

N/A

 Non-Western immigrants;

70

(22)

(16.8)

  Middle East/North Africa

28

(7)

N/A

  Sub-Saharan Africa

17

(5)

N/A

  South America

16

(5)

N/A

  Far East

9

(3)

N/A

 Unknown

27

(8)

Parity

 0

158

(48.3)

(45.2)

 1–2

145

(44.3)

(49.8)

  ≥ 3

24

(7.3)

(5.0)

Previous postpartum hemorrhage

40

(12)

N/A

Previous cesarean section

66

(20)

(6.0)

  1. N/A data not available
  2. aNational reference values from Statistics Netherlands (exact study period) [16]