Table 2.
Description of the kinematic variables of FRT depending on the placement of the mobile device.a
|
|
Minimum | Maximum | Mean | SD | |
| Functional reach test distance in cm | 9.86 | 16.84 | 13.15 | 2.49 | |
| Trunk | |||||
|
|
Time_A_B (s) | 6.76 | 10.53 | 8.84 | 1.29 |
| Displacement_A_B (º) | 6.24 | 18.90 | 12.62 | 5.19 | |
| Speed_A_B (º/s) | 0.49 | 2.49 | 1.43 | 0.79 | |
| Acceleration_A_B (º/s2) | 0.04 | 0.26 | 0.16 | 0.09 | |
| Time_B_C (s) | 4.73 | 10.55 | 7.18 | 2.74 | |
| Displacement_B_C (º) | 4.37 | 17.18 | 10.01 | 5.41 | |
| Speed_B_C (º/s) | 0.49 | 2.28 | 1.40 | 0.69 | |
| Acceleration_B_C (º/s2) | 0.08 | 0.22 | 0.19 | 0.11 | |
| Time_A_C (s) | 11.43 | 22.06 | 16.04 | 4.79 | |
| Displacement_A_C (º) | 14.01 | 31.82 | 22.64 | 7.87 | |
| Speed_A_C (º/s) | 0.62 | 2.16 | 1.36 | 0.72 | |
| Acceleration_A_C (º/s2) | 0.04 | 0.16 | 0.08 | 0.07 | |
| Lumbar | |||||
|
|
Time_A_B (s) | 5.19 | 12.09 | 8.71 | 2.93 |
| Displacement_A_B (º) | 6.40 | 16.02 | 10.93 | 4.02 | |
| Speed_A_B (º/s) | 0.76 | 1.48 | 1.25 | 1.07 | |
| Acceleration_A_B (º/s2) | 0.06 | 0.26 | 0.14 | 0.11 | |
| Time_B_C (s) | 4.24 | 11.58 | 7.81 | 3.16 | |
| Displacement_B_C (º) | 5.86 | 13.87 | 9.43 | 3.38 | |
| Speed_B_C (º/s) | 0.58 | 1.89 | 1.21 | 0.56 | |
| Acceleration_B_C (º/s2) | 0.06 | 0.26 | 0.15 | 0.08 | |
| Time_A_C (s) | 10.48 | 22.97 | 16.52 | 5.11 | |
| Displacement_A_C (º) | 11.59 | 28.20 | 20.36 | 7.20 | |
| Speed_A_C (º/s) | 0.72 | 1.68 | 1.24 | 1.04 | |
| Acceleration_A_C (º/s2) | 0.03 | 0.12 | 0.07 | 0.04 | |
| N valid (according to the list) | 7 | ||||
aA: beginning of the FRT; B: maximum angular displacement; C: end of the FRT.