Table 3.  Circulating plasma levels of interleukin-6 (IL-6) and soluble Intracellular Adhesion Molecule-1 (sICAM-1). Data are means (ħstandard mean error).
  PROTEIN
Recreational
Soccer Players
Professional
Soccer Players
IL-6 (pg·mL-1)
1.10 (.96)
1.58 (.27)
ICAM-1 (pg·mL-1)
36.8 (3.6)
35.8 (4.6)