Table 6.
Single-leg balance
| Outcome | Groups | |||||||
|---|---|---|---|---|---|---|---|---|
| Pre-surgery | Week 5 post-surgery | Week 12 post-surgery | Week 26 post-surgery | |||||
| Exp (n = 22) | Con (n = 21) | Exp (n = 22) | Con (n = 21) | Exp (n = 22) | Con (n = 21) | Exp (n = 22) | Con (n = 21) | |
| One-leg standing balance, eyes open (s) | ||||||||
| Reconstructed leg | 60 (0) | 60 (0) | 59 (4) | 60 (1) | 60 (0) | 60 (0) | 60 (0) | 60 (0) |
| Non-injured leg | 60 (0) | 60 (0) | 60 (0) | 60 (0) | 60 (0) | 60 (0) | 60 (2) | 60 (0) |
| One-leg standing balance, eyes closed (s) | ||||||||
| Reconstructed leg | 22 (18) | 31 (21) | 26 (22) | 28 (20) | 25 (21) | 32 (21) | 23 (21) | 33 (19) |
| Non-injured leg | 25 (22) | 34 (21) | 28 (24) | 33 (20) | 30 (22) | 35 (20) | 32 (22) | 34 (20) |
| Star-excursion balance test, composite score (% leg length)a | ||||||||
| Reconstructed leg | 80 (8) | 79 (6) | 75 (7) | 77 (9) | 82 (8) | 83 (9) | 84 (12) | 86 (7) |
| Non-injured leg | 82 (9) | 80 (8) | 82 (9) | 83 (9) | 85 (8) | 85 (8) | 86 (9) | 88 (7) |
| Difference within groups | Difference between groups | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Week 5 minus pre-surgery | Week 12 minus pre-surgery | Week 26 minus pre-surgery | Week 5 minus pre-surgery | Week 12 minus pre-surgery | Week 26 minus pre-surgery | ||||
| Exp | Con | Exp | Con | Exp | Con | Exp-Con | Exp-Con | Exp-Con | |
| One-leg standing balance, eyes open (s) | |||||||||
| Reconstructed leg | − 1 (3) | 0 (1) | 0 (3) | 0 (1) | 0 (3) | 0 (1) | − 1 (− 2 to 1) | 0 (− 1 to 1) | 0 (− 1 to 1) |
| Non-injured leg | 0 (1) | 0 (1) | 0 (1) | 0 (1) | − 1 (1) | 0 (1) | 0 (− 1 to 1) | 0 (− 1 to 1) | − 1 (− 1 to 0) |
| One-leg standing balance, eyes closed (s) | |||||||||
| Reconstructed leg | 4 (20) | − 3 (19) | 5 (19) | 2 (19) | 3 (21) | 2 (19) | 7 (− 4 to 19) | 3 (− 8 to 15) | 0 (− 12 to 12) |
| Non-injured leg | 3 (15) | − 2 (19) | 6 (15) | 3 (19) | 10 (16)† | 0 (19) | 5 (− 5 to 15) | 3 (− 7 to 13) | 9 (− 2 to 20) |
| Star-excursion balance test, composite score (% leg length)a | |||||||||
| Reconstructed leg | − 5 (6)† | − 3 (6) | 1 (6) | 4 (6) | 4 (6)† | 6 (6)† | − 2 (− 5 to 2) | − 2 (− 6 to 2) | − 1 (− 5 to 2) |
| Non-injured leg | 0 (5) | 2 (6) | 2 (5) | 5 (6)† | 4 (5)† | 8 (6)† | − 3 (− 6 to 1) | − 3 (− 7 to 1) | − 4 (− 8 to − 1) |
Mean (SD) of each group, mean (SD) difference within each group, and mean (95% CI) difference between groups
Exp experimental group, Con control group
†Different compared to pre-surgery (p < 0.05)
aThe composite score is expressed as the mean reaching distance, relative to leg length, of the the eight directions