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. 2020 Mar 5;15(3):e0229488. doi: 10.1371/journal.pone.0229488

Fig 6.

Fig 6

A. Crude incidences of episiotomy and 3rd/4th degree perineal tear for nulliparous women with vaginal births. Correlation between adjusted ORs of episiotomy and of 3rd/4th degree perineal tear among all women is rho = - 0.20. B. Crude incidences of episiotomy and 3rd/4th degree perineal tear for multiparous women with vaginal births. Correlation between adjusted ORs of episiotomy and of 3rd/4th degree perineal tear among all women is rho = - 0.20.