Figure 7. Subgroup analysis on depression severity (age phase I). (A) Final average HDRS score, HARS score, FPG level, HbA1c level and BMI in the two moderate depression groups. (B) Final average HDRS score, HARS score, FPG level, HbA1c level and BMI in the two severe depression groups. Abbreviations: HDRS: Hamilton Depression Rating Scale; HARS: Hamilton Anxiety Rating Scale; HbA1c: hemoglobin A1c; FPG: fasting plasma glucose; BMI: body mass index; EG: experiment group; CG: control group.