“…Information was obtained from standardized registration forms, patient cards, and surgery records and included data on patient demographics, obstetric history, clinical data related to the index pregnancy, surgical information, fistula characteristics, and fistula etiology as considered by the surgeon. Only patients whose records included information on the etiology and localization of the fistula International Journal of Gynecology and Obstetrics 114 (2011) [10][11][12][13][14] were included in the present study. The study was approved by the Regional Committee for Medical Research Ethics of Southern Norway and by the Director of Panzi Hospital.…”