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Table 4 Survival analysis: associations between patient characteristics and disease progression (first event of loco-regional relapse, distant metastasis, or death due to breast cancer), estimated by Cox regression

From: Long-term prognostic implications of risk factors associated with tumor size: a case study of women regularly attending screening

    

Hazard ratio (95% CI)

Detection mode

Number

Person-years

Events

Events BMI ≥25 vs. BMI <25

PD ≥20 vs. PD <20

All

1925

21,859

153

1.18 (0.84 to 1.64)

1.11 (0.79 to 1.55)

Screen-detected cancers

1397

15,932

81

0.97 (0.62 to 1.52)

0.99 (0.62 to 1.58)

Interval cancers

528

5927

72

1.70 (1.04 to 2.77)

1.03 (0.57 to 1.53)

  1. Follow up ended on 31 December 2015. The hazard ratio estimates were adjusted for age at diagnosis, body mass index (BMI) and mammographic percent density (PD). Values in bold represent associations with p values <0.05
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Breast Cancer Research

ISSN: 1465-542X

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