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Data quality at population-based cancer registries in Colombia
Ricardo Cendales1, Constanza Pardo, Claudia Uribe
1Grupo de Vigilancia Epidemiológica del Cáncer, Instituto Nacional de Cancerología, Bogotá, D.C, Colombia. acardocen@yahoo.com
Cancer registry data quality in Colombia shows under-coverage and validity issues. Improving data completeness and accuracy requires better use of death certificates and enhanced data management systems for reliable cancer incidence estimations.
Area of Science:
- Epidemiology
- Public Health
- Cancer Research
Background:
- Population-based cancer registries are crucial for cancer control.
- High-quality data are essential for accurate cancer incidence estimations.
- Regular quality assessments are recommended for registries.
Purpose of the Study:
- To assess the quality of cancer incidence data from four Colombian population-based cancer registries.
- To identify areas for improvement in data completeness and validity.
Main Methods:
- Evaluated data from Bucaramanga, Cali, Pasto, and Manizales cancer registries.
- Assessed completeness using mortality-incidence ratios and survival data.
- Evaluated validity through morphologically verified cases, death certificate usage, and data consistency.
Main Results:
- Identified under-coverage in Bucaramanga and Manizales registries.
- Observed under-coverage for specific cancer sites in Cali and Pasto.
- Found limited use of death certificates and data inconsistencies.
Conclusions:
- Colombian cancer registry data quality can be enhanced.
- Utilizing additional data sources like death certificates is recommended.
- Improving mortality certification and implementing specialized software are key.
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