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Assessment of Vascular Function in Patients With Chronic Kidney Disease
Published on: June 16, 2014
Analysis of 2897 hospitalization events for patients with chronic kidney disease: results from CKD-JAC study
Satoshi Iimuro1, Tetsuji Kaneko2, Yasuo Ohashi3
1Teikyo Academic Research Center, Teikyo University, 2-11-1, Kaga, Itabashi-ku, Tokyo, Japan. siitky@gmail.com.
Insights
Patients with chronic kidney disease (CKD) face significantly higher hospitalization rates, especially those with diabetes. CKD progression and diabetes increase risks for various conditions, highlighting a vulnerable population.
Area of Science:
- Nephrology
- Public Health
- Epidemiology
Background:
- Chronic kidney disease (CKD) is a known risk factor for severe renal and cardiovascular outcomes.
- Limited data exist on hospitalization causes in maintenance-phase CKD patients.
- This study addresses this gap by analyzing hospitalization data in CKD patients.
Purpose of the Study:
- To aggregate hospitalization data in CKD patients.
- To identify high-risk populations for hospitalization.
- To compare hospitalization rates in CKD patients versus the general population.
Main Methods:
- Post hoc analysis of the CKD-Japan cohort study.
- Involved 2966 CKD patients with a median follow-up of 3.9 years.
- Examined hospitalization reasons and analyzed risk factors.
Main Results:
- CKD patients experienced hospitalization 17.1-fold higher than the general population.
- Kidney, eye, and heart-related admissions were most common.
- Hospitalization risk increased with CKD stage and diabetes presence; diabetes significantly elevated events.
Conclusions:
- CKD patients, particularly those with diabetes, are highly susceptible to hospitalization.
- These findings aid in predicting prognosis for CKD patients.
- Diabetes exacerbates hospitalization risk more than CKD stage alone for cardiovascular events.
Background:
Chronic kidney disease is a known risk factor for end-stage renal and cardiovascular diseases. However, data are limited on the causes of hospitalization in patients with chronic kidney disease of maintenance period. This study aimed to aggregate hospitalization data of CKD patients and to determine the high-risk population. In addition, we compared CKD population to general population.
Methods:
We conducted a post hoc analysis of the chronic kidney disease-Japan cohort study, a multicenter prospective cohort study of 2966 patients with chronic kidney disease with a median 3.9 years of follow-up. We examined the hospitalization reasons and analyzed the risk factors.
Results:
We found 2897 all-cause hospitalization events (252.3 events/1000 person-years), a hospitalization incidence 17.1-fold higher than that in an age- and sex-matched cohort from the general Japanese population. Kidney, eye and adnexa, and heart-related hospital admissions were the most common. All-cause hospitalization increased with chronic kidney disease stage and with the presence of diabetes. Patients with diabetes at enrollment had 345.7 hospitalization events/1000 person-years, which is considerably higher than 196.8 events/1000 person-years for those without diabetes. Survival analysis, using hospitalization as an event, showed earlier all-cause hospitalization with the progression of chronic kidney disease stage and diabetes. Cardiovascular disease hospitalizations were more strongly influenced by diabetes than chronic kidney disease stage.
Conclusions:
Patients with chronic kidney disease and diabetes are highly vulnerable to hospitalization for a variety of diseases. These descriptive data can be valuable in predicting the prognosis of patients with chronic kidney disease.
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