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Table 1 Characteristics of participants overall (n = 323) and by toenail arsenic concentration (μg/g) (n = 322)

From: Arsenic exposure during pregnancy and postpartum maternal glucose tolerance: evidence from Bangladesh

  

--------------Quartiles of Toenail Arsenica---------------

Overall (n = 323)

Q1 (n = 82)

Q2 (n = 79)

Q3 (n = 80)

Q4 (n = 81)

Median (IQR) or %

Median (IQR) or %

Characteristics

Child with neural tube defect (%)

51

52

54

44

52

Age (years)

24.0 (7.0)

25.0 (8.0)

23.0 (7.0)

23.0 (6.2)

24.0 (8.0)

Prenatal betel nut use (%)

44

40

41

42

52

Education

 No formal schooling (%)

20

16

18

28

19

 High school or less (%)

54

55

53

51

56

 College/University (%)

26

29

29

21

26

Unemployed (%)

96

90

97

99

96

Spouse occupation

 Unemployed (%)

1

1

1

1

0

 Office worker (%)

43

37

46

42

49

 Agricultural laborer or carpenter (%)

43

49

51

38

35

 Unknown (%)

13

13

3

19

16

Rice Intake (cups/day)

6.0 (3.0)

6.0 (5.0)

6.6 (3.0)

6.0 (3.0)

8.0 (5.6)

Fish Intake (cups/day)

0.4 (0.3)

0.5 (0.3)

0.4 (0.3)

0.4 (0.3)

0.4 (0.3)

HOMA measurement

HOMA-IR

1.2 (1.1)

1.2 (1.0)

1.2 (0.9)

1.1 (1.4)

1.1 (1.2)

HOMA-ß

84.5 (70.2)

88.9 (68.8)

81.7 (89.1)

89.7 (67.0)

84.8 (67.2)

Hours fasting

10.9 (5.7)

10.8 (5.2)

11.1 (6.3)

11.3 (4.6)

10.8 (5.8)

Months postpartum

3.1 (6.2)

2.1 (4.5)

3.0 (6.2)

4.6 (7.2)

3.7 (5.7)

  1. aQuartile ranges (μg/g): Q1: 0.091-0.278, Q2: 0.279-0.452, Q3: 0.453-0.951, Q4: 0.952-12.299