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Table 3 Risk of subsequent hormone receptor-defined invasive breast cancer in black women with LCIS compared with white counterparts (n = 16,347)

From: Associations of race and ethnicity with risk of developing invasive breast cancer after lobular carcinoma in situ

 

Person-years

ER+/PR+

ER− and PR−

Cases

HRa (95% CI)

Cases

HRa (95% CI)

White

130,213

1056

1.00

129

1.00

Black

11,935

115

1.30 (1.07, 1.59)

20

1.86 (1.14, 3.03)

    

Heterogeneity = 0.15

  1. Abbreviations: HR hazard ratio, 95% CI 95% confidence interval, ER estrogen receptor, PR progesterone receptor
  2. aHRs were adjusted for age (20–39, 40–49, 50–59, 60–69, or ≥ 70 years) and year of the primary LCIS diagnosis (1990–1999, 2000–2009, or 2010–2015), registry, and treatment for primary LCIS (no surgical treatment, breast-conserving surgery alone, breast-conserving surgery followed by radiation therapy, mastectomy, or unknown)
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Breast Cancer Research

ISSN: 1465-542X

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