Table 2: Spearman correlations (ρ) between peripheral blood leukocyte subpopulations and plasma cytokine concentrations in elite kayakers ( ).

CellsCytokines
IL-1  pg/mLIL-1ra pg/mLIL-6 pg/mLIL-10 pg/mL
IL-18 pg/mL
IFN-  pg/mLTNF-  pg/mL

WBC (103/ L) 0.67* (<0.01) 0.50* (0.04)
% LY
LY (103/ L)
% CD3+ −0.54* (0.03)
CD3+ (cell/ L)
% CD3+CD4+
CD3+CD4+ (cell/ L)
% CD3+CD8+
CD3+CD8+ (cell/ L)0.47* (0.04)
% CD3CD19+ 0.65* (<0.01)0.52* (0.04)
CD3CD19+ (cell/ L) 0.69* (<0.01)
% CD3CD56+
CD3CD56+ (cell/ L)

WBC: withe blood cells (leukocytes). P < 0.05.