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Table 2 Adjusted logistic regression analysis of allergic diseases among Korean adolescents (n = 75,643)

From: Socioeconomic and sociodemographic factors related to allergic diseases in Korean adolescents based on the Seventh Korea Youth Risk Behavior Web-based Survey: a cross-sectional study

Variable Asthma Allergic rhinitis Atopic dermatitis
Adjusted OR 95 % CI Adjusted OR 95 % CI Adjusted OR 95 % CI
Sex (Boy)
 Girl 1.18* 1.13, 1.25 0.95* 0.91, 0.99 1.39* 1.34, 1.45
Residence (Districts)       
 Small and Medium cities 0.94 0.85, 1.03 1.43* 1.32, 1.56 1.10* 1.02, 1.19
 Large cities 0.94 0.86, 1.03 1.30* 1.20, 1.41 1.10* 1.02, 1.19
Family affluence scale (Low)
 Middle 1.05 0.99, 1.12 1.11* 1. 06, 1.16 1.04 0.99, 1.09
 High 1.08 0.99, 1.16 1.25* 1.19, 1.31 1.07* 1.01, 1.12
Paternal education (Middle or less)
 High school 0.93 0.83, 1.04 1.06 0.97, 1.15 1.05 0.95, 1.16
 Bachelor or higher 1.01 0.89, 1.14 1.22* 1.11, 1.34 1.09 0.99, 1.21
 unknown 0.85 0.73, 0.99 0.96 0.86, 1.07 0.97 0.85, 1.10
Maternal education (Middle or less)
 High school 1.01 0.89, 1.16 1.06 0.97, 1.17 1.10 0.99, 1.22
 Bachelor or higher 1.04 0.91, 1.19 1.18* 1.07, 1.30 1.16* 1.04, 1.29
 unknown 0.90 0.76, 1.07 0.84* 0.75, 0.95 1.01 0.89, 1.14
Subjective academic achievement (Low)
 Middle-low 0.83* 0.77, 0.90 1.05 0.98, 1.11 1.09* 1.01, 1.17
 Middle 0.74* 0.68, 0.81 1.10* 1.03, 1.17 1.04 0.97, 1.11
 High-middle 0.84* 0.77, 0.92 1.26* 1.19, 1.34 1.15* 1.07, 1.24
 High 0.81* 0.73, 0.89 1.29* 1.20, 1.39 1.18* 1.09, 1.29
Obesity (−)
 (+) 1.13* 1.04, 1.22 1.04 0.98, 1.11 1.13* 1.06, 1.20
Drinking (−)
 (+) 1.38* 1.30, 1.47 1.03 0.98, 1.07 1.05 1.00, 1.11
Smoking (−)
 (+) 1.89* 1.76, 2.04 1.01 0.95, 1.07 0.96 0.90, 1.02
  1. Adjusted by sex, residence, paternal and maternal education levels, Family Affluence Scale, subjective academic achievement, obesity, drinking and smoking
  2. *p < 0.05