Table 1 NASA TLX subscales
NASA TLX sub scale | Median (IQR) for Series | Median (IQR) for Parallel | Wilcoxon Sign Test, P = |
|---|---|---|---|
Mental demand | 30 (15 – 65) | 35 (25 – 70) | 0.03 |
Physical demand | 10 (5 – 30) | 10 (5 – 31.25) | 0.48 |
Temporal demand | 32.5 (15 – 61.25) | 40 (25 – 56.25) | 0.10 |
Performance | 30 (15 – 70) | 30 (20 – 55) | 0.14 |
Effort | 27.5 (10 – 40) | 30 (18.75 – 46.25) | 0.03 |
Frustration | 20 (8.75 – 41.25) | 35 (20 – 51.25) | 0.06 |