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Table 2 Hazard ratios of cancer recurrence and survival outcome based on MBD quartiles (n = 121 case-control pairs)

From: High mammographic breast density predicts locoregional recurrence after modified radical mastectomy for invasive breast cancer: a case-control study

 

Locoregional recurrence

Distance metastasis

Death

HR

95% CI

P value*

HR

95% CI

P value*

HR

95% CI

P value*

MBD quartiles

         

 1, 2 (0–50%)

1.0

  

1.0

  

1.0

  

 3 (50–75%)

3.1

1.1–9.8

0.043†

5.7

0.0–21.9

0.492

3.2

0.9–10.1

0.062

 4 (75–100%)

5.7

1.2–34.9

0.048†

10.4

0.8–37.2

0.311

2.2

0.3–13.7

0.409

  1. MBD mammographic breast density, HR hazard ratio, CI confidence interval. *Significance tested using conditional logistic regression analyses by stratified Cox model. † P value <0.05 was considered statistically significant
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Breast Cancer Research

ISSN: 1465-542X

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