	Overall result of rehabilitation		Statistical tests
	Satisfactory	Unsatisfactory	Statistical tests
Time to pain progression
Mean ± SD	9.97 ± 7.2	17.79 ± 9.0	F = 15.42; p = 0.00
Joint limitation
Yes	41	22	X2 = 0.87; p = 0.35
No	08	02	X2 = 0.87; p = 0.35
Muscle weakness
Yes	38	19	X2 = 0.02; p = 0.87
No	11	05	X2 = 0.02; p = 0.87
Functional status impaired
Yes	45	22	X2 = 0.00; p = 0.98
No	04	02	X2 = 0.00; p = 0.98
Number of rehabilitation session
20 sessions	23	14	X2 = 0.83; p = 0.65
15 sessions	08	03
10 sessions	18	07