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Table 3 Univariate analyses comparing survival in patient subgroups stratified by clinicopathologic characteristics

From: Impact of modern chemotherapy on the survival of women presenting with de novo metastatic breast cancer

Characteristic

Hazard ratio

95%CI

P-value

Date of diagnosis

   

 Period A

1.00

reference

0.10

 Period B

0.95

0.92 – 1.00

 

Age (years)

   

 ≤ 50

1.00

reference

0.06

 > 50

1.27

1.00 – 1.63

 

Histology

   

 Non-Inflammatory

1.00

reference

0.21

 Inflammatory

1.22

0.88 – 1.69

 

ER Status

   

 Negative

1.00

reference

0.03

 Positive

0.69

0.50 – 0.96

 

PR Status

   

 Negative

1.00

reference

0.17

 Positive

0.8

0.59 – 1.09

 

HER2 Status

   

 Negative

1.00

reference

0.08

 Positive

0.55

0.28 – 1.08

 

Liver Mets

   

 No

1.00

reference

0.60

 Yes

1.08

0.80 – 1.44

 

Lung Mets

   

 No

1.00

reference

0.10

 Yes

1.25

0.95 – 1.65

 

Brain Mets

   

 No

1.00

reference

0.22

 Yes

1.43

0.80 – 2.56

 

Bone Mets

   

 No

1.00

reference

0.06

 Yes

1.29

0.98 – 1.70

 

Bone Only Mets

   

 No

1.00

reference

0.23

 Yes

0.83

0.62 – 1.12

 

Supraclavicular Node Mets

   

 No

1.00

reference

0.56

 Yes

0.92

0.69 – 1.22

 

Soft Tissue Mets

   

 No

1.00

reference

0.53

 Yes

1.11

0.78 – 1.59

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