Table 3 Criteria for cognitive status of the participants

Group 1

CHI

30–26

All tests within normal range (≤ 1.5 SD)

≤ 30

Group 2

SCI

30–26

All tests within normal range (≤ 1.5 SD)

> 30

Group 3

pMCI

30–26

1 or more tests below normal range (≥ 1.5 SD)

not considered

< 26

All tests within normal range (≤ 1.5 SD)

not considered

MCI

< 26

1 or more tests below normal range (≥ 1.5 SD)

not considered