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Table 1 Correlation matrix (Spearman rank-correlation coefficients; r s ) for cytokine and CRP levels

From: Inflammatory biomarkers in serum in subjects with and without work related neck/shoulder complaints

   IL-6 IL-8 IL-10 IL-12 MCP-1 MIP-1α MIP-1β TNF-α CTGF CRP1
IL-1β rs .34** .04 .57** .07 .01 .13 .31* .70** .05 .01
IL-6 rs   -.08 .34** -.12 .10 -.07 .16 .62** -.21 .08
IL-8 rs    .12 -.13 .36** .12 .34** .03 -.28* .01
IL-10 rs     .01 .05 .02 .24 .61** -.04 -.15
IL-12 rs      -.03 .44** .09 -.03 .09 -.19
MCP-1 rs       -.11 .05 .10 -.17 .12
MIP-1α rs        .16 .01 -.11 .12
MIP-1β rs         .33** -.15 .01
TNF-α rs          -.12 -.18
CTGF rs           -.14
  1. Results in bold face are statistically significant.
  2. 1CRP value from one individual is missing due to technical errors.