Table 1. General characteristics of each group.
| Group A (n=15) | Group B (n=15) | Group C (n=16) | |
|---|---|---|---|
| Age (yrs) | 66.6±3.9a | 68.5±4.7 | 67.6.±3.5 |
| Height (cm) | 155.4±4.7 | 156.2±4.6 | 157.1±3.6 |
| Weight (kg) | 56.6±3.7 | 59.1±8.2 | 58.9±5.1 |
| CRP (mg/dl) | 3.8±1.3 | 3.5±1.0 | 3.9±1.2 |
| ROM (°) | 86.9±7.7 | 87.1±7.5 | 88.3±7.0 |
| K-WOMAC (points) | 74.1±3.5 | 74.3±2.7 | 73.9±1.9 |
aMean± SD. Group A: low-intensity pulsed ultrasound therapy group, Group B: cryotherapy group, Group C: low-intensity pulsed ultrasound therapy + cryotherapy group, CRP: C-reactive protein, ROM: range of motion, K-WOMAC: Korean Western Ontario and McMaster Universities Arthritis Index