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. 2002 Jul;51(1):65–69. doi: 10.1136/gut.51.1.65

Table 4.

Prognostic index (PI) scoring with survival times

PI score Total patients Patients dying from cancer 5 year survival (95% CI)
0 82 6 94.2% (85.0–97.8)
1 109 21 79.5% (69.9–86.3)
2 63 28 54.3% (40.3–66.3)
≥3 14 8 30.4% (7.8 – 57.4)
Total 268 63 76.1% (70.0–81.0)