title: [Contraceptive failure in the United States: the impact of social economic and demographic factors (author's transl)].
mesh_terms: D000367:Age Factors; D000569:Americas; D001723:Birth Rate; D003267:Contraception; D003268:Contraception Behavior; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003469:Culture; D003710:Demography; D019049:Developed Countries; D004467:Economics; D004522:Educational Status; D005006:Ethnicity; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D005298:Fertility; D007182:Income; D007434:Intrauterine Devices; D008393:Marriage; D012252:Natural Family Planning Methods; D009656:North America; D010298:Parity; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012067:Religion; D012102:Reproductive Control Agents; D012923:Social Class; D012959:Socioeconomic Factors; D013089:Spermatocidal Agents; D014481:United States
chemical_list: D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D012102:Reproductive Control Agents; D013089:Spermatocidal Agents
keywords: Age Factors; Americas; Contraception; Contraception Failure--statistics; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Effectiveness; Contraceptive Methods; Contraceptive Usage; Cultural Background; Demographic Factors; Developed Countries; Economic Factors; Educational Status; Ethnic Groups; Evaluation; Evaluation Indexes; Family Planning; Family Planning, Behavioral Methods; Fertility; Fertility Measurements; Income; Iud; Marriage; Marriage Age; Marriage Patterns; Natural Family Planning; North America; Northern America; Nuptiality; Oral Contraceptives; Parity; Population; Population Characteristics; Population Dynamics; Quantitative Evaluation; Religion; Reproductive Control Agents; Rhythm Method, Calendar; Socioeconomic Factors; Socioeconomic Status; Spermicidal Contraceptive Agents; United States; Use-effectiveness
vernacular_title: Echec des methodes contraceptives aux U.S.A. role des facteurs sociaux, economiques et demographiques.