Table 5.
Falls and Functional Characteristics (Functional Performance Measures and Walking Activity)
| TUG Seconds Mean (SD) |
TMW Meters traveled Mean (SD) |
FMW Meters/second Mean (SD) |
Average Step Count Steps/day Mean (SD) |
|
|---|---|---|---|---|
| Location of destabilizing force | ||||
| Center of Mass (n=14) | 27.47 (19.32) | 76.6 (38.0) | 0.69 (0.31) | 1188.7 (1172.7) |
| Other (n=13) | 18.83 (11.55) | 91.4 (28.2) | 0.83 (0.23) | 1478.2 (1235.6) |
| Base of Support (n=8) | 12.91 (3.82) | 104.9 (26.9) | 0.96 (0.19) | 2057.8 (1618.1) |
| Source of Destabilizing Force | ||||
| Intrinsic (n=18) | 25.60 (18.39) | 83.5 (39.1) | 0.74 (0.29) | 1491.7 (1380.0) |
| Extrinsic (n=13) | 14.19 (6.10) | 99.9 (26.0) | 0.93 (0.24) | 1669.6 (1407.1) |
| Fall Pattern | ||||
| Inadequate Weight Shift (n=12) | 30.12 (19.68) | 71.9 (38.1) | 0.63 (0.27) | 1231.3 (1268.6) |
| Trip (n=5) | 13.04 (5.03) | 107.2 (34.3) | 0.94 (0.21) | 2224.0 (2115.2) |
| Prosthetic Factors (n=6) | 21.46 (15.52) | 96.4 (36.9) | 0.84 (0.26) | 1478.2 (1390.4) |
| Slip (n=4) | 12.37 (0.75) | 100.0 (10.1) | 0.95 (0.19) | 1496.7 (586.23) |
| Loss of External Support (n=5) | 16.80 (8.43) | 84.6 (15.8) | 0.78 (0.20) | 1160.1 (796.5) |
| Push, Pull, or Collision (n=2) | 11.57 (1.67) | 104.5 (32.3) | 1.03 (0.42) | 933.1 (152.7) |
| Physiologic Factors (n=2) | 16.04 (5.81) | 93.3 (36.9) | 0.90 (0.29) | 2274.3 (2084.1) |
| Inadequate Base of Support (n=0) | 0 | 0 | 0 | 0 |
*
indicates a significant difference in outcome from other categories within tier
CI = confidence interval