From: How did episiotomy rates change from 2007 to 2014? Population-based study in France
Episiotomy (2007–2014) | Episiotomy (2010–2014) | Episiotomy (2013–2014)c | ||||
---|---|---|---|---|---|---|
aOR | 95% CI | aOR | 95% CI | aOR | 95% CI | |
Maternal age (ref ≥ 40 years) | ||||||
< 20 | 0.89 | [0.87–0.91] | 0.89 | [0.86–0.92] | 0.85 | [0.81–0.90] |
20–29 | 1.03 | [1.01–1.05] | 1.03 | [0.99–1.04] | 0.98 | [0.94–1.02] |
30–39 | 1.09 | [1.07–1.12] | 1.07 | [1.05–1.09] | 1.04 | [1.01–1.08] |
Single pregnancy (ref = 0) | 0.74 | [0.72–0.76] | 0.57 | [0.55–0.59] | a | a |
Breech vaginal delivery (ref = 0) | 1.27 | [1.23–1.30] | 1.45 | [1.41–1.48] | 1.59 | [1.49–1.67] |
Epidural analgesia (ref = 0) | 1.45 | [1.43–1.47] | 1.43 | [1.43–1.45] | 1.47 | [1.45–1.52] |
Non-reassuring fetal heart rate (ref = 0) | 1.47 | [1.47–1.49] | 1.49 | [1.47–1.52] | 1.49 | [1.47–1.54] |
Status of health establishment (ref = Private) | 1.33 | [1.12–1.56] | 1.30 | [1.09–1.54] | 1.37 | [1.15–1.64] |
Year of delivery (ref = 2014) | ||||||
2007 | 1.63 | [1.61–1.64] | ||||
2008 | 1.58 | [1.56–1.60] | a | a | a | a |
2009 | 1.46 | [1.44-1.48] | a | a | a | a |
2010 | 1.37 | [1.36-1.39] | 1.37 | [1.35–1.38] | a | a |
2011 | 1.31 | [1.29-1.32] | 1.30 | [1.29–1.32] | a | a |
2012 | 1.21 | [1.20-1.23] | 1.21 | [1.20–1.23] | a | a |
2013 | 1.13 | [1.12-1.15] | 1.13 | [1.12–1.15] | 1.13 | [1.11–1.14] |
Parity (ref = multiparous women) | 3.85 | [3.84–4.00] | 4.00 | [4.00–4.17] | 4.17 | [4.17–4.35] |
Gestational age (ref > 41 WA) | ||||||
< 37WA | b | b | 0.42 | [0.40-0.44] | 0.42 | [0.39–0.45] |
37-41WA | b | b | 0.82 | [0.79-0.85] | 0.82 | [0.77–0.87] |
Newborn weight (ref < 4000 g) | b | b | b | b | 1.54 | [1.49-1.56] |