Usefulness of Nonvalved Spacers for Administration of Inhaled Steroids in Young Children with Recurrent Wheezing and Risk Factors for Asthma

Table 1

Demographic characteristics of patients (no statistical difference was found for any parameter between groups).

	NVS group ()	VHC group ()
Age (months)	13.2 ± 6	12.9 ± 3.7
Gender (m/f)	14/11	17/4
Weight (kg)	10.1 ± 1.8	10.1 ± 1.3
Height (cm)	76.2 ± 7	75.4 ± 4.9
Age at 1st episode (months)	4 ± 2	3.8 ± 2
Number of previous episodes	5.6 ± 3	5 ± 2
Day care attendance (%)	32	29