Chapter 15 The breasts/Fig 15.20.jpg

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Overall survival curves for patients with invasive primary operable breast carcinoma according to the Nottingham Prognostic Index (NPI) groups from data from the Nottingham Tenovus Primary Operable Breast Cancer Series. Each of the five lines shows survival for women within that range of NPI scores, namely excellent, good, moderate 1, moderate 2 and poor prognostic groups.