Table 3 Between the group's comparison of the quadriceps endurance and knee JPS in unilateral KOA (n = 50) and asymptomatic (n = 50)
Variable | KOA individuals (n = 50) | Asymptomatic (n = 50) | Mean difference (95% CI) | p | Cohen's d |
|---|---|---|---|---|---|
Quadriceps Endurance (sec) | 56.38 ± 16.49 | 150.44 ± 8.92 | 94.06 (88.80, 99.32) |  < 0.001 | 7.09 |
Sitting- JPS—20° of flexion | 5.88 ± 1. 57 | 3.56 ± 1.05 | -2.32 (-2.85, -1.79) |  < 0.001 | 1.73 |
Sitting- JPS—40° of flexion | 5.70 ± 1.49 | 3.60 ± 0.86 | -2.10 (-2.58, -1.62) |  < 0.001 | 1.72 |
Sitting- JPS—60° of flexion | 5.94 ± 1.71 | 3.44 ± 0.88 | -2.50 (-3.04, -1.96) |  < 0.001 | 1.83 |
Standing- JPS—20° of flexion | 5.28 ± 1.26 | 3.02 ± 1.12 | -2.26 (-2.73, -1.79) |  < 0.001 | 1.89 |