| indicators and reagents | Substances used for the detection, identification, analysis, etc. Of chemical, biological, or pathologic processes or conditions. Indicators are substances that change in physical appearance, e.g., colour, at or approaching the endpoint of a chemical titration, e.g., on the passage between acidity and alkalinity. Reagents are substances used for the detection or determination of another substance by chemical or microscopical means, especially analysis. Types of reagents are precipitants, solvents, oxidisers, reducers, fluxes, and colourimetric reagents. (12 Dec 1998) |
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| health status indicators | The measurement of the health status for a given population using a variety of indices, including morbidity, mortality, and available health resources. (12 Dec 1998) |
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| quality indicators, health care | Norms, criteria, standards, and other direct qualitative and quantitative measures used in determinng the quality of health care. (12 Dec 1998) |