Habitual Snoring in school-aged children: environmental and biological predictors

Respiratory Research

Table 4 Chronic health problems and family history regarding habitual snoring by multivariate logistical regression models (N = 21,052)

Variables	Model I		Model II		Model III
	Adjusted OR (95% CI)	P value	Adjusted OR (95% CI)	P value	Adjusted OR (95% CI)	P value
Demographic characteristics
Age (years, mean ± SD)		.008		< .001		< .001
5-6 vs. 11-	1.23 (1.04-1.46)	.015	1.50 (1.23-1.84)	< .001	1.53 (1.25-1.88)	< .001
7- vs. 11-	1.32 (1.13-1.54)	< .001	1.44 (1.20-1.73)	< .001	1.47 (1.21-1.77)	< .001
8- vs. 11-	1.19 (1.02-1.39)	.027	1.28 (1.06-1.53)	.010	1.29 (1.07-1.56)	.008
9- vs. 11-	1.15 (0.98-1.34)	.091	1.16 (0.96-1.40)	.134	1.18 (0.97-1.44)	.090
10- vs. 11-	1.08 (0.92-1.27)	.328	1.15 (0.95-1.39)	.167	1.15 (0.95-1.40)	.163
Gender
Boys vs. Girl	1.62 (1.48-1.76)	< .001	1.53 (1.38-1.69)	< .001	1.55 (1.40-1.72)	< .001
Chronic health problems
Obesity vs. normal or under	1.54 (1.35-1.78)	< .001	1.51 (1.33-1.76)	< .001	1.50 (1.31-1.74)	< .001
Overweight vs. normal or under	1.44 (1.25-1.66)	< .001	1.38 (1.20-1.60)	< .001	1.35 (1.16-1.56)	< .001
Chronic/allergic rhinitis vs. none	2.27 (2.01-2.56)	< .001	1.97 (1.70-20.27)	< .001	1.94 (1.66-2.25)	< .001
Asthma vs. none	1.99 (1.64-2.42)	< .001	1.46 (1.14-1.87)	.002	1.43 (1.11-1.84)	.006
Adenotonsillar hypertrophy vs. none	2.35 (2.10-2.63)	< .001	2.12 (1.86-2.43)	< .001	2.17 (1.90-2.49)	< .001
Chronic otitis media vs. none	1.60 (1.32-1.93)	< .001	1.31 (1.05-1.64)	.017	1.31 (1.06-1.65)	.021
Food/drug allergy vs. none	1.38 (1.16-1.64)	< .001	NS		NS
Family history of SDB
HS vs. none	1.75 (1.60-1.91)	< .001	1.67 (1.51-1.85)	< .001	1.70 (1.52-1.89)	< .001
OSAS vs. none	1.81 (1.43-2.28)	< .001	NS		NS

OR: odds ratio; CI: confidence interval
Model I adjusted for age and gender;
Model II adjusted for age, gender, and all health problems and family history
Model III adjusted for age, gender, all socioeconomic and environmental factors, and all health problems and family history simultaneously.

ISSN: 1465-993X