Step and variable | Hazard ratio (95% CI) | P |
---|---|---|
All-cause mortality | Â | Â |
1. Age (years) | 1.08 (1.06, 1.09) | < 0.0001 |
2. Nodular disease | 2.05 (1.27, 3.31) | < 0.0001 |
3. Taking CVD drugs | 1.96 (1.25, 3.05) | 0.002 |
4. Smoking at baseline | 1.97 (1.25, 3.10) | 0.007 |
5. MMP-8 (ng/ml) | 1.01 (1.002, 1.02) | 0.01 |
Respiratory disease mortality | Â | Â |
1. Age (years) | 1.12 (1.08, 1.16) | < 0.0001 |
2. MMP-8 (ng/ml) | 1.013 (1.006, 1.02) | < 0.0001 |
3. Nodular disease | 2.76 (1.38, 5.50) | 0.0002 |
4. Rheumatoid factor | 2.57 (1.18, 5.58) | 0.02 |