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Table 3 Multiple regression analyses for the relationship between snoring status, snoring intensity and left ventricular hypertrophy

From: The relationship between snoring and left ventricular hypertrophy of China: a cross-sectional study

  Model 1 Model 2 Model 3
  OR (95 % CI) P OR (95 % CI) P OR (95 % CI) P
Snoring status       
Non-snorers 1.000 (reference)   1.000 (reference)   1.000 (reference)  
Snorers 1.734 (1.522–1.976) <0.001 1.709 (1.495–1.953) <0.001 1.371 (1.147–1.637) <0.001
Snoring intensity       
Non-snorers 1.000 (reference)   1.000 (reference)   1.000 (reference)  
Low 1.352 (1.111–1.644) 0.003 1.381 (1.131–1.687) 0.002 1.094 (0.834–1.434) 0.518
Normal 1.767 (1.477–2.115) <0.001 1.774 (1.476–2.133) <0.001 1.436 (1.126–1.832) 0.004
Strong 2.025 (1.666–2.460) <0.001 1.886 (1.545–2.302) <0.001 1.462 (1.124–1.902) <0.001
Very strong 2.344 (1.745–3.149) <0.001 2.199 (1.624–2.977) <0.001 1.813 (1.273–2.684) <0.001
  1. Model 1: unadjusted
  2. Model 2: adjusted for age, race, gender, educational status, physical activity, annual income, current smoking status, current drinking status and sleep duration
  3. Model 3: adjusted for model 1 plus hypertension, body mass index, waist circumference, low-density lipoprotein cholesterol, high-density lipoprotein cholesterol, triglyceride, total cholesterol and fasting plasma glucose
  4. CI confidence interval, OR Odds ratio