CCL2 and Anxiety: The BDI scores showed a moderate correlation with IL-8 (r = 0.29; p = 0.012) and borderline with GM-CSF (r = 0.21; p = 0.08); meanwhile, anxiety correlated with IL-8 (r = 0.30; p = 0.009) and borderline with IFN-gamma (r = 0.21; p = 0.06) and MCP-1 (r = 0.23; p = 0.051).