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Table 1 Correlations between biochemical markers

From: Relationship between radiographic grading of osteoarthritis and the biochemical markers for arthritis in knee osteoarthritis

Marker

Pyridinoline

YKL-40

MMP-3

MMP-9

TIMP-1

CRP

0.027 (0.2184)

0.103 (0.0009)

0.050 (0.4047)

-0.007 (0.8462)

0.300 (0.0528)

Pyridinoline

 

0.090 (0.0198)

0.490 (0.0272)

0.186 (0.0554)

0.206 (0.0973)

YKL-40

  

0.382 (0.0046)

0.154 (0.1027)

0.083 (0.0682)

MMP-3

   

0.081 (0.0938)

-0.001 (0.6267)

MMP-9

    

-0.282 (0.1033)

  1. Correlation coefficients and P values (in parenthesis) were determined with the Spearman rank test. CRP, C-reactive protein; MMP, matrix metalloproteinase; TIMP, tissue inhibitor of metalloproteinases.