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Table 1 The original Nottingham Prognostic Index

From: Classification of patients with breast cancer according to Nottingham Prognostic Index highlights significant differences in immunohistochemical marker expression

NPI*

Value

Prognosis

≤3.4

Good

3.41 5.4

Moderate

>5.4

Poor

  1. *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].
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World Journal of Surgical Oncology

ISSN: 1477-7819

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