diabetic lower extremity arterial disease
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Retrospective cohort 1. according to the "Chinese Guidelines for the Prevention and Treatment of Type 2 Diabetes Mellitus (2020 Edition)" issued by the Chinese Diabetes Society of the Chinese Medical Association, those who have been clearly diagnosed with type 2 diabetes; 2. age >=18. Under the premise of meeting all the above criteria, the subjects will be included in the study in the following three phases: 1. High-risk population (Stage 1) (1) At least two of the following high-risk factors must be present: a. Hypertension: A clear diagnosis of hypertension has been made in the past; if no clear diagnosis exists, the office blood pressure must be >= 140/90 mmHg; b. Dyslipidemia: Non-high-density lipoprotein cholesterol >= 4.9 mmol/L, or triglycerides >= 1.7 mmol/L, or total cholesterol >= 4.5 mmol/L, or low-density lipoprotein cholesterol >= 2.6 mmol/L; c. Overweight or obesity: BMI >= 24 kg/m², or central obesity (male waist circumference >= 90 cm, female waist circumference >= 85 cm); d. Smoking history: Continuous or cumulative smoking for more than 6 months, and still smoking currently; e. Age >= 40 years; f. Diabetes duration of more than 5 years; g. Hyperuricemia: Male UA >= 420 mmol/L, female UA >= 360 mmol/L, or gout, gouty arthritis; h. Mild elevation of urinary albumin or mild renal dysfunction: UACR (urinary albumin/muscle creatinine ratio) = 140/90 mmHg; b. Dyslipidemia: Non-high-density lipoprotein cholesterol >= 4.9 mmol/L, or triglycerides >= 1.7 mmol/L, or total cholesterol >= 4.5 mmol/L, or low-density lipoprotein ch
Exclusion criteria
Exclusion criteria: retrospective cohort 1. Only one record of hospitalization or outpatient visit; 2. Lower extremity atherosclerosis or stenosis/occlusion not caused by type 2 diabetes; 3. Having cognitive impairment or mental illness; 4. Having a malignant tumor, or a severe psychosomatic disease, or an expected lifespan of no more than 2 years due to a serious illness. prospective cohort 1. Within the past month, there has been acute metabolic disorders of diabetes such as diabetic ketoacidosis or hyperosmolar hyperglycemic state, or severe stress state; 2. Lower extremity atherosclerosis or stenosis/occlusion caused by non-type 2 diabetes; 3. Within the past month, there has been severe liver function impairment (alanine aminotransferase or aspartate aminotransferase higher than 2.5 times the upper limit of normal) and/or renal function impairment (serum creatinine greater than the upper limit of normal or glomerular filtration rate <= 60 ml/min/1.73 m^2); 4. Has cognitive dysfunction or mental illness and cannot cooperate with the examination; 5. Pregnant women, lactating women or women of childbearing age with fertility requirements; 6. Has malignant tumors, or severe psychosomatic diseases, or has an expected lifespan of no more than 2 years due to serious illness; 7. The investigator determines that the compliance is poor, cannot be regularly followed up, or is otherwise not suitable to participate in this study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Clinical indicator information of Western medicine;The information about four diagnostic methods of TCM and the elements of syndrome differentiation;Western medical treatment situation;Usage of Chinese patent medicines / traditional Chinese medicines;outcome event; | — |
Secondary
| Measure | Time frame |
|---|---|
| Demographic data;General clinical data;personal history;family history; | — |
Countries
China
Contacts
Hospital of Chengdu University of Traditional Chinese Medicine