Quadriceps muscle strength testing
Quadriceps muscle strength was tested with a microFET-2 dynamometer. Reliability and quantifiable force evaluation tests (Hogan Health Industries, Inc., UT, USA) were performed with this portable (wireless) handheld dynamometer [The subject was seated in an upright position with arms folded across the chest and no lumbar support. A small gap was left between the back of the knees and the chair and the knees were positioned at the same height as the hips (see 