Table 2.

Cognitive battery of neuropsychological tests administered

Neuropsychological tests	Domain	Test scores
Executive interview (EXIT) (Royall et al., 1992)	Executive function	High = poor performance
Finger tapping (Halstead, 1947)	Fine motor speed	Number of finger taps
Grooved pegboard (Matthews and Klove, 1964)	Fine visual-motor coordination	Time to completion
Letter fluency (Ruff et al., 1989)	Semantic memory	Total words for F+A+S
Letter-number span (Wechsler, 1997)	Working memory	Total numbers and letters
Letter cancellation test (Geldmacher et al., 2000)	Visuospatial attention/scanning	Time to completion
Trail-making test (A and B) (Reitan and Wolfson, 1985)	Flexibility	Ratio TrailsB/TrailsA
Stroop neuropsychological screening test (Trenerry, 1989)	Set shifting/response suppression	Ratio score
Repeatable Battery for the Assessment of Neuropsychological Status (RBANS) (Gold et al., 1999; Hobart et al., 1999)		All RBANS scores are total scores
List learning	Verbal memory/encoding
Story memory	Verbal memory/encoding
Figure copy	Visuospatial constructional
Line orientation	Visuospatial/constructional
Picture naming	Language
Category fluency	Language
Digit span	Attention
Digit-symbol coding	Attention/visual processing and encoding
List recognition	Delayed memory
Story recall	Delayed memory
Figure recall	Delayed memory/visuospatial

Key: F+A+S, Total words starting with ‘F’, ‘A’, ‘S’.