Table 1. Crutch angles of each phase of the crutch walking of each subject.
| Subject | Crutch angle (degrees) | Direction of crutch rotation between crutch contact and crutch off |
|||
|---|---|---|---|---|---|
| Crutch contact | Mid stance | Crutch off | |||
| 1 | Rt. | −9.3 ± 1.9 | −3.9 ± 2.1* | 0.3 ± 2.3*, # | External rotation |
| Lt. | −7.8 ± 2.0 | −6.7 ± 0.9 | −2.7 ± 2.6*, # | ||
| 2 | Rt. | −9.2 ± 1.7 | 0.0 ± 1.1* | 5.4 ± 1.4*, # | |
| Lt. | −11.7 ± 2.2 | −5.0 ± 1.5* | −0.3 ± 4.9*, # | ||
| 3 | Rt. | −14.0 ± 1.5 | −5.2 ± 1.2* | −1.4 ± 2.0*, # | |
| Lt. | −12.8 ± 1.5 | −3.2 ± 1.2* | 0.7 ± 2.0*, # | ||
| 4 | Rt. | −5.2 ± 1.4 | 2.0 ± 1.9* | 2.6 ± 1.2* | |
| Lt. | −5.6 ± 1.3 | −1.7 ± 2.1* | 2.6 ± 4.1*, # | ||
| 5 | Rt. | −1.5 ± 2.7 | 3.8 ± 1.4* | 6.1 ± 2.7* | |
| Lt. | −1.0 ± 2.1 | 3.9 ± 1.7* | 9.9 ± 2.1*, # | ||
| 6 | Rt. | −4.8 ± 1.9 | −0.1 ± 5.9* | 5.9 ± 3.4*, # | |
| Lt. | −7.5 ± 2.4 | −1.1 ± 1.1* | 4.7 ± 2.0*, # | ||
| 7 | Rt. | −6.3 ± 1.9 | −0.7 ± 2.7* | 3.9 ± 3.1*, # | |
| Lt. | −11.5 ± 3.6 | −2.9 ± 4.6* | 2.4 ± 3.9*, # | ||
| 8 | Rt. | −9.1 ± 3.1 | −3.2 ± 2.5* | 9.2 ± 2.9*, # | |
| Lt. | −3.1 ± 2.0 | −1.6 ± 2.0 | 9.5 ± 2.4*, # | ||
| 9 | Rt. | −3.8 ± 2.1 | 3.9 ± 1.7* | 12.2 ± 5.2*, # | |
| Lt. | −5.0 ± 2.9 | 2.1 ± 1.2* | 6.2 ± 1.6*, # | ||
| 10 | Rt. | −7.0 ± 1.0 | −2.0 ± 3.5* | 2.8 ± 2.0*, # | |
| Lt. | −4.7 ± 0.5 | 2.0 ± 2.4* | 12.8 ± 1.7*, # | ||
| 11 | Rt. | −12.9 ± 1.7 | −10.4 ± 1.2 | −5.4 ± 2.2*, # | |
| Lt. | −14.5 ± 0.5 | −11.4 ± 1.1 | −10.2 ± 3.4* | ||
| 12 | Rt. | −7.3 ± 2.5 | −1.8 ± 3.5* | 3.9 ± 5.1*, # | External rotation |
| Lt. | −0.7 ± 2.0 | 5.9 ± 5.0 | 5.6 ± 3.6 | No rotation | |
Data are means ± SD. *p<0.05 compared with crutch contact. #p<0.05 compared with mid stance. Negative values indicate internal rotation, positive values indicate external rotation.