Figure 3 : The relationship of the length of the second stage to the severity of OASI.

Despite the visual worsening of the degree of OASI with the prolongation of the 2nd stage, there was no statistical significance (Kruskal-Wallis test, p= 0.4; Mean±SD: 3a: 41.22±42.46; 3b:76.89±82.72; 3c: 98.33±77.59). The data are presented as mean ± standard error of the mean (SEM).

Bachkangi et al.Gynecology  2020 8:1DOI : 10.7243/2052-6210-8-1