Table 1.
The demographic profile of participants and cognitive function at baseline (n = 26).
| Group mean (STD) | |
|---|---|
| Age (years) | 73.23 (6.68) |
| Sex (M/F) | 13/13 |
| Dominant hand (R/L) | 25/1 |
| Education (years) | 15.19 (2.73) |
| Mood state (n = 24) | |
| PANAS—positive | 31.42 (6.93) |
| PANAS—negative | 15.42 (4.62) |
| PMOS—tension | 3.96 (3.32) |
| PMOS—depression | 2.71 (3.21) |
| PMOS—anger | 3.17 (4.12) |
| PMOS—vigor | 13.12 (4.52) |
| PMOS—fatigue | 4.5 (3.65) |
| PMOS—confusion | 4.59 (2.69) |
| PMOS—self-esteem | 4.58 (2.69) |
| GDS | 5.46 (5.47) |
| Cardiovascular function | |
| 6MWT (m) (n = 22) | 405.04 (88.67) |
| IPAQ (MET-minutes/week) | 4530.96 (2146.34) |
| Neuropsychological test | |
| Memory function | 7.97 (1.29) |
| LMT (t) | 8.58 (1.90) |
| Benton Visual memory Test (t) | 6.88 (1.51) |
| AVLT (t) | 8.44 (1.58) |
| Working memory function | 13.65 (2.53) |
| WAIS-III Digit Span (t) | 13.65 (2.53) |
| Information speed (n = 23) | 27.11 (6.11) |
| DSST (t) | 14.78 (2.80) |
| Trails A Making Test (t) (n = 23) | 39.17 (10.13) |
| Executive function | 38.95 (10.74) |
| Trails B Making Test (t) (n = 23) | 38.95 (10.74) |
| fMRI task performance | |
| Accuracy rate in memory retrieval | 0.33 (0.15) |
| Accuracy in Go/No Go task | 0.83 (0.19) |
| Reaction time in Go stimuli (seconds) | 0.60 (0.28) |
6MWT, Six-min walking test; IPAQ, International Physical Activity Questionnaire: scored by total energy requirements in metabolic equivalent (MET) to kilocalories for a 60 kilogram person in rest. PANAS, Positive and Negative Affect Schedule; PMOS, Profile of Mood States; GDS, Geriatric Depression Scale. LMT, Logical memory subtest of the Wechsler Memory scale. AVLT, Recall from Rey Auditory Verbal Learning Test; DSST, WAIS-III Digit-Symbol Substitution Modality Test. Accuracy in Go/No Go task: (True Positive + True Negative)/Total items.