Type of injury
Type of injury
Clinical diagnosis n = 226 (%) TPUS anal sphincter defects prior to perineal repair n = 218*
Agreement (%)
Intact perineum Intact perineum 12 (4.6) 0/12 100
Frist degree tear Frist degree tear 8 (3) 0/8 100
Second degree tear Second degree tear 185 (70.3) 2/177 (1) 99
All third/fourth degree tears All third/fourth degree tears 21 (7.9) 19/21 (90.5) 90.5
3a tear 8 (3) 7/8 (87.5) 87.5
3b tear 13 (4.9) 12/13 (92.3) 92.3
3c/4th degree tear 0 0 100