Table 2.

Demographic Data for the 27 Children Studied

Parameter	Mouth breathers	Nose breathers	p Value
Sex, n			0.68
Boys	9	9
Girls	6	3
Age, y	9.5 ± 1.8	10.3 ± 1.4	0.11
BMI, kg/m2	17.7 ± 2.1	18.0 ± 1.9	0.37
Overweight, n	5	2	0.4

Data are presented as number or mean ± SD. BMI refers to body mass index.