Table 2.
Baseline features in patients with chronic Achilles tendinopathy before PSM.
| Characteristics | ST group (n = 45) | LT group (n = 21) | t (χ2) | p |
|---|---|---|---|---|
| Gender [n (%)] | ||||
| Male | 25 (55.6) | 6 (29.6) | 4.186 | 0.041∗ |
| Female | 20 (44.4) | 15 (71.4) | ||
| Sports [n (%)] | ||||
| Yes | 28 (62.2) | 10 (47.6) | 1.25 | 0.264 |
| No | 17 (37.8) | 11 (52.4) | ||
| Sides [n (%)] | ||||
| Superiority | 26 (57.8) | 12 (57.1) | 0.002 | 0.961 |
| Nonsuperiority | 19 (42.2) | 9 (42.9) | ||
| Type [n (%)] | ||||
| Insertion | 17 (37.8) | 7 (33.3) | 0.122 | 0.727 |
| Noninsertion | 28 (62.2) | 14 (66.7) | ||
| BMI | 23.26 ± 2.15 | 24.63 ± 2.41 | -2.317 | 0.024∗ |
| Age (y) | 56.77 ± 8.68 | 60.80 ± 8.74 | -1.754 | 0.084 |
| AOFAS | 63.88 ± 10.44 | 63.06 ± 11.52 | 0.288 | 0.774 |
| VAS | 6.03 ± 1.09 | 5.61 ± 1.13 | 1.431 | 0.157 |
∗Compared with ST group, the difference is significant, p < 0.05.