Table 1 Demographic and co-morbidity data of 126 women delivering by emergency caesarean section 2007–2011 at the Royal Brisbane and Women’s Hospital

Age (years) mean (SD)

29.7 (5.0)

30.6 (5.6)

0.33

Nulliparous n (%)

49 (77.8)

53 (84.1)

0.36

Gestation > 39 weeks n (%)

51 (81.0)

42 (66.7)

0.17

VBAC^a n (%)

6 (9.5)

2 (3.2)

0.27

Comorbidities n (%)

Respiratory^b

9 (14.3)

26 (41.3)

0.001

Mental health^c

15 (23.8)

12 (19.0)

0.52

Documented airway concerns

0 (0)

2 (3.2)

0.5

Sleep apnoea (Suspected/known)

0 (0)

2 (3.2)

0.5

Gestational hypertension^d

5 (7.9)

21 (33.3)

<0.001

Gestational diabetes^e

4 (6.3)

13 (20.6)

0.02