Maternal entities: Uterus arcuatus 22.6%; Uterus unicornuatus 33.3%; Uterus bicornuatus 34.8%; Uterus didelphys 30–41%; Uterus septus 45.8%; Leiomyoma uteri 9–20%; Spinal cord injury 10%; Carriers of Duchenne muscular dystrophy 17%