Table 3.
Muscle function in patients with CATR
| Injured side | Healthy side | LSI | Proportion of patients with acceptable function | Difference between injured and healthy side | ||
|---|---|---|---|---|---|---|
|
Median (IQR) Min;max |
Median (IQR) Min;max |
Median (IQR) Min;max |
% | Effect size | P-value | |
| Heel-rise repetitions | 20 (10) | 24 (12) | 84 (23) | 55 | 0.46* | 0.004 |
| 2; 49 | 17; 55 | 12; 133 | ||||
| n = 20 | n = 20 | |||||
| Heel-rise height (cm) | 8 (7) | 10 (8) | 79 (21) | 45 | 0.62** | < 0.001 |
| 3; 15 | 7; 17 | 36; 99 | ||||
| n = 20 | n = 20 | |||||
|
Heel-rise total work (joule) |
872 (1740) | 1590 (2145) | 68 (29) | 35 | 0.59** | < 0.001 |
| 49; 3438 | 737; 4143 | 5; 138 | ||||
| n = 20 | n = 20 | |||||
| CMJ (cm) | 5 (7) | 5 (10) | 98 (36) | 56 | 0.16 | 0.365 |
| 2; 20 | 3; 17 | 65; 204 | ||||
| n = 16 | n = 16 | |||||
| Hopping ratio | 0.37 (0) | 0.48 (0) | 90 (19) | 70 | 0.63** | 0.005 |
| 0.30; 0.53 | 0.31; 0.62 | 66; 97 | ||||
| n = 10 | n = 10 | |||||
CATR Chronic Achilles Tendon Rupture, CMJ Counter Movement Jump, IQR Interquartile range, Limb symmetry index = injured/healthy side × 100, * small effect, ** medium effect, *** large effect