[Defloration (a sociomedical study)]

Object of the study were 100 women at fertile age, who informed retrogradely for events connected with disturbance of their virginity. It was established that defloration occurred not at exactly determined moment of the age of young women and girls, but at wider age interval from 16 to 20 years, during noon hours and at night, with equal probability during all seasons, excluding summer, when probability is twice as large, in various places: lodgings, in another's flats, during trips or youth brigades, duration of sexual prey is described, usage of alcohol, ect. An attempt is made to characterize the first partner and stability of the connection between partners, evolution of this connection, which is the background of defloration. The obtained data are compared with data on analogous studies in some other countries. The inferences are proposed as recommendations, which should be taken into consideration by parents, teachers and health services.