Table 1 Cognitive tests used within the study.

Visual memory

Brief visual memory test revised (BVMT)

Benedict et al.⁶⁵

Argento et al.⁶⁶

Test–retest reliability r = from 0.60 for trial 1 to 0.84 for trial 3

Verbal fluency

Category fluency

Benton et al.⁶⁷

Zarino et al.⁶⁸

Test–retest reliability r > 0.75

Processing speed

Trail making test (TMT)—part B

Armitage⁶⁹

Gaudino et al.⁷⁰, Giovagnoli et al.⁷¹

Not reported

Working memory

Digit span backward

Weiss et al.⁷²

Monaco et al.⁷³

Test reliability = 0.89

Processing speed and visual perception

Symbol search (SS)

Weiss et al.⁷²

Orsini et al.⁷⁴

Test reliability = 0.88