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Table 4 Odds ratio of insomniaa for hearing impairments in separate adjusted models

From: Insomnia and hearing impairment among occupational noise exposed male workers

  B (S.E.) OR 95% CI p-value
Model 1 0.710 (0.274) 2.033 1.190 to 3.476 0.009
Model 2 0.606 (0.288) 1.834 1.043 to 3.225 0.035
Model 3 0.611 (0.289) 1.842 1.046 to 3.242 0.034
Model 4 0.591 (0.290) 1.806 1.022 to 3.188 0.042
  1. aInsomnia group was defined as more than Insomnia Severity Index score 14 points
  2. Model 1; adjusted for age
  3. Model 2; adjusted for age, working period, noise level, protection device use and snoring. Model 3; adjusted for age, working period, noise level, protection device use, snoring, diabetes mellitus and hypertension
  4. Model 4; adjusted for age, working period, noise level, snoring, protection device use, diabetes mellitus, hypertension, smoking, alcohol consumption, regular exercise, total cholesterol, triglyceride, HDL cholesterol and waist circumference