Table 1. Demographic data comparing PBCT (−) patients and PBCT (+) patients (mean±standard deviation).
| Variables | PBCT (−) | PBCT (+) | p-value* |
|---|---|---|---|
| Number (female) | 20 (4) | 20 (5) | 0.625 |
| Age (yr) | 68.9±6.7 | 69.1±7.9 | 0.497 |
| Onset age (yr) | 66.4±5.4 | 66.9±5.7 | 0.481 |
| Duration (mon) | 11.5±3.5 | 12.4±1.3 | 0.419 |
| Education | 9.1±2.4 | 9.3±1.5 | 0.483 |
| K-MMSE | 22.8±3.5 | 23.7±2.8 | 0.332 |
| CDR | 0.9±1.9 | 0.9±3.9 | 0.498 |
| SOB | 3.6±3.7 | 3.5±2.4 | 0.421 |
| Barthel | 18.0±2.5 | 18.0±2.5 | 0.666 |
| GDS | 3.6±3.4 | 3.8±2.3 | 0.416 |
PBCT: paper-based cognitive training, K-MMSE: Korean Mini-Mental State Examination, CDR: Clinical Dementia Rating Scale, SOB: sum of box, GDS: Geriatric Depression Scale.
*Mann-Whitney U test was used for continuous variable and χ2 test was used for categorical variable.