Table 1.
Comparison of clinical characteristics between two groups
| Characteristics | BCI group (n = 30) | CR group (n = 30) | P-value |
|---|---|---|---|
| Sex | |||
| Male | 22(73.3) | 19(63.3) | 0.629 |
| Female | 8(26.7) | 11(36.7) | |
| Age (years) | 52.5(45.0, 59.3) | 53.0(38.5, 59.5) | 0.599 |
| Duration of disease (days) | 18.5(12.0, 24.3) | 18.0(9.8, 23.0) | 0.496 |
| Stroke Type | |||
| Cerebral infarction | 22(73.3) | 17(56.7) | 0.176 |
| Cerebral hemorrhage | 8(26.7) | 13(43.3) | |
| Years of education (years) | 9.0(6.0, 14.3) | 9.0(6.0, 10.3) | 0.234 |
| Brunnstrom classification of upper limb | |||
| III | 16(55.3) | 14(46.7) | 0.837 |
| IV | 6(20.0) | 6(20.0) | |
| V | 8(26.7) | 10(33.3) | |
| Brunnstrom classification of hand | |||
| II | 5(16.7) | 2(6.7) | 0.730 |
| III | 11(36.7) | 13(43.3) | |
| IV | 6(20.0) | 7(23.3) | |
| V | 8(26.7) | 8(26.7) | |
| Ashworth rating of elbow flexor | |||
| 0 | 17(56.7) | 14(46.7) | 0.690 |
| 1 | 9(31.0) | 10(33.3) | |
| 2 | 4(13.3) | 6(20.0) | |
| KVIQ-20 score | 65.0(60.0, 72.0) | 62.5(58.8, 65.5) | 0.166 |
NOTE! Values are n (%) or Medians, and 25 and 75% quartiles are shown; BCI: brain-computer interface; CR: conventional rehabilitation; KVIQ-20: the kinesthetic and visual imagery questionnaire