Table 2.

Employed cognitive tests that were used more than once.

Test	Tested cognitive ability	Number of time used	References
MMSE/3MSE	Global cognition	9	Yaffe et al. [26], Hassing et al. [21], Xu et al. [9], Formiga et al. [11], Wu et al. [12], Espeland et al. [16], Mayeda et al. [27], Marseglia et al. [10], Altschul et al. [14]
Category fluency tests	Semantic memory	5	Rouch et al. [7], Samaras et al. [8], Bangen et al. [13], Espeland et al. [16], Okereke et al. [18]
Letter fluency tests	Phonemic memory	4	Rouch et al. [7], Samaras et al. [8], Bangen et al. [13], Espeland et al. [16]
BVRT	Visual perception, Visual memory	4	Rouch et al. [7], Samaras et al. [8], Bangen et al. [13], Espeland et al. [16]
WAIS (OR MODIFIED WAIS)	Verbal comprehension, Perceptual reasoning, Working memory, Processing speed	4	Hassing et al. [21], Samaras et al. [8], Bangen et al. [13], Altschul et al. [14]
Digit span test	Working memory	3	Hassing et al. [21], Logroscino et al. [17], Espeland et al. [16]
DSST	Attention, Psychomotor speed, Executive function	2	Yaffe et al. [26], Rouch et al. [7]
Delayed word list	Delayed recall	2	Logroscino et al. [17], Wu et al. [12]
TMT A	Cognitive processing speed	2	Rouch et al. [7], Samaras et al. [8]
TMT B	Executive functioning	2	Rouch et al. [7], Samaras et al. [8]
The boston naming test	Confrontational word retrieval	2	Samaras et al. [8], Bangen et al. [13]
TICS	Global cognition	2	Logroscino et al. [17], Okereke et al. [18]
10-word immediate and delayed recall test	Episodic memory	2	Pappas et al. [19], Wennberg et al. [20]
EBMT	Immediate and delayed recall	2	Logroscino et al. [17], Okereke et al. [18]