| Outcome Measures: |
Primary: Glycated hemoglobin, Change of HbA1c after 24 weeks' treatment, Baseline, week 12, week 24 | Secondary: Glycemic target goal achievement, Glycemic target goal achievement (HbA1c \< 7%) at week 24, Baseline, week 12, week 24|Body weight, Change of body weight at week 24, Baseline, week 12, week 24|Body fat mass, Change of body fat mass at week 24, Baseline, week 24|Fasting plasma glucose level, Change of fasting plasma glucose level at week 24, Baseline, week 12, week 24|Postprandial 2hr glucose level, Changes of postprandial 2hr glucose level at week 24, Baseline, week 12, week 24|Blood Pressure, Change of systolic/diastolic blood pressure at week 24, Baseline, week 12, week 24|Triglyceride/HDL-cholesterol ratio, Changes of triglyceride/HDL-cholesterol ratio at week 24, Baseline, week 12, week 24|Uric acid, Changes of uric acid at week 24, Baseline, week 12, week 24|Parathyroid hormone, Changes of parathyroid hormone at week 24, Baseline, week 12, week 24|25-hydroxyvitamin D, Changes of 25-hydroxyvitamin D at week 24, Baseline, week 12, week 24
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