Table 2.
Characteristics of the participants.
|
|
Group 1a | Group 2b | Group 3c | P value | P value group 1 vs group 2 | P value group 2 vs group 3 | P value group 1 vs group 3 | |
| Italian data set | ||||||||
|
|
Participants, n | 45 | 44 | 44 | N/Ad | N/A | N/A | N/A |
|
|
Age (years), mean (SD) | 76.5 (4.9) | 82.8 (4.6) | 84.9 (5.7) | .03 | .22 | >.99 | .02 |
|
|
Gender (female/male) | 39/6 | 33/11 | 37/7 | .40 | N/A | N/A | N/A |
|
|
MMSEe (0-30), median (IQR) | 30 (1) | 24 (3) | 16 (5) | <.001 | <.001 | <.001 | <.001 |
|
|
Years of education, median (IQR) | 13 (3) | 8 (8) | 5 (5) | <.001 | <.001 | .36 | <.001 |
| Spanish data set | ||||||||
|
|
Participants, n | 43 | 45 | 45 | N/A | N/A | N/A | N/A |
|
|
Age (years), mean (SD) | 79.9 (7.5) | 82.4 (6.9) | 85.6 (6.6) | .001 | .05 | .27 | .001 |
|
|
Gender (female/male) | 21/22 | 36/9 | 27/18 | .09 | N/A | N/A | N/A |
|
|
MMSE (0-30), median (IQR) | 28 (2) | 23 (3) | 17 (2) | <.001 | <.001 | <.001 | <.001 |
|
|
Years of education, median (IQR) | 6 (5) | 5 (4) | 7 (4) | .25 | N/A | N/A | N/A |
aGroup 1: Mini-Mental Status Examination score≥27.
bGroup 2: 20≤Mini-Mental Status Examination score≤26.
cGroup 3: 11≤Mini-Mental Status Examination score≤19.
dN/A: not applicable.
eMMSE: Mini-Mental Status Examination.