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Table 1 Classification of episiotomy practices: Burgundy perinatal network data, vaginal deliveries, 2011–2012

From: A novel classification for evaluating episiotomy practices: application to the Burgundy perinatal network

Classification of episiotomy practices Number of episiotomies / Number of women Episiotomy rate of each group (%) Relative size of each group (%)a Contribution of each group to episiotomy rate (%) b
1 – Nulliparous women with a single cephalic pregnancy at ≥37 weeks gestation, non-instrumental delivery 1942/ 7987 24.3 28.7 39.3
2 – Nulliparous women with a single cephalic pregnancy at ≥37 weeks gestation, instrumental delivery 1381/ 2972 46.5 10.7 28.0
 2a – Forceps/ spatula delivery 801/ 1223 65.5 4.4 16.2
 2b – Vacuum delivery 580/ 1749 33.2 6.3 11.8
3 – Multiparous women with a single cephalic pregnancy at ≥37 weeks gestation, non- instrumental delivery 1066/ 14,237 7.5 51.2 21.6
4 – Multiparous women with a single cephalic pregnancy at ≥37 weeks gestation, instrumental delivery 250/ 771 32.4 2.8 5.1
 4a – Forceps/ spatula delivery 140/ 247 56.7 0.9 2.8
 4b – Vacuum delivery 110/ 524 21.0 1.9 2.2
5 – All women with a single cephalic pregnancy at < 37 weeks gestation 164/ 1172 14.0 4.2 3.3
6 – All women with a single breech pregnancy 72/ 374 19.3 1.3 1.5
7 – All women with multiple pregnancy 61/ 270 22.6 1.0 1.2
Total 4936/ 27,783 17.8 100 100
  1. anumber of women in the group / total number of women delivered
  2. bnumber of episiotomies in the group / total number of women having episiotomy