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Table 2 Logistic regression odds ratios (OR) and 95% confidence intervals of high to very high levels of psychological distress by smoking status

From: The association between failed quit attempts and increased levels of psychological distress in smokers in a large New Zealand cohort

Smoking status Model 1 Model 2 Model 3 Model 4
  OR 95% CI aOR 95% CI aOR 95% CI aOR 95% CI
Never smokers (ref) 1   1   1   1  
Current smokers 2.44 (2.13-2.79) 2.21 (1.91-2.55) 1.82 (1.57-2.11) 1.45 (1.24-1.69)
Ex-smokers 1.28 (1.10-1.48) 1.42 (1.21-1.66) 1.33 (1.13-1.56) 1.18 (1.00-1.39)
  1. Model 1 = Crude model
  2. Model 2 = Adjusted for Age, Sex, Prioritised Ethnicity and Marital Status
  3. Model 3 = Adjusted as per Model 2 plus: Household Income, Labour Market Activity, Educational Qualification and NZ (area) Deprivation
  4. Model 4 = Adjusted as per Model 3 plus: NZ individual deprivation (NZiDep)