Table 1 Demographic data of all subjects and clinical characteristics of 30 osteoarthritic subjects
Osteoarthritic group (N = 30) | Control group (N = 30) | ap vale | |
|---|---|---|---|
Female, n (%) | 27 (90%) | 27 (90%) | 1.000 |
Age (years) | 63.2 ± 6.5 | 62.9 ± 6.6 | 0.875 |
Body height (cm) | 157.1 ± 6.4 | 157.3 ± 5.3 | 0.896 |
Body weight (kg) | 59.5 ± 14.1 | 54.9 ± 8.2 | 0.124 |
Body mass index (kg/m2) | 24.1 ± 5.1 | 22.1 ± 2.7 | 0.075 |
Overweight, n (%) | 11 (36.7%) | 4 (13.3%) | 0.072 |
Employed | 9 (30.0%) | 6 (20.0%) | 0.371 |
Sport habits, n (%) | 0.451 | ||
Nil | 9 (30.0%) | 5 (16.7%) | |
Irregular | 5 (16.7%) | 7 (23.3%) | |
Regular | 16 (53.3%) | 18 (60.0%) | |
Overall pain duration > 1 year | 23 (76.7%) | – | |
Treatment in the past 3 months, n (%) | |||
Medication | 11 (36.7%) | – | |
Injection | 13 (43.3%) | – | |
Physical therapy | 14 (46.7%) | – | |
Others | 5 (16.7%) | – | |
Current knee pain under treatment, n (%) | |||
Bilateral | 8 (36.7%) | – | |
Unilateral | 22 (30.0%) | – | |
WOMAC, median (interquartile range) | 34.0 (15.0) | – | |
Pain subscale | 8.5 (5.0) | – | |
Stiffness subscale | 3.0 (3.0) | – | |
Physical function subscale | 23.0 (9.3) | – | |
Kellgren and Lawrence classification for both knees, n (%) | |||
Zero | 29 (48.3%) | – | |
I | 16 (26.7%) | – | |
II | 15 (25%) | – | |