Table 4 Bivariable and multivariable logistic regression analysis for the successful TOLAC among women who had attended trials of labor after cesarean section at comprehensive specialized hospitals in Northwest Ethiopia, 2022 (N= 437)

Age

 <25 years

24

34

1

1

 25-34 years

164

146

1.6 (0.9, 2.8)

1.4 (0.7, 2.6)

 ≥35 years

58

11

7.47 (3.3, 17.1)

3.3 (1.2, 9.3)*

Level Education

 Unable to read & write

70

43

1

1

 Able to read & write

15

10

0.9 (0.4, 2.2)

0.5 (0.2, 1.4)

 Primary (1-8)

49

57

0.5 (0.3, 0.9)

0.8 (0.4, 1.4)

 Secondary (9-12)

56

49

0.70 (0.4, 1.2)

1.03 (0.6, 1.9)

 College & above

56

32

1.1 (0.6, 1.9)

1.6 (0.8, 3.2)

Residence

 Urban

135

116

1

1

 Rural

111

75

1.3 (0.9, 1.9)

1.2 (0.6, 2.1)

Number of parities

 ≤two

158

166

1

1

 Three

54

20

2.9 (1.6,5.0)

0.6 (0.2, 1.5)

 ≥Four

34

5

7.1 (2.7,18.7)

0.8 (0.2, 3.6)

Gestational age

 <37 weeks

5

7

1

1

 37-40 weeks

189

156

1.7 (0.5, 5.5)

0.9 (0.2, 3.2)

 >40 weeks

15

6

3.5 (0.8, 15.5)

1.8 (0.3, 10.3)

 Unknown GA

37

22

2.4(0.7, 8.3)

1.1 (0.3, 4.8)

Cervical dilatation at admission

 <4 cm

94

106

1

1

 ≥4 cm

152

85

2.0 (1.4, 3.0)

1.0 (0.6, 1.7)

Station at admission

 Above zero (> 0)

134

157

1

1

 Zero and below zero (≤ 0)

112

34

3.9 (2.5, 6.0)

5.6 (3.3, 9.5)**

Membrane status at admission

 Intact

147

145

1

1

 Rupture

99

46

2.1 (1.4, 3.2)

1.4 (0., 2.4)

Duration of labor after admission

 <4 hrs

101

74

2.0 (0.9, 4.5)

0.6 (0.2, 1.5)

 4-12 hrs

134

101

1.9 (0.9, 4.3)

1.2 (0.5, 2.9)

 >12 hrs

11

16

1

1

VD before CS

 Yes

138

55

3.2 (2.1, 4.7)

1.93 (1.2, 3.2)*

 No

108

136

1

1

History of VBAC

 Yes

89

23

4.1 (2.5, 6.9)

2.2 (1.2, 4.1)*

 No

157

168

1

1