Table 2 Labour epidural and anaesthetic details for 126 women delivering by Caesarean Section, 2007–2011 at the Royal Brisbane and Women’s Hospital

Insertion of labour epidural

Senior anaesthetist n (%)

7 (11.3)

13 (21.0)

0.14

Number of attempts ≥ 2 n (%)

18 (28.6)

34 (59.6)

0.001

Depth to space cm (median) (IQR^a)

5 (4.5-6.0)

8.0 (7.0-8.0)

<0.001

Length of catheter in epidural space cm (median) IQR

4.5 (4.0-5.0)

5.0 (4.0-5.0)

0.29

Complication n (%)

8 (12.7)

22 (34.9)

0.003

resite (n)

3

10

ineffective(n)

2

9

intravascular (n)

3

3

dural puncture (n)

-

1

Anaesthesia for caesarean section

Extension failure n (%) (liberal definition)

10 (15.9)

20 (31.7)

0.04

Category 1 CS n (%)

5 (7.9)

9 (14.3)

0.26

Indication: Failure to progress n (%)

43 (68.3)

44 (71.0)

0.74

Senior anaesthetist n (%)

7 (11.1)

24 (40.0)

<0.001

Caesarean section surgical time (min) median (IQR)

66 (17)

79 (26.0)

<0.001