Variables

Overall survival

Breast cancer related survival

Hazard ratio (CI)

p-value

Hazard ratio (CI)

p-value

PR status (Ref: Yes)

2.0 (1.3 - 2.9)

0.0006

3.6 (2.3 - 5.6)

<0.0001

Stage (Ref: Stage 1)

<0.0001†

<0.0001†

Stage 2

3.1 (1.6 - 6.1)

0.0009

2.1 (0.9 - 4.5)

0.0728

Stage 3

4.1 (1.9 - 9.2)

0.0005

2.6 (1 - 6.7)

0.0434

Stage 4

12.7 (5.4 - 29.8)

<0.0001

12.8 (4.9 - 33.5)

<0.0001

Chemotherapy (Ref: No)

0.3 (0.2 - 0.4)

<0.0001

0.4 (0.3 - 0.6)

<0.0001

Hormonal therapy (Ref: No)

0.7 (0.5 - 1)

0.0419

Nottingham prognostic index (Ref: Poor)

0.0002†

0.0002†

Good

0.3 (0.1 - 0.6)

0.0009

0.2 (0.1 - 0.6)

0.0018

Moderate

0.4 (0.3 - 0.7)

0.0001

0.4 (0.2 - 0.6)

0.0002