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Table 2 Hazard ratios (95% CI) and model coefficients (standard errors) for prognostic factors included in the development models

From: PREDICT: a new UK prognostic model that predicts survival following surgery for invasive breast cancer

   

ER Positive Model

   

ER Negative Model

 

Prognostic Factor

Hazard ratio

95% CI

Coefficient

SE

Hazard ratio

95% CI

Coefficient

SE

Number Positive Nodes*

        

   (0, 1, 2 to 4, 5 to 9, 10+)

1.75

1.62 to 1.89

0.56

0.04

1.55

1.44 to 1.68

0.44

0.04

Tumour Size, mm*

        

   (<10, 10 to 19, 20 to 29, 30 to 49, 50+)

1.43

1.30 to 1.58

0.36

0.05

1.45

1.29 to 1.63

0.37

0.06

Tumour Grade*

1.43

1.30 to 1.58

0.36

0.05

1.45

1.29 to 1.63

0.37

0.06

   (Low, Intermediate, High)

1.43

1.30 to 1.58

0.36

0.05

1.45

1.29 to 1.63

0.37

0.06

Detection by Screening

0.70

0.53 to 0.92

-0.36

0.14

0.86

0.56 to 1.32

-0.15

0.22

Chemotherapy

0.73

0.60 to 0.89

-0.31

0.1

0.82

0.62 to 1.08

-0.2

0.14

Hormone therapy

0.95

0.74 to 1.23

-0.05

0.13

1.43

1.09 to 1.89

0.36

0.14

  1. * modeled as ordinal continuous
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Breast Cancer Research

ISSN: 1465-542X

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