Table 1.
Characteristics of the study population by age group.
| Measure | Age Group a | Total 308 |
||||
|---|---|---|---|---|---|---|
| 20–29 Years 50 (16.2) |
30–39 Years 52 (16.9) |
40–49 Years 55 (17.9) |
50–59 Years 51 (16.6) |
≥60 Years 100 (32.5) |
||
| Females a | 18 (36.0) | 26 (50.0) | 24 (43.6) | 23 (45.1) | 44 (44.0) | 135 (43.8) |
| Usual GS b | 1.53 (1.42, 1.63) |
1.49 (1.41, 1.57) |
1.53 (1.46, 1.61) |
1.47 (1.40, 1.55) |
1.42 (1.37, 1.47) |
1.47 *** (1.39, 1.58) |
| Texting GS b | 1.35 (1.30, 1.41) |
1.32 (1.22, 1.44) |
1.28 (1.17, 1.37) |
1.07 (1.01, 1.17) |
1.00 (0.95, 1.05) |
1.16 *** (1.01, 1.34) |
| Text errors a | 0 (0) | 4 (7.7) | 7 (12.7) | 32 (62.7) | 81 (81.0) | 124 (40.3) *** |
GS: gait speed in m/s; a n (%); b Median (inter-quartile range); *** p < 0.001 (distribution significantly different across age groups).