Relative risk of case fatality (95% confidence interval) from colorectal cancer according to Dukes’ stage and presence of TP53 and K-ras mutations7-150
| Relative risk | |
| Stage | |
| D (reference) | 1.00 |
| C | 0.31 (0.12 to 0.81) |
| A or B | 0.05 (0.02 to 0.18) |
| Mutation status | |
| TP53 negative (reference) | 1.00 |
| TP53 positive/K-ras negative | 2.01 (0.71 to 5.67) |
| TP53 positive/K-ras positive | 4.16 (1.49 to 11.64) |
↵7-150 Cox proportional hazards regression; date of censoring, 31 December 1995.