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Breast and Colorectal Cancer Recurrence-Free Survival Estimates in the US: Modeling versus Active Data Collection

Supporting Files
File Language:
English


Details

  • Alternative Title:
    Cancer Epidemiol
  • Personal Author:
  • Description:
    Background:

    A modeling method was developed to estimate recurrence-free survival using cancer registry survival data. This study aims to validate the modeled recurrence-free survival against “gold-standard” estimates from data collected by the National Program of Cancer Registries (NPCR) Patient-Centered Outcomes Research (PCOR) project.

    Methods:

    We compared 5-year metastatic recurrence-free survival using modeling and empirical estimates from the PCOR project that collected disease-free status, tumor progression and recurrence for colorectal and female breast cancer cases diagnosed in 2011 in 5 U.S state registries. To estimate empirical recurrence-free survival, we developed an algorithm that combined disease-free, recurrence, progression, and date information from NPCR-PCOR data. We applied the modeling method to relative survival for patients diagnosed with female breast and colorectal cancer in 2000–2015 in the SEER-18 areas.

    Results:

    When grouping patients with stages I-III, the 5-year metastatic recurrence-free modeled and NPCR-PCOR estimates are very similar being respectively, 90.2% and 88.6% for female breast cancer, 74.6% and 75.3% for colon cancer, and 68.8% and 68.5% for rectum cancer. In general, the 5-year recurrence-free NPCR-PCOR and modeled estimates are still similar when controlling by stage. The modeled estimates, however, are not as accurate for recurrence-free survival in years 1 to 3 from diagnosis.

    Conclusions:

    The alignment between NPCR-PCOR and modeled estimates supports their validity and provides robust population-based estimates of 5-year metastatic recurrence-free survival for female breast, colon, and rectum cancers. The modeling approach can in principle be extended to other cancer sites to provide provisional population-based estimates of 5-year recurrence free survival.

  • Subjects:
  • Keywords:
  • Source:
    Cancer Epidemiol. 85:102370
  • Pubmed ID:
    37148828
  • Pubmed Central ID:
    PMC10956542
  • Document Type:
  • Funding:
  • Volume:
    85
  • Collection(s):
  • Main Document Checksum:
    urn:sha-512:bda05f7631cef0680fd29182eb2e7053b64cbda7dcf2ea1b0975eecdd8d8e8bce36356d85231438535cb4e2a44b28a1dcdb6d7108ea116853d3dd7d426f3c3b1
  • Download URL:
  • File Type:
    Filetype[PDF - 1.34 MB ]
File Language:
English
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