Table 1.

Demographic data for children with refractory wheezing and controls

	Wheezing group (n = 156)	Control group (n = 46)	P value
Age, months	13.68 ± 7.08	13.08 ± 10.56	0.262
Sex, M/F	121/35	35/11	0.843
Weight, kg	10.56 ± 2.13	9.74 ± 3.72	0.115
Breastfeeding, Y/N	98/58	35/11	0.095
Whole blood cell analysis
White blood cell, ×109	11.44 ± 4.97	10.39 ± 4.28	<0.001
Neutrophils, %	36.82 ± 14.97	29.00 ± 13.47	<0.001
Lymphocytes, %	53.38 ± 14.38	60.31 ± 13.22	<0.001
Blood platelet, ×109	394.44 ± 120.19	381.48 ± 131.09	<0.001