Table 2. Comparison of brain waves and MVPT in each group.
| Item | Subtest | NFB | CON | |||
|---|---|---|---|---|---|---|
| Pre | Post | Pre | Post | |||
| Brain wave | Relative beta wave* | 11.32±4.52 | 15.45±5.51* | 8.58±3.80 | 11.32±7.37 | |
| (%) | Relative mid-beta wave | 2.17±1.02 | 2.81±1.32** | 1.53±0.61 | 2.17±1.61 | |
| Relative high beta wave* | 4.22±1.71 | 6.08±2.03* | 3.37±1.90 | 4.43±3.60 | ||
| ACQ* (Hz) | 0.2085±0.0777 | 0.3417±0.2523 | 0.1917±0.0451 | 0.2922±0.2976 | ||
| MVPT | Raw score*** | 20.76±4.34 | 23.46±4.48** | 24.00±5.43 | 25.21±5.17** | |
| (score) | VD | 5.69±1.64 | 7.15±0.89** | 5.85±1.79 | 6.00±1.70 | |
| FC | 2.53±0.96 | 3.15±0.80* | 3.21±1.05 | 3.64±0.84* | ||
| VM | 4.30±1.79 | 4.69±1.93** | 5.35±1.44 | 5.50±1.45 | ||
| VC | 6.00±1.77 | 6.69±1.75** | 6.57±1.60 | 6.92±1.89 | ||
| SR | 2.23±1.01 | 2.69±0.85** | 3.00±1.17 | 3.14±0.86 | ||
| Time (second)* | 7.76±1.31 | 6.99±1.38*** | 7.22±2.06 | 6.87±2.07** | ||
All variables are presented as mean±SD. *p<0.05; **p<0.01; ***p<0.001. NFB: neurofeedback training group; CON: control group; ACQ: attention concentration quotient; MVPT: motor-free visual perception test; VD: visual discrimination; FC: form constancy; VM: visual memory; VC: visual closure; SR: spatial relation; Time: visual perceptual processing time