Clinical and PSG Characteristics of Children with Mild OSA and Respiratory Events Terminated Predominantly with Arousal

Table 1

Demographic and clinical data of children with mild OSA in two groups.

	Arousal predominant	Nonarousal predominant	Z/t/χ^2	value
n, %	231 (40.0%)	346 (60.0%)
Age, yrs	5.4 ± 1.7	5.9 ± 1.7	−3.688	<0.001
Male, n (%)	136 (58.9%)	237 (68.5%)	5.612	0.018
Obesity, n (%)	7 (3.0%)	56 (16.2%)	24.644	<0.001
BMI	14.6 (13.7, 15.6)	15.3 (14.2, 17.2)	−5.045	<0.001
Tonsillar hypertrophy, n (%)	172 (74.5%)	256 (74.0%)	0.517	0.772
Adenoid hypertrophy, n (%)	180 (77.9%)	266 (76.9%)	0.182	0.913
Allergic rhinitis, n (%)	93 (40.6%)	135 (39.1%)	0.126	0.723
Otitis media, n (%)	5 (2.2%)	9 (2.6%)	0.095	0.758
Decline in academic performance, n (%)	8 (3.5%)	16 (4.7%)	0.437	0.511
Family history of snoring, n (%)	126 (55.0%)	215 (62.5%)	3.191	0.074

There is a small amount of missing data.