Table 1.
Participants demographic and clinical data.
| MCI | HC | Comments | |||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| Age | 72.7 | 9.3 | 65.8 | 6.5 | ns (p = 0.066) |
| Education | 10.5 | 0.8 | 10.7 | 2.2 | ns |
| GDS-15 | 2.6 | 2.7 | 2 | 1.8 | ns |
| MoCA | 22.2 | 2.5 | 26.7 | 1.8 | p < 0.001 |
| Meds∗ | 1.8 | 0.78 | 1.5 | 0.8 | ns |
| CDR∗∗ | 0.5 | 0 | Clinical classification | ||
SD: standard deviation; GDS: geriatric depression scale, 15 items; MoCA: Montreal Cognitive Assessment; ∗CDR: Clinical Dementia Rating Scale (a score of 0 indicates normal status, 0.5 indicates MCI status, and 1–3 indicate mild, moderate, and severe dementia (Morris, 1993 [67])). ∗∗Meds were prescribed by family physician and included antihypertensive and lipid lowering agents, small dose acetyl salicylic acid, and vitamins; one participant from each group was on small dose selective serotonin reuptake inhibitor for “minor mood symptoms,” and none of the participants were on cognitive enhancers. Comparisons were made using t-test, 2-tailed, 2-sample unequal variance.