Final answer:
Option 3). The cancer registry quality control plan is established by both the quality control coordinator and the cancer registry supervisor. They work together to ensure the accuracy and reliability of the cancer registry data.
Step-by-step explanation:
Both the quality control coordinator and the cancer registry supervisor typically create the quality control plan for the registry; their roles work in tandem to guarantee timely, accurate, and reliable data collection; both are essential to preserving the integrity of the registry, which is used to track and improve cancer care outcomes.
A sample of the factors taken into account when deciding whether quality control in cancer registries is required is criterion number 3. It takes into account factors like cancer incidence correlated with age, the occurrence of multiple cancers in a single person, cancer patterns in families, and cancers that affect paired organs.