CRP and infection: Regarding infection indicators, the tDCS and conventional treatment groups showed 9.44 ± 2.07 and 10.14 ± 1.78 for WBS, 18.9 ± 20.62 and 17.73 ± 18.16 for CRP, and 0.31 ± 0.32 and 0.44 ± 0.36 for PCT.