Table 2 Comparison of thumb performance between tasks
From: Thumb performance of elderly users on smartphone touchscreen
Tapping | Moving | Circling | ||||
|---|---|---|---|---|---|---|
Large | Small | Ad–Ab | Fl–Ex | Clockwise | C-Clockwise | |
Fatigue time (S) | ||||||
Fixed Speed | 129.2 ± 43.1 | 77.8 ± 28.7** | 74.7 ± 31.3 | 42.5 ± 15.3** | 54.4 ± 22.1 | 52.2 ± 22.4 |
Max Speed | 32.6 ± 12.3 | 24.8 ± 9.2** | 22.7 ± 6.5 | 19.6 ± 11.5 | 23.8 ± 8.7 | 23.1 ± 10.3 |
Tapping Speed (tap/min) | 199.8 ± 42.4 | 172.2 ± 31.4** | 100.2 ± 20.8 | 88.2 ± 16.3** | 96.0 ± 16.5 | 96.6 ± 14.8 |