| R = [0.871 x loge serum bilirubin (mg/dL)] - [2.53 x loge serum albumin (gm/dL)] |
| + [0.039 x age (years)] + [2.38 x loge prothrombin time (seconds)] |
| + [0.859 x edema score] |
| Edema score |
| 0 = no edema |
| 0.5 = diuretic-controlled edema |
| 1.0 = diuretic-resisitant edema |
| Survival function [S(t)] |
| 1 year = 0.970 |
| 2 years = 0.941 |
| 3 years = 0.883 |
| 4 years = 0.774 |
| 5 years = 0.721 |
| 6 years = 0.651 |
| Calculated patient survival = S(t)exp(R - 5.07) |
| Survival probability at one year = 0.970exp(R - 5.07) |
| Survival probability at three years = 0.883exp(R - 5.07) |
