Certified Tumor Registrar (CTR) Practice Exam

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What is a key factor in ensuring the reliability of cancer registry data?

Volume of data entries
Timeliness of data collection
Accuracy of data
Accessibility of records

The correct answer is: Accuracy of data

A key factor in ensuring the reliability of cancer registry data is accuracy of data. Accurate data is essential because it affects the integrity of the entire registry. When the information recorded about cancer cases is precise, it allows for reliable analysis, which in turn can inform treatment decisions, research, policy-making, and public health initiatives. Accurate data helps identify trends, survival statistics, and the effectiveness of interventions, ensuring that stakeholders can depend on the findings derived from the registry. While volume of data entries, timeliness of data collection, and accessibility of records play important roles in the functioning of a cancer registry, these factors are secondary to the fundamental necessity of having accurate information. Without accuracy, any analysis performed on the data may lead to incorrect conclusions, which could have serious consequences for patient care and public health.