Maternal characteristics, interventions and outcomes for low-risk primiparous women in New South Wales (2000–2008)
| Low-risk primiparous women | Private hospital (n=29 597) (%) | Public hospital (n=79 792) (%) |
|---|---|---|
| Maternal age (years) | ||
| 20–24 | 6.2 | 28.9 |
| 25–29 | 39.9 | 40.9 |
| 30–34 | 53.9 | 30.2 |
| Weeks gestation at delivery | ||
| 37 | 4.5 | 4.3 |
| 38 | 15.4 | 11.8 |
| 39 | 27.8 | 25.0 |
| 40 | 43.2 | 39.7 |
| 41 | 9.1 | 19.2 |
| Type of labour | ||
| Spontaneous | 71.9 | 89.9 |
| Induced | 19.2 | 7.1 |
| No labour | 8.9 | 3.0 |
| Delivery | ||
| Normal vaginal | 44.9 | 64.8 |
| Forceps | 11.5 | 6.7 |
| Vacuum | 18.9 | 12.9 |
| Total caesarean section | 24.7 | 15.6 |
| Caesarean section (after labour) | 15.9 | 12.6 |
| Caesarean section before the onset of labour | 8.8 | 3.0 |
| Epidural | 70.8 | 35.4 |
| Episiotomy | 42.4 | 23.3 |
| Severe perineal trauma | 4.7 | 5.4 |