QDM Definition (QDM Version 5.5 Guidance Update):
Elements included or documented as part of evaluations or test panels.
- Examples include: specific questions included in assesments, tests included in a laboratory test panel, observations included in a cardiac exam during a physical examination. Each assessment, diagnostic study, laboratory test, physical exam, or procedure may have one or more components.
- Examples include an "Encounter, Performed" diagnosis that is also present on admission and refers to the principal diagnosis (rank = 1)