The term used to define the number of tasks performed during a given time period is:

The term that specifically defines the number of tasks performed during a given time period is productivity. Productivity measures the efficiency of production and is often expressed as the ratio of outputs to inputs in a specific time frame. It reflects how effectively resources (like labor or materials) are being utilized to accomplish tasks.

In the realm of oncology data management, productivity can provide valuable insights into how many cases are being processed, how data is being handled efficiently, and how resources can be optimized for better outcomes. This measurement allows organizations to assess performance over time and implement necessary adjustments to improve service delivery.

While workload refers to the amount of work assigned or expected to be completed, it does not inherently measure efficiency or the speed at which tasks are completed. Workflow pertains to the sequence and processes involved in task execution, and process monitoring involves tracking specific tasks to ensure they are being completed as intended. These terms are related but do not directly capture the concept of measuring the output of tasks completed in a specific time frame.