Evaluating the effects of bariatric surgery on diabetic kidney disease

A Cohort Study on the Efficacy of Bariatric Surgery for Rapidly Progressing Diabetic Nephropathy

Observational China-Japan Friendship Hospital · NCT06661174

This study is testing whether bariatric surgery can help people with diabetic kidney disease improve their kidney health by losing weight.

Quick facts

Study typeObservational
Enrollment100 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorChina-Japan Friendship Hospital Academic / other
Locations1 site (Beijing, Beijing Municipality)
Trial IDNCT06661174 on ClinicalTrials.gov

What this trial studies

This observational cohort study aims to assess the efficacy of bariatric surgery in patients with rapidly progressing diabetic nephropathy. It will establish a cohort of diabetic kidney disease patients undergoing intensive weight loss treatment to evaluate its impact on renal prognosis. The study will also focus on constructing a prediction model to forecast improvements in renal outcomes following weight loss. Both surgical and non-surgical therapies will be considered in the treatment approach.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18 to 65 with a BMI over 25 and significant diabetic kidney disease.

Not a fit: Patients with certain conditions such as active tumors, autoimmune diseases, or those taking glucocorticoids may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved renal outcomes for patients with diabetic nephropathy through effective weight loss strategies.

How similar studies have performed: Previous studies have shown promising results in the impact of bariatric surgery on metabolic conditions, suggesting potential success for this approach in diabetic nephropathy.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age 18 to 65 years old;

  * BMI\>25Kg/m2 or abdominal obesity (i.e. waist circumference\>90cm for men and\>85cm for women);

    * eGFR\<30ml/min/1.73m2 or urinary microalbumin≥300mg/g, eGFR\<60ml/min/1.73m2.

Exclusion Criteria:

* Patients who are taking glucocorticoids;

  * Combined with tumors; ③Combined with autoimmune diseases; ④Serum albumin\<25g/L.

Where this trial is running

Beijing, Beijing Municipality

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Bariatric SurgeriesDiabetic Nephropathy
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.