Figure and table legends
Figure 1: ROBINS Risk of bias assessment tool for studies included in
meta-analysis for the primary outcome
Figure 2: Index and recurrent OASI rates across included studies
Figure 3: Anal incontinence and mode subsequent birth after OASI
Figure 4: Total incidence of anal incontinence after subsequent birth
Table S1: Characteristics of included studies
S2: Study inclusion and exclusion criteria
S3: Prisma diagram
S4: Description of studies included for primary outcome
S5: Recurrent OASI rates across all studies
S6: Meta-analysis for secondary AI outcomes (1) solid (2) liquid (3)
flatus (4) urgency
S7: Satisfaction, regret and QOL after subsequent birth
S8: Subsequent birth vs no subsequent birth after OASI
S9: Incidence of AI pre- and post- subsequent birth; paired data