Table 2.
The strength of association between HRQoL and smoking status (N = 12,887)
| Smoking status | Mean score* | M** | SC** | UA** | PD** | AD** |
|---|---|---|---|---|---|---|
| Never smoker (Ref) | ||||||
| Ex-occasional smoker | -.002 | 0.99 | 0.88 | 1.12 | 1.07 | 1.11 |
| Ex-regular smoker | -.017 | 1.18 | 1.11 | 1.11 | 1.28 | 1.16 |
| Light smoker | -.021 | 1.13 | 1.25 | 0.95 | 1.34 | 1.43 |
| Moderate smoker | -.033 | 1.55 | 1.45 | 1.37 | 1.36 | 1.49 |
| Heavy smoker | -.052 | 1.67 | 1.70 | 1.42 | 1.46 | 1.86 |
| Correlation (predicted, observed) | 0.61 | 0.63 | 0.51 | 0.59 | 0.53 | 0.34 |
| R-squared (OLS)/pseudo R-squared (logistic regressions) | 0.37 | 0.39 | 0.38 | 0.34 | 0.24 | 0.11 |
* Coefficient (OLS, EQ-5D tariff)
** Odds ratio (Logistic regressions, EQ-5D dimensions)
OLS = Ordinary Least Squares; M = Mobility; SC = Self-care; UA = Usual Activity;
PD = Pain/discomfort; AD = Anxiety/depression. A boldface indicates a significant p-value at < .05