Mode of Delivery

Onset of Labor

Cervical Length

p value

<2 cm

2 - 2.9 cm

3 - 3.9 cm

≥4 cm

NVD

Spontaneous

2

16

16

5

*p > 0.10

**p < 0.001

Induced

0

0

14

2

Total

2

16

30

7

Instrumental

Spontaneous

0

0

0

0

Induced

0

0

2

1

Total

0

0

2

1

LSCS

Spontaneous

1

1

4

1

Induced

0

2

10

23

Total

1

3*

14*/**

24**