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Table 1 Clinical and demographic characteristics of OA patients whose synovial fluid was analyzed with mass spectrometry

From: Plasma proteins present in osteoarthritic synovial fluid can stimulate cytokine production via Toll-like receptor 4

Subjecta Age (years) K-L score SF cell count (cells/mm3)
1 43 3 1,090
2 70 3 400
3 68 2 850
4 72 4 Not measured
5 74 4 Not measured
  1. K-L, Kellgren-Lawrence OA score; SF, synovial fluid. aAll subjects were male and Caucasian with symptomatic pain in the aspirated knee.