Table 1.
Participant | Session | # Features selected | Specificity (%) | Sensitivity (%) | Kappa k ± φ(k) | Information transfer rate ITRNykopp (bits/trial) | Bit-rate (bits/min) |
---|---|---|---|---|---|---|---|
1 | I | 3 | 94.23 | 25.00 | 0.23 ± 0.19 | 0.05 | 0.16 |
II | 3 | 84.27 | 70.97 | 0.53 ± 0.14 | 0.21 | 0.65 | |
III | 4 | 70.24 | 88.89 | 0.51 ± 0.13 | 0.23 | 0.73 | |
2 | I | 1 | 78.26 | 71.43 | 0.43 ± 0.18 | 0.16 | 0.51 |
II | 3 | 75.00 | 86.11 | 0.54 ± 0.13 | 0.24 | 0.77 | |
III | 2 | 82.93 | 94.74 | 0.72 ± 0.14 | 0.42 | 1.33 | |
3 | I | 2 | 80.00 | 46.67 | 0.26 ± 0.17 | 0.05 | 0.16 |
II | 2 | 82.72 | 83.78 | 0.63 ± 0.14 | 0.30 | 0.93 | |
III | 5 | 82.72 | 78.38 | 0.59 ± 0.14 | 0.25 | 0.78 | |
4 | I | 2 | 32.65 | 72.73 | 0.03 ± 0.08 | <0.01 | 0.01 |
II | 4 | 77.03 | 71.88 | 0.45 ± 0.14 | 0.15 | 0.49 | |
III | 2 | 71.62 | 68.00 | 0.34 ± 0.13 | 0.10 | 0.31 | |
5 | I | 4 | 36.84 | 100.00 | 0.27 ± 0.13 | 0.16 | 0.50 |
II | 1 | 83.13 | 91.89 | 0.69 ± 0.14 | 0.39 | 1.22 | |
III | 1 | 71.80 | 90.91 | 0.56 ± 0.13 | 0.26 | 0.81 | |
6 | I | 1 | 94.11 | 33.33 | 0.32 ± 0.20 | 0.09 | 0.27 |
II | 2 | 81.18 | 88.57 | 0.63 ± 0.14 | 0.33 | 1.03 | |
III | 3 | 78.41 | 74.19 | 0.47 ± 0.13 | 0.18 | 0.57 | |
7 | I | 4 | 88.89 | 71.43 | 0.59 ± 0.21 | 0.26 | 0.82 |
II | 3 | 90.91 | 71.88 | 0.63 ± 0.15 | 0.29 | 0.91 | |
III | 3 | 93.26 | 80.65 | 0.74 ± 0.16 | 0.41 | 1.28 | |
8 | I | 4 | 85.42 | 36.36 | 0.22 ± 0.17 | 0.04 | 0.13 |
II | 2 | 82.98 | 72.72 | 0.56 ± 0.16 | 0.21 | 0.66 | |
III | 3 | 75.29 | 77.14 | 0.47 ± 0.13 | 0.18 | 0.56 | |
9 | I | 4 | 82.00 | 40.00 | 0.20 ± 0.16 | 0.04 | 0.12 |
II | 3 | 88.64 | 93.75 | 0.76 ± 0.15 | 0.48 | 1.53 | |
III | 3 | 86.05 | 81.82 | 0.64 ± 0.15 | 0.31 | 0.99 | |
10 | I | 4 | 93.88 | 54.55 | 0.52 ± 0.22 | 0.20 | 0.64 |
II | 2 | 83.75 | 94.87 | 0.73 ± 0.15 | 0.43 | 1.37 | |
III | 2 | 88.37 | 82.35 | 0.68 ± 0.15 | 0.35 | 1.10 | |
Average online performance (sessions II and III) | 81.44 ± 8.35 | 82.30 ± 7.39 | 0.60 ± 0.03 | 0.28 | 0.87 |