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Table 2 Original prognostic factors included in this study

From: Development and validation of an extended Cox prognostic model for patients with ER/PR+ and HER2− breast cancer: a retrospective cohort study

Prognostic factor

Original prognostic factors

n

Categorical factors

Histological grade, histological type, stage, T, N, LVI, P53

7

Continuous factors

Ki67, ER, PR, age

4

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World Journal of Surgical Oncology

ISSN: 1477-7819

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