Table 7.

Maximum isokinetic force at 60°/s of knee extensors and flexors (peak torque/body weight – Nm kg⁻¹ and percentage difference of the control – mean ± SD).

Groups	Quadriceps		Hamstrings
	Peak torque (Nm kg−1)	Δ%	Peak torque (Nm kg−1)	Δ%
Control	1.11 ± 0.47	0	0.76 ± 0.29	0
OA-1/2	0.99 ± 0.49	−11.0	0.71 ± 0.33	−7.0
OA-4	0.56 ± 0.22a	−50.0	0.42 ± 0.16b	−45.0
TKA-6	0.54 ± 0.24a	−51.0	0.51 ± 0.19c	−33.0
TKA-12	0.65 ± 0.29a	−41.0	0.55 ± 0.20	−28.0

^aSignificantly different from QUA control and QUA OA1/2 (p < 0.01).

^bSignificantly different from HAM OA-1/2 and control (p < 0.001; both).

^cSignificantly different from HAM control (p = 0.016).