Univariable and multivariable Cox regression
| HR | 95% CI | p Value | |
|---|---|---|---|
| Univariable regression | |||
| Tumour size, ≤4.3 cm, >4.3 cm | 1.51 | 1.07 to 2.13 | 0.020 |
| Liver metastases, no, yes | 2.35 | 1.63 to 3.38 | <0.001 |
| Performance status, bad (no chemotherapy), good (chemotherapy started) | 0.56 | 040 to 0.81 | 0.002 |
| Age, ≤65 years, >65 years | 0.93 | 0.67 to 1.30 | 0.690 |
| Age groups | |||
| 40 | 1 | ||
| 50 | 2.29 | 0.53 to 9.91 | 0.269 |
| 60 | 1.66 | 0.40 to 6.87 | 0.481 |
| 70 | 1.41 | 0.34 to 5.79 | 0.638 |
| 80 | 1.55 | 0.38 to 6.38 | 0.541 |
| 90 | 3.69 | 0.77 to 17.5 | 0.102 |
| Sex, male, female | 0.93 | 0.70 to 1.25 | 0.689 |
| CRP | 1.001 | 0.99 to 1.00 | 0.176 |
| Multivariable regression | |||
| Tumour size, ≤4.3 cm, >4.3 cm | 1.43 | 1.01 to 2.04 | 0.048 |
| Liver metastases, no, yes | 3.26 | 2.16 to 4.92 | <0.001 |
| Performance status, bad (no chemotherapy), good (chemotherapy started) | 0.37 | 0.25 to 0.55 | <0.001 |
CRP, C reactive protein.