Patients data at T0: sex, age, cause and time since amputation, knee and hip ROM (knee flexion is measured in patients with hip flexed) in group A and group B

Table 1: Patients data at T0: Sex, age, cause and time since amputation, knee and hip ROM (knee flexion is measured in patients with hip flexed) in group A and group B.

	Group A (5 patients)	Group B (5 patients)
Sex M:F	4:1	3:2
Age	62.5	64.5
Main cause of amputation	Arteriopathy	Arteriopathy and Diabet
Time since amputation	3 ± 1.5 months	3 ± 1 months
Phantom limb sensation	Yes	Yes
Lower limb amputation, Right: Left	3:2	2:3
ROM: Knee flexion	110° ± 13	115° ± 10
ROM: Knee extension	+ 25° ± 5	+ 27° ± 4
ROM: Hip flexion	115° ± 5	125° ± 9
ROM: Hip extension	20° ± 8	25° ± 6

^*normal ROM knee flexion (in hip flexion): 0-140°; (in hip extension): 0-120°; ^*normal ROM knee extension: 0 - -3°; ^**normal ROM hip flexion: 0-135°; ^*normal ROM hip extension: 0-30°; ^*S.B. Mostofi. Knee. In: Rapid Orthopedic Diagnosis. Ed. S.B. Mostofi. London 2009 pp 217-258; ^** S.B. Mostofi. Hip. In: Rapid Orthopedic Diagnosis. Ed. S.B. Mostofi. London 2009 pp 189-216.