Link Between HIF-1α Levels and Cognitive Impairment in Hemodialysis Patients
Author Information
Author(s): Guo Lan, Jia Caiyun, Luo Ke, Liang Juanrong, Wang Lijun, Hui Tianli
Primary Institution: Hebei General Hospital, Shijiazhuang, China
Hypothesis
Is there a relationship between HIF-1α levels and cognitive impairment in patients undergoing maintenance hemodialysis?
Conclusion
Higher levels of HIF-1α are associated with an increased risk of cognitive impairment in maintenance hemodialysis patients.
Supporting Evidence
- 37.5% of patients developed cognitive impairment.
- C-MoCA scores were significantly lower in the cognitive impairment group.
- Older age and higher HIF-1α levels increased the risk of cognitive impairment.
- Lower educational attainment was associated with a higher risk of cognitive impairment.
Takeaway
This study found that patients on dialysis with higher HIF-1α levels are more likely to have trouble thinking and remembering things.
Methodology
A retrospective study assessing cognitive status using C-MoCA scores and analyzing clinical data and HIF-1α levels.
Potential Biases
Potential bias from patients' awareness of their cognitive impairment affecting their participation in assessments.
Limitations
The study was cross-sectional, limiting the ability to observe changes over time, and some patients could not complete cognitive assessments due to impairments.
Participant Demographics
Median age was 60 years, with 60.8% male and varying education levels.
Statistical Information
P-Value
P < 0.001
Confidence Interval
95% CI: 2.775–45.747 for age; 95% CI: 4.831–88.298 for HIF-1α
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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