Table 3.
Modified Child Turcotte Pugh (CTP) score
| Feature | Points | ||
| 1 | 2 | 3 | |
| Albumin (g/dL) | > 3.5 | 2.8-3.5 | < 2.8 |
| Prothrombin time | |||
| -Seconds prolonged | < 4 | 4-6 | > 6 |
| -INR | < 1.7 | 1.7-2.3 | > 2.3 |
| Bilirubin (mg/dL) | < 2 | 2-3 | > 3 |
| (PBC/PSC)1 | < 4 | 4-10 | > 10 |
| Ascites | Absent | Slight-moderate | Tense |
| Encephalopathy | None | Grade I-II | Grade III-IV |
| CTP Class | Points | 2 yr patient survival (%) | |
| Class A | 5-6 | 85 | |
| Class B | 7-9 | 60 | |
| Class C | 10-15 | 35 | |
1
In primary biliary cirrhosis (PBC) and primary sclerosing cholangitis (PSC), the bilirubin references are changed to reflect the fact that these diseases feature high conjugated bilirubin levels.