Parameter

SDVP category

RR

95% CI

<2 cm

≥2 cm

Cardiotocography

Abnormal

8

124

1.636

0.967 - 2.767

Normal

9

307

Labour onset

Induction

14

194

1.83

1.434 - 2.334

Spontaneous

3

237

Mode of delivery

LSCS/OVD

13

192

1.717

1.292 - 2.280

NVD

4

239

Meconium liquor

Yes

6

57

2.67

1.342 - 5.308

No

11

374

APGAR score

<7

7

10

17.74

7.96 - 40.924

≥7

10

421

Birth outcome

SCBU/Death*

5

22

5.76

2.484 - 3.366

Uneventful

12

409