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Table 6 Hierarchical logistic regression results for maternal outcomes

From: Distance matters: a population based study examining access to maternity services for rural women

 

Primary Cesarean section1

N = 43,122

Induction of Labour2

N = 44,677

Out of Hospital Deliveries3

N = 49,402

 

OR

95% CI

OR

95% CI

OR

95% CI

Step 1: Maternal Risk Factors

      

   Maternal Age < 16 or > 35

1.72

(1.60, 1.85) ***

1.08

(1.01, 1.15) *

0.94

(0.61, 1.45)

   Nulliparity

5.50

(5.18, 5.83) ***

1.31

(1.26, 1.37) ***

0.30

(0.20, 0.46) ***

Step 2: Ecological Determinants

      

   Social vulnerability

1.09

(0.99, 1.20)

0.84

(0.78, 0.91) ***

0.49

(0.29, 0.83)**

   Proportion Aboriginal

1.25

(0.91, 1.71)

0.81

(0.63, 1.06)

4.79

(1.48, 15.53)**

Step 3: Obstetric Service Level

      

   Level 1

0.67

(0.49, 0.90) **

0.74

(0.57, 0.95) *

3.63

(1.40, 9.40) **

   Level 2

0.78

(0.61, 0.98) *

1.34

(1.13, 1.59) **

0.92

(0.22, 3.88)

   Level 3

0.78

(0.65, 0.94) **

1.01

(0.87, 1.17)

6.41

(3.69, 11.28) ***

   Level 4

0.89

(0.83, 0.96) **

0.91

(0.86, 0.97) **

1.40

(0.89, 2.20)

   Level 5

0.92

(0.85, 1.00) *

1.05

(0.98, 1.12)

0.99

(0.57, 1.73)

  1. 1. Excluding women with a previous CS
  2. 2. Excluding women with a planned CS
  3. 3. Excluding planned home deliveries with a registered midwife
  4. * P-value < .05
  5. ** P-value < .01
  6. *** P-value < .001