Table 2: Clinical characteristics of participants.
| Variables | Category | Frequency | Percentage |
Pain intensity (VAS) |
Mild Pain (0-3) Moderate Pain (4-6) Severe Pain (7-10) |
63 35 12 |
57.3 31.8 10.9 |
Knee affected |
Left Right Left and Right |
36 68 6 |
32.7 61.8 5.5 |
Onset of pain, months prior to data collection |
M 6.4 |
SD 7.6 |
Key: M: Mean; SD: Standard deviation.