IL10 and Arthralgia: IL-2, IL-10 and INF γ [3.32 (1.05, 11.73) vs. 2.32 (0.44, 6.45), p = 0.045], [8.08 (3.63, 355,77) vs. 4.89 (0.78, 21.44), p = 0.02], [6.31 (2.66, 44.03) vs. 4.03 (0.22, 16.96), p = 0.009] were elevated in patients with arthralgia while Th17 was decreased [0.62 (0.20, 2.16) vs. 1.26 (0.22, 10.93), p = 0.026].