Table 7 Functional classes by LUCAS Functional Ability Index (LUCAS FAI) and age groups 70–79 years
Gait Parameter | Male | Female | ||||||
|---|---|---|---|---|---|---|---|---|
Functional ability | 70-79y Total | 70-79y Robust | 70-79y Transient | 70-79y Frail | 70-79y Total | 70-79y Robust | 70-79y Transient | 70-79y Frail |
n = 149 | n = 40 | n = 65 | n = 44 | n = 259 | n = 51 | n = 138 | n = 70 | |
Pref n = 408 | ||||||||
 1. Velocity [cm/s] | 117.4 ± 24.6 | 138.3 ± 17.0 | 114.4 ± 21.8 | 103.0 ± 22.1 | 115.9 ± 22.5 | 134.1 ± 17.5 | 116.0 ± 19.9 | 102.4 ± 21.5 |
 2. Stride length [cm] | 130.8 ± 21.9 | 147.9 ± 13.7 | 128.8 ± 19.9 | 118.2 ± 21.3 | 122.3 ± 16.9 | 135.0 ± 12.9 | 122.4 ± 15.0 | 133.0 ± 17.2 |
 3. Walk ratioa [cm/(steps/min)] | 0.61 ± 0.10 | 0.66 ± 0.07 | 0.61 ± 0.09 | 0.57 ± 0.11 | 0.54 ± 0.07 | 0.57 ± 0.06 | 0.54 ± 0.06 | 0.52 ± 0.07 |
 5. Double support time [ms] | 312 ± 72 | 265 ± 43 | 318 ± 65 | 348 ± 80 | 291 ± 66 | 240 ± 43 | 291 ± 58 | 328 ± 70 |
 8. Stride length CVb [%] | 3.8 ± 2.0 | 2.6 ± 1.2 | 4.3 ± 2.1 | 4.2 ± 1.9 | 3.6 ± 1.8 | 2.9 ± 1.6 | 3.6 ± 1.6 | 4.0 ± 2.1 |