Tobacco smoking during pregnancy affects how the course of pregnancy and fetal development and subsequent child. The aim of this work was to create a model of survival probability prediction of smoking during pregnancy, aimed at finding appropriate approaches in the development of individual psycho-correctional program. Methods. In a cross-sectional study women living permanently in Arkhangelsk and the Arkhangelsk Region, in the III trimester of pregnancy were involved, who are hospitalized or ready to delivery in hospitals. On the basis of the psychological characteristics of the individual multiple regression analysis was applied. Results. Based on the regression coefficients and weighted odds ratios for each of the characteristic values it shows that the living conditions and the locus of control in the area of family relations are the most important features, and responsible for the continuation of smoking during pregnancy; further on the importance placed are an instinct of "freedom", a level of neuroticism and presence of the depressive type of psychological components of gestational dominants elements. Conclusion. The proposed model allows to predict the likelihood of continuation of smoking women based on their bio-psychosocial characteristics, to understand what is on the basis of chemical addiction, and to plan individual routes of medical and psychological assistance.