Table 1. Limitation of the knee joint range of motion (°).

	After immobilization for 8 weeks	After intervention for next 4 weeks
Non-treatment group	86.2 ± 2.7	42.3 ± 5.6
Treatment group	84.1 ± 10.4	31.1 ± 9.2*

Mean ± SD. *p<0.05, significant difference according to the Student’s t-test.