969824.fig.004
Figure 4: Effect of combined therapy or single therapy on plasma FFA concentration among type 2 diabetic patients before and after treatment. TZD + EA = patients receiving 8 mg rosiglitazone stat and electroacupuncture; TZD = patients receiving 8 mg rosiglitazone stat only; Wilcoxon signed-rank test was used to assess differences in the means of each group, .