title: [Dietary supplement use and the related factors among infants and young children in Chengdu].
abstract: OBJECTIVE
  To investigate the prevalence of dietary supplement use and relevant factors among infants and young children in the urban area of Chengdu.
  
  
  METHODS
  257 infants and young children aged 0-3 years and their parents were selected by simple random sampling. Questionnaires were used to collect information about family characteristic and the use of dietary supplements of infants and young children in the past month. Logistic regression analysis was used to explore the related factors.
  
  
  RESULTS
  The prevalence of dietary supplements use among infants and young children was 87.5%. The main types of supplements included vitamin D, vitamin A, calcium, zinc and iron, with the using prevalence of 76.3%, 75.5%, 33.5%, 16.3%, 3.9%, respectively. The prevalence of other types supplement use were different by age of children (P < 0.05), in addition to iron. The prevalence of calcium and zinc supplements use were gradually increased with age increasing. Vitamin D and vitamin A supplements use in 6 - 11 months age group were higher than other children. Supplement use was associated with the attitude of the parents on infant and early childhood nutrition (OR = 0.186, P < 0.05) and the growth and development status of children( OR = 2.317, P < 0.05).
  
  
  CONCLUSIONS
  Dietary supplement was used widely among infants and young children in Chengdu. It should pay more attention to improve professional guidance on dietary supplement.
authors: Department of Nutrition and food Hygiene, West China School of Public Health, Sichuan University, Chengdu 610041, China. liufangshg@126.com
authors: Fang
authors: F
authors: Liu
authors: Guo
authors: G
authors: Zeng
authors: Junni
authors: J
authors: He
authors: Xilian
authors: X
authors: Gao
authors: Haiying
authors: H
authors: Shen
authors: Li
authors: L
authors: Yu
authors: Xuehong
authors: X
authors: Pang
authors: Dan
authors: D
authors: Yu
mesh_terms: D002118:Calcium / Q000008:administration & dosage; D002675:Child, Preschool; D002681:China; D019587:Dietary Supplements; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D011795:Surveys and Questionnaires; D014801:Vitamin A / Q000008:administration & dosage; D014807:Vitamin D / Q000008:administration & dosage
chemical_list: D014801:Vitamin A; D014807:Vitamin D; D002118:Calcium