QDM Datatype
Performance/Reporting Period
2020
QDM Datatype (QDM Version 5.4):
Data elements that meet criteria using this datatype should document the Allergy or intolerance and its corresponding value set.
Timing: The Prevalence Period references the time from the onset date to the abatement date.
QDM Category (QDM Version 5.4)
Allergy
Allergy is used to address immune-mediated reactions to a substance such as type 1 hypersensitivity reactions, other allergy-like reactions, including pseudo-allergy.
Data Elements defined by this QDM Datatype:
QDM Attributes
authorDateTime
The time the data element was entered into the clinical software. Note, some datatypes include both Relevant Time and Author dateTime attributes. The purpose is to accommodate Author dateTime if the actual start and stop times are not available when evaluating for feasibility, and also to allow specification of a time for Negation Rationale.
prevalencePeriod
Prevalance Period is the time from onset dateTime to abatement dateTime.
severity
Indicates the intensity of the specified datatype (e.g., persistent, moderate, or severe).
type
The characterization of the reaction (e.g., hypersensitivity, rash, gastroenteric symptoms, etc.).