This document discusses health indicators and how they are used to monitor and evaluate patient care. It defines indicators as tools that assess how well systems and professionals function to meet patient needs. Indicators are categorized as structure, process, or outcome measures. Structure indicators describe resources like staffing. Process indicators assess what was done for the patient. Outcome indicators measure the effects of care on patient health. The document also discusses criteria for valid indicators, such as being evidence-based, specific, reliable, and allowing useful comparisons. In conclusion, health indicators provide quantitative measures of structure, process and outcomes to help organizations and clinicians improve care.