Table 1 Prevalence of allergic diseases in Korean adolescents (n = 75,643)

Total population

11.1 (0.1)

33.9 (0.3)

23.1 (0.2)

Sex

0.02*

0.10

0.00*

 Boy

10.8 (0.2)

34.2 (0.3)

20.3 (0.2)

 Girl

11.4 (0.2)

33.5 (0.3)

26.2 (0.2)

Residence

0.71

0.00*

0.00*

 District

11.9 (0.4)

26.3 (0.8)

20.8 (0.6)

 Small and Medium city

11.1 (0.2)

35.2 (0.4)

23.2 (0.3)

 Large city

11.0 (0.2)

33.4 (0.3)

23.3 (0.3)

FAS^a

0.09

0.00*

0.00*

 Low

10.8 (0.2)

29.5 (0.4)

21.7 (0.3)

 Middle

11.0 (0.2)

33.9 (0.3)

23.1 (0.3)

 High

11.5 (0.2)

38.0 (0.4)

24.4 (0.3)

Paternal education

0.00*

0.00*

0.00*

 Middle or less

12.5 (0.5)

28.9 (0.8)

20.4 (0.7)

 High school

11.1 (0.2)

32.1 (0.4)

22.8 (0.3)

 College or higher

11.2 (0.2)

38.3 (0.4)

24.6 (0.3)

 Unknown

9.2 (0.3)

25.8 (0.5)

19.9 (0.4)

Maternal education

0.00*

0.00*

0.00*

 Middle or less

11.5 (0.5)

29.9 (0.9)

20.8 (0.7)

 High school

11.2 (0.2)

33.4 (0.3)

23.3 (0.2)

 Bachelor or higher

11.2 (0.2)

38.8 (0.4)

24.9 (0.3)

 Unknown

9.3 (0.3)

25.6 (0.5)

19.7 (0.4)

Subjective academic achievement

0.00*

0.00*

0.00*

 Low

14.4 (0.4)

28.9 (0.5)

20.6 (0.5)

 Middle-low

11.3 (0.2)

31.5 (0.4)

22.9 (0.3)

 Middle

9.9 (0.2)

33.4 (0.4)

22.5 (0.3)

 High-middle

10.8 (0.3)

37.3 (0.4)

24.5 (0.3)

 High

10.5 (0.4)

38.5 (0.6)

24.5 (0.5)

Obesity

0.02*

0.51

0.22

 (−)

10.9 (0.1)

34.0 (0.3)

23.1 (0.2)

 (+)

11.8 (0.4)

34.5 (0.7)

23.8 (0.5)

Drinking

0.00*

0.53

0.22

 (−)

9.8 (0.1)

33.9 (0.3)

23.2 (0.2)

 (+)

16.0 (0.3)

33.6 (0.5)

22.7 (0.4)

Smoking

0.00*

0.01*

0.00*

 (−)

9.9 (0.1)

34.1 (0.3)

23.4 (0.2)

 (+)

19.7 (0.5)

32.4 (0.6)

20.7 (0.4)