Table 1.

Cognitive tests used

Test	Description	Cognitive domain evaluated
Span of numbers [28]	Repeating a progressively longer sequence of numbers, first forwards, then backwards, then naming digits in numerical order	Attention/concentration
Coding test [28]	Translating numbers into figures using an answer key	Mental pace
Trailmaking A [29]	Drawing a line between consecutive numbers during a timed period	Mental pace
Trailmaking B [29]	Drawing a line between alternating numbers and letters during a timed period	Executive function
Rey auditory verbal learning test (immediate and recall) [30]	Repeating 15 words 5 times after hearing them aloud, and then again after 30 min as recalled	Verbal learning/memory
Rey-Ostherrieth complex figure test (immediate copy) [30]	Copying a drawing of a complicated geometrical figure while looking at it	Visual construction
Rey-Ostherrieth complex figure test (30-min delayed recall and recognition) [30]	Drawing the geometrical figure from memory after 3 and 30 min, and recognizing pieces from it from a catalog	Visual learning/memory
Verbal fluency test (S-words and animals) [31]	Naming as many words as possible beginning with S, and animals during 1 min each	Executive function/mental flexibility