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. 2024 Jan 8;25:39. doi: 10.1186/s12891-024-07164-z

Table 3.

Sample pain characteristics

Variables Mean (standard deviation) or n (%)
Pain presence
 Sitting (yes) 83 (82.2%)
 Crouched (yes) 68 (67.3%)
 Running (yes) 62 (61.4%)
 Jumping (yes) 62 (61.4%)
 Up or down stairs (yes) 66 (65.3%)
Time of pain (months) 39.04 (50.38)
Knee in pain
 Right 33 (32.7%)
 Left 37 (36.6%)
 Both 31 (30.7%)
AKPS
 13 items (score, 0–100) 76.00 (13.09)
 11 items (score, 0–85) 63.74 (12.21)
NPRS at rest (score, 0–10) 4.51 (1.99)

AKPS Anterior Knee Pain Scale, NPRS Numerical Pain Rating Scale