OASIS Flashcards
1
Q
Proportion of women who sustain a tear at vaginal delivery
A
90%
2
Q
Incidence of OASI in primips
A
6 in 100
3
Q
Overall incidence of OASI
A
2.9%
4
Q
Incidence of OASI in multips
A
2 in 100
5
Q
Proportion of women who had previous OASI who have c-section second birth?
A
1 in 4
6
Q
Rate of OASI in second birth with previous OASI
A
1.3 in 100
7
Q
Incidence of OASI with forceps and episiotomy
A
6 in 100
