Table 2. Peak and angle specific eccentric evertor, concentric invertor strength and E/I ratio toward the end range in chronic ankle instability and healthy groups. Data are mean (SD).
Chronic Ankle Instability Healthy
Ecc-Ev
(Nm)
Con-In
(Nm)
Ratio Ecc-Ev
(Nm)
Con-In
(Nm)
Ratio
Peak Torque 28.9 (5.3)** 18.6 (4.5) 1.7 (0.6) 37.3 (5.8) 19.7 (3.6) 1.9 (0.5)
24.4 (5.4)* 18.8 (4.2) 1.3 (0.3) 32.8 (4.9) 20.9 (4.3) 1.7 (0.5)
24.8 (6.5)* 15.8 (3.4) 1.6 (0.3) 34.7 (5.2) 17.6 (4.5) 2.1 (0.7)
10° 23.1 (8.4)** 12.5 (3.7) 1.9 (0.6) 36.7 (5.5) 15.3 (5.0) 2.7 (1.1)
15° 19.1 (10.3)** 8.6 (3.0) 2.2 (0.6)* 37.6 (5.7) 11.4 (4.8) 3.9 (1.7)
20° 15.7 (8.2)** 6.0 (2.3) 2.6 (0.7)* 32.8 (6.0) 8.3 (4.4) 4.9 (2.5)
Abbreviations: Ecc-Ev: Eccentric Evertor, Con-In: Concentric Invertor, Ratio: Eccentric Evertor/Concentric Invertor (E/I).
* denote p<0.05
** denote p <0.01 – CAI group compared with healthy group.