Research Article
Evaluation of Gait Variable Change over Time as Transtibial Amputees Adapt to a New Prosthesis Foot
Table 3
Gait data on repeat measured time points in Phase 2 while subjects adapt to the new prosthetic foot.
| | Gait variables | D2 | D3 | D4 | D5 | Friedman tests
χ2(3), p value | Baseline |
| | Gait Speed (m/s) | 1.13 (1.06-1.34) | 1.29 (1.21-1.30) | 1.12 (0.95-1.30) | 1.19 (1.08-1.49) | 4.433, 0.218 | 1.17(0.83-1.35) | | Cadence (step/min) | 99.8(93.0-110.7) | 103.0 (94.2-109.7) | 101.9(89.5-110.8) | 104.3(96.1-107.1) | 5.118, 0.163 | 100.9(85.6-105.5) | | Step Length A (%) | 51.3 (48.7-52.6) | 51.7 (49.7-55.5) | 51.2 (49.8-54.6) | 49.9 (47.6-54.1) | 2.294, 0.514 | 51.5(49.3-53.8) | | Step Length S (%) | 48.7 (47.4-51.3) | 48.3 (44.5-50.3) | 48.8 (45.4-50.2) | 50.1 (45.9-52.4) | 2.294, 0.514 | 48.5(46.2-50.7) | | Stance Phase A (%) | 60.5 (55.8-63.5) | 60.5 (57.9-62.8) | 59.4 (56.1-63.4) | 59.2 (57.9-63.2) | 1.478, 0.687 | 62.1(56.0-65.8) | | Stance Phase S (%) | 60.0 (59.2-66.1) | 62.9 (58.3-66.2) | 65.7 (57.4-67.2) | 62.6 (57.8-65.7) | 0.882, 0.830 | 61.4(60.5-72.9) | | Swing Phase A (%) | 39.5 (36.5-44.2) | 39.5 (37.2-42.1) | 40.6 (36.6-43.9) | 40.8 (36.8-42.1) | 1.478, 0.687 | 37.9(34.2-44.0) | | Swing Phase S (%) | 40.0 (33.9-40.8) | 37.1 (33.8-41.7) | 34.3 (32.8-42.6) | 37.4 (34.3-42.2) | 0.882, 0.830 | 38.6(27.1-39.5) | | Double Support A (%) | 11.6 (7.8-13.1) | 8.7 (7.2-15.8) | 11.0 (8.5-14.5) | 11.4 (7.8-14.7) | 1.412, 0.703 | 10.6(8.1-16.3) | | Double Support S (%) | 11.6 (9.3-15.6) | 11.5 (9.5-12.3) | 11.7 (9.8-13.9) | 10.6 (9.8-10.9) | 6.529, 0.089 | 12.4(9.7-20.6) | | Single Support A (%) | 39.7 (35.7-40.8) | 37.1 (34.7-41.6) | 34.6 (32.6-43.0) | 37.9 (34.6-42.5) | 1.388, 0.708 | 38.1(26.7-40.4) | | Single Support S (%) | 39.2 (36.6-42.6) | 39.2 (37.5-42.5) | 40.1 (36.5-43.9) | 41.3 (36.7-42.0) | 0.529, 0.912 | 37.9(34.5-44.5) |
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Median value ( - percentiles value), p<0.05. A: affected side, S: sound side. |
