Groups

Definition of groups

1

Nulliparous with single cephalic pregnancy, ≥37 weeks gestation in spontaneous labour

2

Nulliparous with single cephalic pregnancy, ≥37 weeks gestation who either had labour induced or were delivered by CS before labour

3

Multiparous without a previous uterine scar, with single cephalic pregnancy, ≥37 weeks gestation in spontaneous labour

4

Multiparous without a previous uterine scar, with single cephalic pregnancy, ≥37 weeks gestation who either had labour induced or were delivered by CS before labour

5

All multiparous with at least one previous uterine scar, with single cephalic pregnancy, ≥37 weeks gestation

6

All nulliparous women with a single breech pregnancy

7

All multiparous women with a single breech pregnancy including women with previous uterine scars

8

All women with multiple pregnancies including women with previous uterine scars

9

All women with a single pregnancy with a transverse or oblique lie, including women with previous uterine scars

10

All women with a single cephalic pregnancy ≥36 weeks gestation, including women with previous scars