Updated research request forms and data security approval requirement effective 4/24/23
This variable is contained in the following files:
SAS Name
A3A_ASMT_REF_DT
The date refers to a specific end-point for a common observation period in the SB-MDS assessment process. Almost all SB-MDS items refer to the patient's status over a designated time period referring back in time from the Assessment Reference Date (ARD).