Table 3. Prognostic models involving pairwise combinations including CHOP score.
| Paired comparison | HR (Exp(B)) | 95% CI low | 95% CI high | P-value | n |
|---|---|---|---|---|---|
| CHOP score | 0.469 | 0.243 | 0.902 | 0.023 | 67 |
| Histology |
1.939 |
1.243 |
3.023 |
0.003 |
|
| CHOP score | 0.457 | 0.240 | 0.870 | 0.017 | 65 |
| Smoking |
1.647 |
1.021 |
2.657 |
0.041 |
|
| CHOP score | 0.383 | 0.162 | 0.908 | 0.000 | 48 |
| ECOG performance status |
2.646 |
1.725 |
4.061 |
0.000 |
|
| CHOP score | 0.430 | 0.228 | 0.812 | 0.009 | 67 |
| EORTC prognostic score |
3.477 |
1.845 |
6.550 |
0.000 |
|
| CHOP score | 0.424 | 0.225 | 0.799 | 0.008 | 67 |
| EORTC prognostic score <1.27 | 2.289 | 1.239 | 4.229 | 0.008 |
Abbreviations: CI=confidence interval; EORTC=European Organisation for Research and Treatment of Cancer; Exp(B)=exponentiation of the B coefficient; HR=hazard ratio.