Table 1. Characteristics of population and allergic disorders in semi-urban and rural areas.

	Semi-urban		Rural		p-value
	N	Result	N	Result
Age years (mean, SD)	1161	10.6 ± 3.3	513	9.7 ± 3.1	<0.001$
Sex (N, %)
Male	583	50.2	272	53.0	0.29∞
Female	578	49.8	241	47.0

SD: standard deviation. The number of positives (n) of the total population examined (N). ^#IgE to Dermatophagoides pteronyssinus (HDM).

The statistically significant results are given in bold. ^$P-value derived from Student t-test. ^∞P-value derived from Chi-Square test.