Table 1.

Inclusion and exclusion criteria.

	Inclusion criteria	Exclusion criteria
Subjects with D-T2DM	Diagnosed with T2DM; Diagnosed T2DM for at least 3 months; TCM diagnosed with “dual deficiency of Qi and Yin syndrome.”	Diagnosed with type 1 diabetes, secondary diabetes, gestational diabetes, or unknown type of diabetes Patients with stage III hypertension or myocardial infarction Patients with severe primary diseases Patients with serious complications, such as infection and diabetic ketoacidosis
Healthy subjects	FPG <5.6 mmol/L; Healthy and no associated symptoms of “dual deficiency of Qi and Yin syndrome.”	Subjects with a family history of diabetes Subjects with hypertension or other cardiovascular and cerebrovascular diseases Subjects currently taking medications.