What is an APR-DRG and in what contexts might it be used in CDI analytics?

• A. APR-DRG is a coding standard for outpatient procedures.
• B. APR-DRG is a quality metric measuring hospital cleanliness.
• C. APR-DRG provides a base DRG plus severity and complication/subtype; used for deeper stratification in some systems; CDI analytics may track changes under APR-DRG when applicable.
• D. APR-DRG is a simplified DRG used only for pediatrics.

Answer: (C)