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Table 2 WOMAC index, WBS, and PPT, and angular velocity of the knee

From: Can pain influence the proprioception and the motor behavior in subjects with mild and moderate knee osteoarthritis?

Variables Knee OA (n = 31) Healthy (n = 11) p value
Median (25%-75%) Median (25%-75%)
WOMAC    
Pain 55 (45–60) 0 (0–10) <0.0001Ŧ
Stiffness 50 (37.5-62.5) 0 (0–0) 0.0001Ŧ
Function 51.5 (45.6-7.3) 2.9 (0–7.3) <0.0001Ŧ
WBS 3 (2–4) 0 (0–0) <0.0001Ŧ
PPT    
Myotomes    
RF 5.4 (3.4-8.0) 10.5 (8.2-12.0) 0.0002Ŧ
VL 3.9 (2.6-5.8) 7.5 (6.5-8.7) 0.0020Ŧ
VM 4.0 (2.9-5.6) 6.7 (5.6-8.2) 0.0008Ŧ
Sclerotomes    
Pes anserinus bursae 2.7 (1.4-4.8) 7.4 (3.5-8.8) 0.0014Ŧ
Patellar tendon 5.6 (2.9-8.2) 12.8 (9.9-13.8) 0.0002Ŧ
Angular velocity    
Stair ascent 278.9 (227.5-317.4) 368.1 (269.1-423.4) 0.0600
Stair descent 162.4 (131.6-198.6) 157.3 (128.4-211.7) 0.8700
  1. Median and 25%-75% interquartile range of the variables observed during stair ascent and descent in patients with knee osteoarthritis (OA) and healthy subjects. WOMAC: Western Ontario and McMaster Universities osteoarthritis index; WBS: Wong-Baker faces pain rating scale; PPT: pressure pain threshold; RF: rectus femoris; VL: vastus lateralis; VM: vastus medialis; ŦStatistical significance.