Link Between LDL Cholesterol, Homocysteine, and Cognitive Function in Small Vessel Disease
Author Information
Author(s): Yan Cheng, Lichao Li, Yafei Lv, Long Zhang, Wenhua Chen, Gongda Xu
Primary Institution: Gansu Medical College, Affiliated Hospital, Department of Neurology, Pingliang, China
Hypothesis
Is there a correlation between LDL cholesterol, homocysteine levels, and cognitive function in patients with cerebral small vessel disease?
Conclusion
Higher plasma levels of LDL cholesterol and homocysteine are associated with cognitive dysfunction in patients with cerebral small vessel disease.
Supporting Evidence
- Patients with cognitive dysfunction had lower years of education and higher homocysteine levels.
- Cognitive dysfunction group scored lower on the Montreal Cognitive Assessment compared to the normal cognitive function group.
- Logistic regression analysis identified LDL cholesterol and homocysteine as independent risk factors for cognitive dysfunction.
Takeaway
This study found that if you have higher levels of certain fats and proteins in your blood, it might make it harder for your brain to work well, especially in older people with small blood vessel problems in the brain.
Methodology
The study included 240 patients with cerebral small vessel disease confirmed by MRI, who were assessed for cognitive function using the Montreal Cognitive Assessment Scale.
Potential Biases
Potential biases due to the retrospective nature of the study and lack of detailed information on confounding factors.
Limitations
The study's retrospective design may introduce biases, and the sample size from a single department may not be representative of the broader population.
Participant Demographics
Patients aged 18 and older with confirmed cerebral small vessel disease, with no gender restrictions.
Statistical Information
P-Value
0.012 for LDL cholesterol, 0.016 for homocysteine
Confidence Interval
LDL-C: 0.673-0.938, Hcy: 1.024-1.324
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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