Statistical analysis
REGRESSION
An intention-to-treat procedure was used to deal with possible missing data. Analyses were performed using SPSS 24 (IBM, Armonk, NY) and MATLAB 2018b. The demographic and baseline characteristics were compared using a 2-sample We performed a stepwise multivariate regression analysis to investigate the relationship between the altered functional sensorimotor network and the primary outcome of FMA-UE improvement (T2–T1 and T3–T1 as the dependent variables) in the real tDCS group and the sham group, respectively, as previously described [