Evaluation of executive functions and everyday life for people with severe mental illness: A systematic review.

•Assessment tools have progressed from measuring specific components, to more comprehensive assessments.•Performance-based tools, has the potential to include an EF index as part of the test scoring.•Most researchers either chose short versions of the assessment tools to address the subjects' attentional capacities.•Using more than one evaluation method enabled to draw a more precise picture of the function.