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The original Nottingham Prognostic Index
|
NPI* | |
|---|---|
| Value | Prognosis |
| ≤3.4 |
Good |
| 3.41 5.4 |
Moderate |
| >5.4 | Poor |
*NPI = tumor size in cm x 0.2 + histological grade [1- 3] + number of positive lymph nodes [1 = 0 nodes; 2 = 1 3 nodes; 3 > 3 nodes].
