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Cancer survival in Costa Rica, 1995-2000.

A Ortiz-Barboza1, L Gomez, C Cubero

  • 1Universidad de Costa Rica, Sede Rodrigo Facio, Escuela de Salud Pública, San Pedro Montes de Oca, San José, Costa Rica. adolfo.ortiz@ucr.ac.cr

IARC Scientific Publications
|June 17, 2011
PubMed
Summary
This summary is machine-generated.

The Costa Rica national tumor registry shows survival rates for breast and cervical cancers. Survival is higher for in situ cervical cancer and decreases with advanced disease stages.

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Area of Science:

  • Oncology
  • Public Health
  • Cancer Epidemiology

Background:

  • The Costa Rica National Tumor Registry, established in 1976, initiated nationwide data collection in 1980.
  • Cancer registration primarily relies on passive data collection methods.

Purpose of the Study:

  • To analyze and report survival data for invasive breast and cervical cancers, and in situ cervical cancer.
  • To assess survival trends based on age and disease extent.

Main Methods:

  • Utilized data from the Costa Rica National Tumor Registry for cases diagnosed between 1995-2000.
  • Employed passive follow-up methods with a median follow-up of 31-47 months.
  • Included 78-86% of registered cases for survival analysis, with high rates of histological confirmation (92% invasive, ~100% in situ).

Main Results:

  • Five-year relative survival rates: 68% for breast cancer, 54% for invasive cervical cancer, and 99% for in situ cervical cancer.
  • Survival decreased with increasing age for in situ cervical cancer.
  • Survival declined with greater clinical extent of disease for both invasive breast and cervical cancers.

Conclusions:

  • The Costa Rica National Tumor Registry provides valuable survival data for key cancers.
  • Early detection and treatment are crucial, particularly for invasive breast and cervical cancers, as indicated by survival rates correlating with disease stage.