Final answer:
The most appropriate factors to assess when examining the relationship between staff and patient outcomes are patient safety data and overtime data.
Step-by-step explanation:
When examining the relationship between staff and patient outcomes, the most appropriate factors to assess are B. patient safety data and overtime data. Patient safety data provides insight into the level of care provided by the staff and any potential risks to patients. Overtime data can give an indication of the workload and potential impact on staff performance, which in turn can affect patient outcomes.