"Substance, Administered"
Data elements that meet criteria using this datatype should document that the substance indicated by the QDM category and its corresponding value set was actually given to the patient.
Timing: The Relevant Period addresses:
- startTime - when a single substance administration event starts (e.g., the initiation of an intravenous infusion, or administering the substance orally or topically to a patient);
- stopTime - when a single substance administration event ends (e.g., the end time of the intravenous infusion, or the administration of a substance orally or topically is completed - for oral or topical administration, the start and stop times are the same)
Substance
Substance represents a homogeneous material with definite composition that includes allergens, biological materials, chemicals, foods, drugs and materials. QDM distinguishes between medications from non-medication substances by separately listing medication datatypes. Substance may or may not have a code or be classified by a code system such RxNorm. Examples of a substance may include environmental agents (e.g., pollen, dust) and food (e.g., vitamins).