Table 1.
Demographic data and cognitive performance differences between groups in the study
| Control group |
AD group |
||||||
|---|---|---|---|---|---|---|---|
| n | Mean value | SD | n | Mean Value | SD | p | |
| Age | 29 | 70.7 | 6.9 | 59 | 76.4 | 6.1 | ≤0.05 |
| Education | 29 | 8.6 | 3.0 | 59 | 7.7 | 4.5 | ≥0.05 |
| MMSE | 29 | 25.0 | 3.1 | 53 | 14.1* | 6.0 | ≤0.05 |
| PRAXIAS | 29 | 4.8 | 0.7 | 53 | 3.4* | 1.6 | ≤0.05 |
| FLU ANIMAL | 29 | 14.4 | 4.2 | 48 | 7.4* | 3.5 | ≤0.05 |
| FLU A | 28 | 9.4 | 3.7 | 45 | 5.0* | 3.2 | ≤0.05 |
| BNT | 28 | 10.0 | 2.6 | 42 | 4.7* | 4.0 | ≤0.05 |
| FAB | 27 | 13.8 | 3.0 | 43 | 9.0* | 3.4 | ≤0.05 |
| TAM | 29 | 39.7 | 5.6 | 37 | 16.9* | 8.2 | ≤0.05 |
Abbreviations: AD, Alzheimer’s disease; BNT, Boston Naming Test; FAB, Frontal Assessment Battery; FLU A, semantic verbal fluency of words with initial A; FLU ANIMAL, Semantic Verbal Fluency of animals with initial A; MMSE, Mini Mental State Examination; PRAXIAS, Ideomotor Praxia by imitation; SD, standard deviation; TAM, Test of Metalinguistic Ability.