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Table 4 5-year cause-specific survival (CSS) using primary cause of death information from medical files and death certificates (Follow-up until December 31st, 2016)

From: Cause of death for patients with breast cancer: discordance between death certificates and medical files, and impact on survival estimates

  5-year breast cancer specific survival, % (95% CI)
  Inclusion of known COD from medical files and death certificates
(354 deaths)
Inclusion of known COD from death certificates
(373 deaths)
Inclusion of known COD from medical files
(402 deaths)
CSS (death certificates) 92.3 (91.2, 93.4)
(Eventsa: 183/2862)
92.7 (91.6, 93.7)
(Eventsa: 188/2882)
 
CSS (medical files) 93.1 (91.9, 94.1)
(Eventsa: 162/2862)
  93.1 (91.9, 94.1)
(Eventsa: 165/2726)
  1. aEvents are breast cancer-related deaths within 5 years after diagnosis