Maternal Age#
|
31 (27,35) |
31 (28, 35) |
31 (27,
34) |
31 (27,35) |
Maternal BMI#
|
24 (21.7, 28) |
23 (21, 26) |
23.5
(21.9, 26) |
24 (21.3, 27) |
Previous pregnancies
None
One
Two
>=Three
|
389 (30.75%)
390 (30.83%)
233 (18.42%)
253 (20%)
|
56 (23.05%)
83 (34.16%)
56 (23.05%)
48 (19.75%)
|
52 (33.12%)
55 (35.03%)
22 (14.01%)
28 (17.83%)
|
|
Gestation#
|
39.71 (38.86, 40.57) |
39.86 (39.29,
40.71) |
40 (39.14, 40.71) |
39.86 (39,40.57) |
Smoking (<20 weeks) |
117 (9.25%) |
6 (2.47%) |
9 (5.73%) |
132 (7.93%) |
Smoking (>20 weeks) |
89 (7.04%) |
5 (2.06%) |
5 (3.18%) |
99 (5.95%) |
Previous mode of birth$
Spontaneous vaginal birth
Caesarean section
Assisted vaginal birth (forceps)
Assisted vaginal birth (vacuum)
|
536 (77.01%)
54 (7.76%)
35 (5.03%)
71 (10.2%)
|
148 (88.62%)
1 (0.6%)
3 (1.8%)
15 (8.98%)
|
55 (70.51%)
7 (8.97%)
6 (7.69%)
10 (12.82%)
|
739 (78.53%)
62 (6.59%)
44 (4.68%)
96 (10.2%)
|
Length of labour (minutes)#
First stage
Second stage
|
240 (135.5, 413.5)
24 (10, 60)
|
188 (110, 284.5)
14 (6, 29)
|
300 (195, 480)
35 (13, 69)
|
235 (135,390)
22 (10,55)
|
Labour onset
Induced
Spontaneous
|
461 (36.44%)
804 (63.56%)
|
29 (11.93%)
214 (88.07%)
|
48 (30.57%)
109 (69.43%)
|
538 (32.31%)
1127 (67.69%)
|
CTG in labour |
952 (75.26%) |
48 (19.75%) |
109 (69.43%) |
1109
(66.61%) |
FSE in labour |
658 (52.02%) |
30 (12.35%) |
73 (46.5%) |
761
(45.71%) |
Pharmacological analgesia
None
Nitrous only
Narcotic (+/- nitrous)
Epidural (+/- nitrous/narcotic)
Remi-fentanyl
|
300 (23.72%)
442 (34.94%)
34 (2.69%)
488 (38.58%)
1 (0.08%)
|
144 (59.26%)
98 (40.33%)
1 (0.41%)
0 (0%)
0 (0%)
|
47 (29.94%)
75 (47.77%)
2 (1.27%)
33 (21.02%)
0 (0%)
|
491 (29.49%)
615 (36.94%)
37 (2.22%)
521 (31.29%)
1 (0.06%)
|
Mode of birth
Spontaneous vaginal birth
Assisted vaginal birth (forceps or vacuum)
|
989 (78.18%)
272 (21.5%)
|
243 (100%)
0 (0%)
|
121 (77.07%)
36 (22.93%)
|
1353 (81.26%)
308 (18.5%)
|