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Table 3 Socioeconomic and environmental factors regarding habitual snoring by multivariate logistical regression models (N = 21,052)

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

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

Socioeconomic characteristics

Family income

 

< .001

 

< .001

 

< .001

< 800 vs. ≥ 2500

1.35 (1.18-1.54)

< .001

1.43 (1.23-1.67)

< .001

1.46 (1.23-1.75)

< .001

800-2500 vs. ≥ 2500

1.12 (0.99-1.26)

.072

1.16 (1.02-1.32)

.024

1.12 (0.96-1.30)

.142

Mather's education level

      

Low vs. High

NS

 

NS

 

NS

 

Medium vs. High

NS

 

NS

 

NS

 

Father's education level

   

.007

 

< .001

Low vs. High

NS

 

1.22 (1.08-1.38)

.002

1.38 (1.20-1.60)

< .001

Medium vs. High

NS

 

1.04 (0.94-1.16)

.427

1.14 (1.01-1.29)

.034

Environmental exposures

Delivery

      

Caesarean section vs. Vaginal Birth

1.21 (1.11-1.33)

< .001

1.19 (1.08-1.31)

< .001

NS

 

Feeding patterns during the first four months

      

Mixed/bottle feeding vs. Breastfeeding

1.16 (1.06-1.27)

.001

NS

   

Breastfeeding

      

<6 months vs. ≥ 6 months

1.19 (1.09-1.29)

< .001

1.14 (1.05-1.25)

.003

1.17 (1.08-1.28)

< .001

Pregnancy maternal smoking

      

Yes vs. No

1.81 (1.42-2.38)

< .001

1.68 (1.28-2.21)

< .001

1.51 (1.07-2.13)

.019

Household passive smoking

      

Yes vs. No

1.18 (1.07-1.30)

.001

1.16 (1.05-1.29)

.003

NS

 
  1. Family income was expressed in RMB(yuan)/person/month
  2. OR: odds ratio; CI: confidence interval
  3. Model I adjusted for age and gender;
  4. Model II adjusted for age, gender, and all socioeconomic and environmental factors
  5. Model III adjusted for age, gender, all socioeconomic and environmental factors, and all health problems and family history simultaneously.