Exploring Biomarkers for Fluid Status in Chronic Kidney Disease
Author Information
Author(s): Lee Hyae Min, Baek Jihyun, Lee So-Young, Lee Yu Ho, Jung Sang Hyun, Jeong Hye Yun, Squadrito Giovanni
Primary Institution: CHA Bundang Medical Center, CHA University School of Medicine
Hypothesis
Can BDNF serve as a biomarker for volume status in patients with non-dialysis chronic kidney disease?
Conclusion
BDNF is significantly correlated with the ECW/TBW ratio, indicating its potential as a biomarker for volume status in CKD patients.
Supporting Evidence
- BDNF levels were negatively correlated with the ECW/TBW ratio.
- Physical performance metrics showed trends but were not statistically significant.
- BDNF may reflect muscle function and volume status in CKD patients.
Takeaway
This study found that a protein called BDNF might help doctors understand how much extra fluid is in the bodies of people with kidney problems.
Methodology
The study involved 151 CKD patients, measuring body composition through bioimpedance analysis and assessing physical performance via hand grip strength.
Potential Biases
Potential biases due to the single-center design and lack of diverse populations.
Limitations
The study lacked a healthy control group and was observational, limiting causal inferences.
Participant Demographics
Average age of participants was 64.8 years, with a majority being older adults.
Statistical Information
P-Value
p = 0.003
Confidence Interval
95% CI: −9.93 × 10^4, −2.04 × 10^4
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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