Table 2.

Clinical parameters of patients under study

	Osteoarthritis of the knee	Arthrofibrosis of the knee
Knee Society knee score, points	43 ± 5	33 ± 3*
Knee Society function score, points	52 ± 5	47 ± 6
KOOS pain, points	38 ± 4	28 ± 4**
KOOS other symptoms, points	43 ± 4	33 ± 4
KOOS function in daily living, points	36 ± 4	29 ± 5
KOOS function in sport and recreation, points	7.5 ± 2.8	2.5 ± 1.1
KOOS knee-related quality of life, points	23 ± 3	15 ± 4*
WOMAC pain, points	11 ± 1	13 ± 1
WOMAC stiffness, points	5.0 ± 0.4	5.7 ± 0.4
WOMAC function, points	42 ± 2	47 ± 3
WOMAC total, points	58 ± 4	65 ± 4
Thigh circumference 20 cm above knee, cm	55 ± 3	52 ± 2
Thigh circumference 10 cm above knee, cm	48 ± 3	45 ± 1
Thigh circumference at knee joint, cm	43 ± 1	43 ± 1

Data are given as means ± SEM, percentages in parentheses, and ranges in brackets

KOOS Knee Injury and Osteoarthritis Outcome Score

*p < 0.05; **p = 0.072 for comparison of the two groups