title: [Use of psychoactive substances and risk sexual behavior].
abstract: OBJECTIVE
  Present influence of illicit drug and alcohol on risk sexual behavior of young women in Prague and Central Bohemia.
  
  
  METHODS
  Prospective study.
  
  
  METHODS
  Department of Gynecology and Obstetrics, Teaching Hospital and 2nd Medical Faculty of Charles University in Prague.
  
  
  METHODS
  The study participants were 400 sexual active women between 16 and 35 years of age living in Prague and Central Bohemia. All participants were asked via questionnaire illicit drugs and alcohol experience, number of sexual partners, sexual behavior and use condom.
  
  
  RESULTS
  Women using illicit drugs or alcohol had higher number of sexual partners. 1/3 said that drinking or drug use has influenced their decisions about sex and sexual behavior and unprotected sex.
  
  
  CONCLUSIONS
  Use of psychoactive substances including alcohol influence negative sexual behavior. Cause escalated sexual activity and promiscuity, more frequently have risk and unprotected sex.
authors.affiliation: Gynekologicko-porodnická klinika 2. LF UK a FN Motol, Praha. blanka@vavrinkova.cz
authors.forename: B
authors.initials: B
authors.lastname: Vavrinková
mesh_terms: D000293:Adolescent; D000328:Adult; D000428:Alcohol Drinking; D006801:Humans; D012309:Risk-Taking; D012725:Sexual Behavior; D012747:Sexual Partners; D019966:Substance-Related Disorders / Q000150:complications*; D055815:Young Adult