 Anal incontinence is frequent and treatment is difficult. One of the most important reasons is traumatic delivery. 10 of women develop anal incontinence after first delivery. This incidence is higher after second vaginal delivery, particularly if the first delivery caused break in the anal sphincter. One possibility to avoid anal incontinence is the caesarean section. So, do the investigators have to recommend caesarean section for second delivery if the first was traumatic? But caesarean section had a morbidity. Actually, the choice between the delivery modalities is very subjective. 