Skip to main content

Table 3 Distribution of OASI (obstetric anal sphincter injury) among the symptomatic and asymptomatic women as well as according to the severity of anal incontinence

From: Obstetrical and epidemiological factors influence the severity of anal incontinence after obstetric anal sphincter injury

  Degree of OASI  
Patients 3a 3b 3c 4 Total
 Symptomatic (%) 12 (38) 14 (45) 3 (10) 2 (7) 31
 Asymptomatic (%) 31 (54) 19 (33) 4 (7) 3 (6) 57
Total OASIS 87
chi-square 2.23, p = 0.5
Parks Stage
 II-mild (%) 9 (39) 12 (53) 2 (8) 0 (0) 23
 III-moderate (%) 3 (37) 2 (25) 1 (13) 2 (25) 8
Total symptomatic 31
chi-square 6.81, p = 0.07