Kidney Function and Inflammation in a Diverse Population
Author Information
Author(s): Christopher Keller, Ronit Katz, Mary Cushman, Linda Fried, Michael Shlipak
Primary Institution: University of California San Francisco
Hypothesis
How does kidney function relate to inflammatory and procoagulant markers in a diverse cohort?
Conclusion
Cystatin C is associated with multiple inflammatory markers, while creatinine-based eGFR shows similar associations primarily in those with chronic kidney disease.
Supporting Evidence
- Cystatin C was significantly correlated with all six inflammatory biomarkers.
- Creatinine-based eGFR had significant correlations with all biomarkers except ICAM-1 in subjects with CKD.
- Adjusted mean levels of biomarkers increased significantly across quintiles of cystatin C.
Takeaway
This study found that kidney health affects inflammation levels, and using a new marker called cystatin C helps show this relationship better than traditional methods.
Methodology
The study analyzed data from 6,814 participants using serum creatinine, cystatin C, and various inflammatory biomarkers.
Potential Biases
Potential biases related to self-reported demographics and health conditions.
Limitations
The study is cross-sectional, limiting the ability to determine causality, and lacks a gold standard measurement for kidney function.
Participant Demographics
Participants were aged 45 to 84, with 53% female, and included white, African-American, Hispanic, and Chinese individuals.
Statistical Information
P-Value
p<0.01
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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