- βIf you have both type 2 diabetes and chronic kidney disease, you face significantly higher risks of heart disease, repeat hospitalizations, and death than CKD patients without diabetes.
| Country | Germany |
| Institution | Heart Center Leipzig at University of Leipzig |
| Journal | Clinical epidemiology |
| Year | 2024 |
| PMID | 39070102 |
German Study Reveals Dangerous Overlap Between Diabetes and Kidney Disease
A study from Germany, published in Clinical Epidemiology (2024), offers one of the most detailed real-world looks at what happens when type 2 diabetes and chronic kidney disease (CKD) occur together in hospitalized patients. Conducted by researchers at the Heart Center Leipzig at University of Leipzig, the analysis drew on data from 89 Helios hospitals across Germany β one of Europe's largest hospital networks.
What Makes This Study Unique
Unlike many US studies that rely on outpatient or insurance claims data, this German research focused exclusively on hospitalized patients β meaning it captures what happens when these conditions become severe enough to require inpatient care. The multinational CaReMe-CKD study framework also allows for cross-country comparisons, giving US clinicians and patients a broader global picture of this disease combination.
What Researchers Found
The study analyzed 48,011 patients with CKD between January 2016 and February 2022. Key findings include:
- Nearly 1 in 2 CKD patients also had type 2 diabetes (47.9%) β mirroring US rates where diabetes is the leading cause of kidney failure
- Patients with both conditions were older on average (75 years vs. 72.7 years) and carried a significantly heavier burden of cardiovascular disease
- In-hospital death rates were higher in the diabetes + CKD group compared to CKD alone
- Diabetic patients were readmitted to the hospital more frequently for most health events
- Interestingly, patients without diabetes had more advanced kidney disease at baseline and were more likely to need dialysis β suggesting non-diabetic CKD can quietly progress further before diagnosis
How This Compares to US Guidelines
These findings align closely with American Diabetes Association (ADA) and KDIGO (Kidney Disease: Improving Global Outcomes) guidelines, which flag the diabetes-CKD combination as a high-priority risk for cardiovascular events and death. US guidelines currently recommend aggressive management of blood sugar, blood pressure, and cholesterol in patients with both conditions β and this German data reinforces why that matters.
Why This Matters for US Patients
If you or a loved one has been diagnosed with both type 2 diabetes and chronic kidney disease, this study is a clear reminder that proactive management isn't optional β it's lifesaving. The German data confirms what US doctors already suspect: this combination dramatically raises your risk of heart attack, heart failure, hospital stays, and death. Monitoring kidney function regularly, keeping blood sugar in a healthy range, and working closely with your care team are essential steps.
At mdsdiabetes.com, MDS Diabetes offers resources and support tools designed to help patients with complex diabetes conditions stay informed and connected to the care they need. If you're managing diabetes alongside kidney concerns, explore how MDS Diabetes can support your journey at mdsdiabetes.com.
Full Citation
[Germany] β Leiner, Pellissier, KΓΆnig (2024). Patient Characteristics and Outcomes of Hospitalized Chronic Kidney Disease Patients with and without Type 2 Diabetes Mellitus: Observations from the German Claims Data-Based Cohort of the CaReMe-CKD Multinational Study. Clinical Epidemiology. PMID: 39070102. DOI: 10.2147/CLEP.S459767