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Table 1 Demographics of 3 cohorts

From: Serum and synovial fluid cytokine profiling in hip osteoarthritis: distinct from knee osteoarthritis and correlated with pain

Characteristic Knee OA (n = 100) Hip OA (n = 50) Control (n = 100)
Gender (% female) 46 42 75
Age (SD) 60.2 (10.4) 59.0 (9.5) 40.0 (9.5)
K/L 0 0 0 100
K/L 1 72 0 0
K/L 2 1 0 0
K/L 3 28 14 0
K/L 4 0 36 0
Serum Sample 100 50 100
Synovial Fluid Sample 8 14 15a
Synovium Sample 5 5 5a
  1. athese sample are collected from cadaveric donations