Table 2 The distribution of younger adults and older adults in the overall daily gait speed quartiles.
Cut-points | Younger adults (n = 255) | Older adults (n = 444) | P-value | |
|---|---|---|---|---|
m/s | % (n) | % (n) | ||
Quartile 1 | < 1.11 | 17.3 (44) | 29.5 (131) | < 0.001 |
Quartile 2 | 1.11–1.23 | 25.9 (66) | 24.5 (109) | 0.764 |
Quartile 3 | 1.23–1.37 | 27.1 (69) | 23.6 (105) | 0.361 |
Quartile 4 | ≥ 1.37 | 29.8 (76) | 22.3 (99) | 0.034 |
P for trend | < 0.001 | < 0.001 |