TABLE 1.
Participants’ demographic and neuropsychological information
| ADD (n = 21) | PD (n = 18) | Controls (n = 16) | Statistics (all groups) | Pairwise comparisons | |||
|---|---|---|---|---|---|---|---|
| Groups | MSE | P‐value | |||||
| Demographic data | |||||||
|
Sex (F:M) |
13:8 | 10:8 | 13:3 |
χ2 = 4.86 P = .1 a |
—– | —– | —– |
| Age |
77.24 (6.47) |
76.50 (6.40) |
75.94 (4.35) |
F = 0.21 P = .81 b |
—– | —– | —– |
| Years of education |
11.24 (3.78) |
9.39 (5.11) |
12.94 (4.28) |
F = 2.62 P = .08 b |
—– | —– | —– |
| Neuropsychological data | |||||||
| MoCA |
13.90 (4.34) |
20.33 (4.68) |
25.07 (3.43) |
F = 29.01 P < .001 b |
ADD vs HCs PD vs HCs ADD vs PD |
12.75 29.39 23.27 |
< .001 c .006 c < .001 c |
| IFS battery |
11.07 (4.48) |
17.08 (4.86) |
18.90 (4.26) |
F = 14.30 P < .001 b |
ADD vs HCs PD vs HCs ADD vs PD |
13.85 57.72 18.98 |
< .001 c .51 c < .001 c |
Abbreviations: ADD, Alzheimer's disease dementia; PD, Parkinson's disease; MoCA, Montreal Cognitive Assessment; IFS, INECO Frontal Screening battery.
Data presented as mean (SD), with the exception of sex.
P‐values calculated via chi‐squared test (χ2).
P‐values calculated via independent measures ANOVA.
P‐values calculated via Tukey's HSD post hoc tests.