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. Author manuscript; available in PMC: 2019 Sep 6.
Published in final edited form as: Cancer. 2018 Sep 6;124(17):3500–3509. doi: 10.1002/cncr.31638

Table 2.

Adjusted hazard ratio for dying from breast cancer in 5 years among female breast cancer patients 20–39 years old by stage, SEER 1975–2015 (N=38,776).

  Adjusted hazard ratio (95% Confidence Interval)
  All Localized Regional Metastatic Invasive Breast Cancer
Sample Size 38,776 17,586 15,354 2,281 35,221
1975–1979 Reference Reference Reference Reference Reference
1980–1984 0.98(0.90–1.08) 0.94(0.79–1.13) 0.98(0.86–1.10) 0.89(0.68–1.16) 0.99(0.90–1.09)
1985–1989 0.86(0.79–0.95) 0.74(0.61–0.88) 0.94(0.83–1.06) 0.88(0.68–1.14) 0.91(0.83–0.99)
1990–1994 0.69(0.63–0.76) 0.61(0.50–0.73) 0.72(0.64–0.82) 0.87(0.67–1.13) 0.74(0.67–0.81)
1995–1999 0.54(0.49–0.60) 0.44(0.36–0.54) 0.57(0.50–0.65) 0.60(0.46–0.78) 0.59(0.53–0.65)
2000–2004 0.45(0.40–0.49) 0.33(0.26–0.42) 0.40(0.35–0.46) 0.56(0.44–0.73) 0.49(0.44–0.54)
2005–2009 0.37(0.33–0.41) 0.24(0.19–0.31) 0.31(0.27–0.36) 0.38(0.30–0.49) 0.40(0.36–0.45)
2010–2015 0.37(0.32–0.41) 0.26(0.19–0.35) 0.31(0.26–0.37) 0.29(0.22–0.37) 0.39(0.35–0.44)

Adjusted hazard ratio: hazard ratio for dying from breast cancer in 5 years, controlling for age at diagnosis and race.