Participant | Final checkpoint reached | Time needed [min] (b.c. = before canceling) | Accuracy (sensitivity) [%] | Specificity [%] | Average time needed per selection [s] | Average number of sequences per selection [abs] | Collision sensors needed [abs] | Sensors for slowing the wheelchair needed [abs] |
---|---|---|---|---|---|---|---|---|
1 | x | 8.8 | 100.0 | 100.0 | 17.7 | 3.6 | - | - |
2 | x | 20.8 | 90.0 | 96.7 | 35.7 | 7.2 | - | - |
3 | x | 21.0 | 77.8 | 92.6 | 25.2 | 5.1 | 2 | 1 |
4 | - | 36.0 b.c. | 63.3 | 88.5 | 38.5 | 7.8 | 1 | 3 |
5 | x | 12.8 | 100.0 | 100.0 | 27.3 | 5.5 | - | - |
6 | - | 7.8 b.c. | 37.5 | 79.2 | 33.5 | 6.8 | 1 | - |
7 | x | 15.0 | 94.4 | 98.2 | 27.6 | 5.6 | - | - |
8 | x | 14.4 | 89.5 | 96.5 | 25.6 | 5.2 | - | - |
9 | x | 14.3 | 88.9 | 96.3 | 26.6 | 5.3 | 1 | - |
10 | x | 14.9 | 90.0 | 96.7 | 23.3 | 4.7 | 1 | 1 |
11 | x | 14.3 | 100.0 | 100.0 | 30.7 | 6.2 | - | - |
12 | x | 10.3 | 100.0 | 100.0 | 21.4 | 4.3 | - | - |
13 | x | 12.7 | 94.7 | 98.2 | 22.5 | 4.5 | - | - |
14 | - | 22.7 b.c. | 75.0 | 92.8 | 31.9 | 6.4 | 5 | - |
 | Total: N = 11 | Mean: 14.5 (excl. those who canceled) | Mean: 85.8 | Mean: 95.4 | Mean: 27.7 | Mean: 5.6 | Total: 11 (N = 6) | Total: 5 (N = 3) |