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Table 2 Stepwise logistic regression (first and final steps) for socio-demographic factors and BMI influencing CS delivery

From: Associated factors and their individual contributions to caesarean delivery among married women in Bangladesh: analysis of Bangladesh demographic and health survey data

Step

Valuable (category)

β

Wald

p-value

AOR

95% CI for AOR

Change in -2LR

lower

upper

Step 1

Division ((Dhaka Vs Other than Dhaka (Ref.))

−0.46

21.54

0.001

1.59

1.31

1.93

21.12

Residence ((Urban Vs Rural (Ref.))

−0.48

31.97

0.001

1.61

1.36

1.90

31.68

Education ((Higher Vs Lower (Ref.))

0.66

40.81

0.001

1.94

1.58

2.38

41.92

Husband’s education ((Higher Vs Lower (Ref.))

0.56

35.37

0.001

1.75

1.45

2.10

35.73

Working status ((Housewife Vs Working outside (Ref.))

0.32

9.25

0.002

1.37

1.12

1.68

9.50

Age at first birth ((More than 20 years Vs ≤20 years (Ref.))

0.43

11.67

0.001

1.54

1.20

1.97

11.52

Age at first

marriage ((≥18 years Vs < 18 years (Ref.))

0.15

1.30

0.254

1.16

0.90

1.50

1.13

No. of family member ((≤4 persons Vs > 4 persons (Ref.))

0.13

2.36

0.124

0.88

0.74

1.04

2.35

No. of ever born children ((1–2 Vs More than 2(Ref.))

−0.61

23.42

0.001

1.83

1.43

2.34

24.03

Wealth index ((Rich Vs Poor or middle (Ref.))

0.84

60.08

0.001

2.31

1.87

2.85

63.58

Child’s birth weight ((LargeVs Normal (Ref.))

0.47

18.02

0.001

1.60

1.29

1.99

17.52

Body mass index ((Overweight or obese Vs Normal or under (Ref.))

0.71

52.31

0.001

2.03

1.67

2.46

51.46

Religion ((Muslim Vs Non-Muslim (Ref.))

0.23

2.54

0.111

0.80

0.60

1.05

2.49

Final step

(Step 4)

Division ((Dhaka Vs Other than Dhaka (Ref.))

−0.46

21.53

0.001

1.58

1.30

1.92

21.11

Residence ((Urban Vs Rural (Ref.))

−0.49

34.74

0.001

1.64

1.39

1.93

34.43

Education ((Higher Vs Lower (Ref.))

0.66

40.72

0.001

1.94

1.58

2.38

41.83

Husband’s

education ((Higher Vs Lower (Ref.))

0.56

36.23

0.001

1.76

1.46

2.11

36.61

Working status (Housewife Vs Working outside (Ref.))

0.30

8.62

0.003

1.36

1.11

1.66

8.84

Age at first birth ((More than 20 years Vs ≤20 years (Ref.))

0.52

26.88

0.001

1.68

1.38

2.04

26.41

No. of ever born children ((1–2 Vs More than 2(Ref.))

−0.66

29.60

0.001

1.94

1.53

2.46

30.50

Wealth index ((Rich Vs Poor or middle (Ref.))

0.82

58.00

0.001

2.26

1.83

2.79

61.34

Child’s birth weight ((Large Vs Normal (Ref.))

0.46

17.53

0.001

1.59

1.28

1.97

17.05

Body mass index ((Overweight or obese Normal or under (Ref.))

0.71

52.60

0.001

2.03

1.68

2.46

51.74

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