Table 14.
NASA Task Load Index (NASA-TLX) scale breakdown by scenario. The NASA-TLX score ranges from 1-100, where 1=worst score possible and 100=best score possible.
| Scenario | Overall score | Mental | Physical | Temporal | Performance | Effort | Frustration |
| Check the system status | 4.9 | 3.8 | 8.5 | 4.3 | 4.3 | 4.7 | 4.0 |
| Connect to the insoles | 7.0 | 9.9 | 5.6 | 12.9 | 4.4 | 4.4 | 4.9 |
| Upload data | 4.1 | 3.2 | 4.0 | 3.3 | 5.3 | 3.3 | 5.2 |
| Minimize app | 3.6 | 4.7 | 3.7 | 2.8 | 3.0 | 3.8 | 3.5 |
| Reset app | 30.3 | 42.3 | 16.3 | 15.0 | 17.5 | 53.3 | 37.2 |
| Login to app | 39.1 | 54.7 | 29.0 | 20.3 | 20.7 | 65.8 | 43.8 |
| Respond to fall alarm 1 | 26.6 | 43.5 | 7.7 | 59.5 | 20.2 | 18.3 | 10.5 |
| Respond to fall alarm 2 | 13.6 | 22.8 | 6.2 | 33.3 | 4.8 | 6.5 | 7.7 |
| Most burdensome scenario | Login | Login | Login | Respond to fall alarm 1 | Login | Login | Login |