The Prevalence of Ocular Allergy and Comorbidities in Chinese School Children in Shanghai

Table 4

Prevalence of other allergic symptoms as stratified by age and gender.

	Number of children (% in the group)
	Young ()				Teen ()
	Boys	Girls			Boys	Girls
	()	()			()	()
AR symptoms	162 (43.5%)	127 (36.1%)	4.207	0.041	173 (37.7%)	211 (43.7%)	3.502	0.064	0.122	0.763
Diagnosed AR	95 (25.5%)	65 (18.5%)	5.254	0.025	87 (19.0%)	81 (16.8%)	0.766	0.395	4.710	0.034
Diagnosed asthma	61 (16.4%)	34 (9.7%)	7.205	0.008	57 (12.4%)	41 (8.5%)	3.899	0.055	2.953	0.090
Diagnosed AD	111 (29.8%)	86 (24.4%)	2.670	0.113	34 (7.4%)	48 (9.9%)	1.896	0.203	100.5	<0.001

Pearson Chi-square analysis was performed and the values were obtained from 2-sided exact significance tests. The and values listed within each age group were the results of comparing the numbers of affected boys and girls within the group, thus reflecting the gender differences within age group. The and values of the last two columns were the results of comparing the total number of affected children between young and teen groups. AR: allergic rhinitis. AD: atopic dermatitis.