Table II.
Comparison of neuropsychological tests before and after intervention.
| EG vs. C | CG (n=16) | EG (n=16) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Neuropsychological testing | Pre-intervention | Post-intervention | Changea | P-value | Pre-intervention | Post-intervention | Changea | P-value | Difference in changesb | P-value |
| Mini-mental state examination | 27.3 (1.3) | 28.2 (1.0) | 0.9 (1.2) | 0.006 | 27.1 (1.2) | 27.3 (1.7) | 0.2 (2.1) | 0.73 | 0.8 (2.4) | 0.22 |
| Montreal cognitive assessment | 22.6 (2.1) | 24.3 (2.2) | 1.6 (2.2) | 0.009 | 22.9 (1.7) | 23.7 (2.0) | 0.8 (1.7) | 0.09 | 0.9 (2.4) | 0.21 |
| Wechsler memory scale-revised logical memory | 14.1 (5.9) | 17.9 (4.4) | 3.8 (4.7) | 0.005 | 16.7 (5.4) | 15.2 (3.3) | −1.5 (4.6) | 0.21 | 5.3 (4.7) | 0.003 |
| Digit span test | 16.4 (2.9) | 16.4 (2.6) | 0.1 (3.8) | 0.95 | 18.1 (3.4) | 17.1 (2.9) | −0.9 (2.2) | 0.11 | 1.0 (4.3) | 0.37 |
| Trail making test part A | 107.3 (97.1) | 71.0 (29.3) | −36.3 (81.3) | 0.10 | 72.2 (23.3) | 68.8 (19.1) | −3.4 (23.4) | 0.57 | −32.9 (72.7) | 0.13 |
| Trail making test part B | 190.6 (59.2) | 161.6 (53.8) | −28.9 (75.7) | 0.15 | 182.2 (57.7) | 181.6 (46.7) | −0.6 (39.9) | 0.96 | −28.3 (88.9) | 0.20 |
| Symbol digit modalities test | 31.8 (9.6) | 34.5 (9.3) | 2.8 (4.4) | 0.025 | 34.1 (10.9) | 33.5 (10.5) | −0.6 (9.9) | 0.82 | 3.3 (12.3) | 0.23 |
| Berg balance scores | 55.1 (1.4) | 55.3 (0.9) | 0.1 (1.5) | 0.74 | 55.4 (1.0) | 54.8 (1.5) | −0.6 (1.1) | 0.05 | 0.7 (1.9) | 0.12 |
a
The score at 3 months minus the score at baseline.
b
Change in the exercise group minus change in the control group. Data are expressed as mean (standard deviation). EG, the exercise group; CG, the control group.