Table 1.
Participant Characteristics According to Study Group a
| Characteristic | Healthy Group (n = 20) | Meniscectomy Group (n = 30) | P | ES b |
|---|---|---|---|---|
| Sex | ||||
| Male | 12 (60) | 20 (66.6) | ||
| Female | 8 (40) | 10 (33.3) | ||
| Age, y | 24.7 ± 5.0 | 29.7 ± 6.6 | .004 | 0.81 |
| Height, cm | 175.1 ± 8.6 | 175.6 ± 9.6 | .877 | 0.04 |
| Mass, kg | 74.5 ± 11.8 | 82.3 ± 13.9 | .044 | 0.59 |
| TSK | 30.9 ± 5.0 | 35.8 ± 6.5 | .006 | 0.82 |
| KOOS | 98.0 ± 2.3 | 67.6 ± 17.1 | <.001 | 2.25 |
| Pain | 99.0 ± 2.1 | 75.3 ± 15.9 | <.001 | 1.88 |
| Symptoms | 94.8 ± 5.2 | 64.9 ± 21.4 | <.001 | 1.74 |
| Activities of Daily Living | 99.9 ± 0.5 | 86.3 ± 13.2 | <.001 | 1.30 |
| Sport and Recreation | 97.8 ± 5.7 | 62.2 ± 23.1 | <.001 | 1.91 |
| Quality of Life | 98.8 ± 3.3 | 49.1 ± 23.4 | <.001 | 2.67 |
| Activity level | ||||
| Preinjury | 6.8 ± 1.7 | 8.0 ± 1.3 | <.001 | 0.80 |
| Postinjury | NA | 3.6 ± 3.0 | .015 c | 1.23 |
| Postsurgery | NA | 5.4 ± 2.3 | <.001 c | 0.66 |
a
Data are reported as n (%) or mean ± SD. Boldface P values indicate statistically significant difference between groups (P < .05). ES, effect size; KOOS, Knee injury and Osteoarthritis Outcome Score; NA, not applicable; TSK, Tampa Scale for Kinesiophobia.
b
Hedges g bias correction.
c
Comparison with preinjury activity level of healthy group.