|Time period||1968 to 2019||Studies outside these dates|
|Language||English||Non-English studies were eligible for inclusion (none found)|
|Type of article||No limits were placed on the peer-reviewed literature type. Must include PAs as focus.||Exclude if PAs were grouped together with another health professional such as an NP and could not be separately analyzed.|
|Study focus||Patients were asked or surveyed as to how they regarded their care or experience with a PA.|
The definition of a PA includes those formally trained as a PA.
|Population and sample||Patients that had an encounter with a PA.||Other health professionals if they were merged together with PAs, e.g., NPs, nurses, and technicians.|