Table 1.

Characteristics of the schoolchildren included in the study.

	2012	2013
Number	399	384
Boy/Girl	205/194	194/190
Height (cm)	132.3 ± 5.9	137.7 ± 7.0
Boy	132.2 ± 5.5	136.9 ± 6.3
Girl	132.4 ± 6.4	138.5 ± 7.7
Weight (kg)	29.5 ± 5.8	32.4 ± 6.6
Boy	29.6 ± 6.2	32.3 ± 6.8
Girl	29.3 ± 5.4	32.6 ± 6.4
Allergic disease (number)
Asthma	38	45
Allergic rhinitis	78	74
Allergic conjunctivitis	8	15
Atopic dermatitis	44	36
Food allergy	19	20

Data are shown as the mean ± standard deviation.