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Investigation on Variation in Key Physiological Parameter Threshold and Their Association with Disease in High Altitude Regions of China

Investigation on Variation in Key Physiological Parameter Threshold and Their Association with Disease in High Altitude Regions of China

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500108013
Enrollment
Unknown
Registered
2025-08-22
Start date
2025-09-01
Completion date
Unknown
Last updated
2025-08-25

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None

Interventions

Chronic diseases population group:None
Dialysis Center Group:None

Sponsors

The First Medical Center of the General Hospital of the People's Liberation Army
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: General population: (1) Aged >= 18 years old, regardless of gender; (2) Urban and rural residents undergoing health check - ups; (3) Having at least 1 complete laboratory test record. (4) Residing locally for more than 12 months (5) Not diagnosed with various chronic diseases; Chronic disease population: (1) Aged >= 18 years old, regardless of gender; (2) Chronic kidney disease (according to KDIGO guidelines), cardiovascular diseases (coronary heart disease, cardiac insufficiency, arrhythmia, etc.), nervous system diseases (cerebral hemorrhage, cerebral infarction, etc.), respiratory system diseases (acute respiratory tract infections, pulmonary tuberculosis, chronic obstructive pulmonary disease, etc.), digestive system diseases (enteritis, viral hepatitis, liver cirrhosis, chronic diarrhea, peptic ulcer, jaundice, etc.), hematological system diseases (leukemia, platelet - abnormal diseases, etc.), allergic diseases (urticaria, bronchial asthma, allergic dermatitis, etc.), rheumatic diseases (rheumatoid arthritis, systemic lupus erythematosus, etc.), parasitic infections, malignant tumors; (3) Having information on treatments for anemia such as medications or blood transfusions, and having information on drug treatments for blood pressure reduction, uric acid reduction, blood sugar reduction, lipid regulation, etc.; (4) Volunteering to participate and signing the informed consent form. 3. Dialysis Centers Hemodialysis centers and peritoneal dialysis centers with an altitude of over 2,000 meters registered in the National Renal Data System (CNRDS).

Exclusion criteria

Exclusion criteria: General population: (1) History of surgery within the past six months; (2) Blood transfusion, blood donation, or massive blood loss within the past six months; (3) Emaciation (BMI < 18.5 kg/m^2), malnutrition; (4) Pregnant or lactating women. Population with chronic diseases: (1) Smoking and heavy alcohol consumption (difficult to obtain from physical examination records) (2) Recent intense exercise or heavy physical labor; (3) Chronic physical and chemical damage (such as long - term exposure to ionizing radiation) or long - term exposure to chemical substances (benzene, lead, etc.); (4) Pregnant or lactating women.

Design outcomes

Primary

MeasureTime frame
Hemoglobin level;Urinalysis;Urinary protein quantification;Blood routine;Blood Electrolytes and Acid-Base Balance;Liver function and blood lipids;Renal function;Endocrine and metabolic indicators;Inflammatory and injury markers;Blood coagulation function;Traditional Chinese Medicine syndromes;Related indicators for fundus examination;Microcirculation markers;Data related to dialysis treatment;Vascular access information;Biochemical indicators before and after dialysis;Record of dialysis adverse reactions;Nutritional status assessment data;Scores of the Quality of Life Scale for Patients;Environmental monitoring data of the dialysis center;Usage of medical resources;Homework ability;Imaging examination indicators;Biological characterization;Early warning symptoms and signs of diseases;Data related to the environmental adaptation and guarantee system;

Countries

China

Contacts

Public ContactXiangmei Chen

The First Medical Center of the General Hospital of the People's Liberation Army

xmchen301@126.com+86 158 1013 6659

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026