Table 4.
The Alzheimer’s Disease Assessment Scale cognitive subscale (ADAS-cog) values obtained by face-to-face or videoconference in patients with baseline Mini Mental State Examination (MMSE) showing slight (21-24), moderate (18-20), or severe (15-17) impairment.
| MMSE impairment level | Baseline | 6 months | 12 months | 18 months | 24 months | |
| Slight |
|
|
|
|
|
|
|
|
Face-to-face, mean (SD) | 22.5 (5.7) | 21.8 (3.8) | 22.5 (9.7) | 23.8 (11.1) | 24.0 (11.4) |
|
|
Videoconference, mean (SD) | 23.0 (5.3) | 22.0 (3.5) | 22.8 (6.8) | 26.0 (12.8) | 24.5 (11.6) |
|
|
P value | .84 | .90 | .94 | .70 | .92 |
| Moderate |
|
|
|
|
|
|
|
|
Face-to-face, mean (SD) | 29.2 (4.4) | 31.8 (4.8) | 34.0 (5.7) | 35.6 (7.2) | 38.8 (10.5) |
|
|
Videoconference, mean (SD) | 30.2 (4.9) | 33.0 (4.1) | 34.9 (5.1) | 38.7 (6.7) | 41.4 (9.5) |
|
|
P value | .65 | .57 | .73 | .36 | .58 |
| Severe |
|
|
|
|
|
|
|
|
Face-to-face, mean (SD) | 34.9 (7.0) | 35.1 (7.3) | 40.3 (9.5) | 42.4 (10.3) | 42.8 (12.5) |
|
|
Videoconference, mean (SD) | 52.4 (7.6) | 49.9 (6.9) | 53.2 (7.7) | 54.6 (6.7) | 56.9 (5.5) |
|
|
P value | <.001 | <.001 | .01 | .01 | .01 |