title: [Study on prevalence and risk factors of sleep disorder among Chinese children aged 0 to 23 months in city].
abstract: OBJECTIVE
  To investigate the prevalence and main influences on sleep disorder among Chinese children aged 0 to 23 months, as to providing scientific interventions for infant sleep disorder.
  
  
  METHODS
  All 7601 children under two years old were selected by stratifying samples from twelve cities in China. The objects' parents were surveyed with questionnaire. All data were analyzed with SPSS statistical software.
  
  
  RESULTS
  The total incidence of sleep disorders at 0 to 23 months was 21.94%. The main problems were difficulty falling asleep, nighttime waking and snoring. Feeding manner, sleep environment, sleep-associated habits and medical conditions were all influences on infant's sleep disorder.
  
  
  CONCLUSIONS
  Enhancing sleep health education to change parents' nurturing modes should be an important role in preventing infant sleep disorders.
authors: The Institute of Maternal and Child Health, Chinese Disease Prevention Control Center, Beijing 100013, China.
authors: Hui-shan
authors: HS
authors: Wang
authors: Xiao-na
authors: XN
authors: Huang
authors: Jing-xiong
authors: JX
authors: Jiang
authors: Yu-yan
authors: YY
authors: Ma
authors: Lin
authors: L
authors: An
authors: Xi-cheng
authors: XC
authors: Liu
mesh_terms: D002681:China / Q000453:epidemiology; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D015995:Prevalence; D012307:Risk Factors; D012893:Sleep Wake Disorders / Q000453:epidemiology*; D011795:Surveys and Questionnaires; D014505:Urban Population / Q000706:statistics & numerical data*