Abstract
Purpose
The aim of this study was to evaluate the prevalence and risk factors associated with asthma and allergic rhinitis in rural elementary school children.
Methods
Children in 12 elementary schools in Jinan-gun, Jeollabuk-do, a typical rural area in Korea, were enrolled. We conducted cross-sectional survey using a Korean version of International Study of Asthma and Allergies in Childhood (ISAAC) questionnaire.
Results
A total of 947 questionnaires out of 1,062 were completed and the response rate was 89.1%. The symptom prevalence of asthma and allergic rhinitis (AR) in the last 12 months was 7.4% and 28.1%. The prevalence of physician-diagnosed asthma and AR was 7.2% and 22.2%. Male, passive smoking, visible mold at home, and use of antibiotics during infancy more than 3 times were associated with higher prevalence of asthma diagnosis (adjusted odds ratio [aOR] 2.35, 95% confidence interval [CI] 1.30 to 4.26; aOR 2.49, 95% CI 1.38 to 4.48; aOR 2.19, 95% CI 1.23 to 3.89; and aOR 8.45, 95% CI 4.23 to 16.59). Parental history of allergic diseases, children without siblings, use of antibiotics during infancy more than 3 times were associated with higher prevalence of AR (aOR 4.89, 95% CI 3.37 to 7.10; aOR 5.20, 95% CI 2.38 to 11.35; and aOR 2.39, 95% CI 1.36 to 4.19).
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