title: [The study on the prevalence and associated risk factors of female urinary incontinence in Beijing women].
abstract: OBJECTIVE
  To evaluate the prevalence, the clinical characteristics and associated risk factors of urinary incontinence in Beijing women.
  
  
  METHODS
  In the cross-sectional study, 5300 Beijing women aged over 20 years were interviewed through a questionnaire including International Consultation on Incontinence Questionnaire Female Lower Urinary Tract Symptoms Module (ICIQ-FLUTS). Aged from 20 to 99 years old (mean 46 +/- 17). Divided into 8 groups every 10 years. 4812 cases are married.
  
  
  RESULTS
  The overall prevalence of UI was 38.5% (2008/5221), among theses women, 22.9% (1197/5221), had stress incontinence, 2.8% (147/5221) urge incontinence and 12.4% (649/5221) mixed incontinence. In multiple logistic models, age, delivery mode, smoking, hypertension, constipation, body mass index, chronic pelvic pain (CPP) were relation factors for stress incontinence.
  
  
  CONCLUSIONS
  The prevalence of urinary incontinence is high (38.5%). Urinary incontinence is major disease that affects female quality of life. 22.9% (1197/5221) of the incontinence women had stress urinary incontinence, 2.8% (147/5221) urge urinary incontinence and 12.4% (649/5221) mixed urinary incontinence. Old, vaginal delivery, smoking, hypertension, constipation, CPP and higher BMI are potential risk factors for stress urinary incontinence. Cesarean section are protective factors for stress urinary incontinence.
authors: Department of Obstetrics and Gynecology, Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Science, Beijing 100730, China.
authors: Lan
authors: L
authors: Zhu
authors: Jing-he
authors: JH
authors: Lang
authors: Hong
authors: H
authors: Wang
authors: Shao-mei
authors: SM
authors: Han
authors: Chun-yan
authors: CY
authors: Liu