Related Experiment Video
Updated: Jul 18, 2026

5/6 Nephrectomy Using Sharp Bipolectomy Via Midline Laparotomy in Rats
Published on: April 4, 2025
Epidemiology of chronic kidney disease and anemia
1Florida State University College of Medicine, University of South Florida College of Medicine, Sarasota, FL 34239, USA. Bruce-Robinson@smh.com
Insights
Anemia is common in chronic kidney disease (CKD) due to reduced erythropoietin production. This condition is increasingly prevalent in long-term care facilities, particularly with age-related CKD increases.
Area of Science:
- Nephrology
- Hematology
Background:
- Anemia is a frequent complication of chronic kidney disease (CKD).
- The kidneys' reduced ability to produce erythropoietin leads to decreased hemoglobin production and anemia.
- Increasing prevalence of CKD, especially in aging populations, heightens the incidence of anemia in long-term care facilities.
Purpose of the Study:
- To define anemia in the context of chronic kidney disease.
- To highlight the diagnostic criteria for anemia in CKD patients.
- To discuss the implications of differing anemia definitions.
Main Methods:
- Review of existing literature on anemia in CKD.
- Analysis of diagnostic criteria from major health organizations (WHO, NKF KDOQI).
- Examination of epidemiological data regarding CKD and anemia prevalence.
Main Results:
- Chronic kidney disease (CKD) is strongly associated with anemia.
- Erythropoietin deficiency is a primary cause of anemia in CKD.
- Anemia prevalence is rising in long-term care settings due to aging populations and increased CKD.
Conclusions:
- Anemia is a significant comorbidity in chronic kidney disease (CKD).
- The definition of anemia varies, impacting diagnosis and treatment, especially with differing criteria from the WHO and NKF KDOQI.
- Age-related increases in CKD contribute to a growing problem of anemia in long-term care residents.
Abstract:
Anemia is a common comorbidity of chronic kidney disease (CKD). As the diseased kidney loses its ability to produce the erythropoietin essential to the production of hemoglobin, anemia ensues. The age-related rise in CKD makes anemia in CKD a problem of increasing prevalence among residents of long-term care facilities. CKD refers to the entire continuum of renal disease that progresses from mildly impaired kidney function (stage 1, glomerular filtration rate [GFR] > or =90 mL/min/1.73 m(2)) to significant deterioration, requiring dialysis or kidney transplant in what is categorized as stage 5 (GFR <15 mL/min/1.73 m(2)). The definition of anemia is controversial. The WHO defines anemia as hemoglobin <13 g/dL for men and <12 g/dL for women. The National Kidney Foundation's Kidney Disease Outcomes Quality Initiative, which is the criteria used for Medicare reimbursement, defines anemia in adult men and postmenopausal women as hemoglobin <12 g/dL, or <11 g/dL in a premenopausal woman.
Related Concept Videos
Chronic Kidney Disease II: Clinical Manifestations
Chronic Kidney Disease I: Introduction
Chronic Kidney Disease III: Interprofessional Care
Chronic Kidney Disease IV: Nursing Management
Acute Kidney Injury IV: Diagnostic Studies and Prevention
Diabetic Nephropathy