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Association between pulse wave velocity and nerve conduction study in diabetic patients
Bum Chun Suh1, Pil-Wook Chung, Heui-Soo Moon
1Department of Neurology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea.
European Neurology
|August 25, 2010
Summary
Systemic arterial stiffness, measured by brachial-ankle pulse wave velocity (baPWV), inversely correlates with nerve conduction study (NCS) findings in diabetic patients. This suggests arterial stiffness impacts peripheral nerve health in diabetes.
Area of Science:
- Cardiovascular Medicine
- Neurology
- Diabetology
Background:
- Brachial-ankle pulse wave velocity (baPWV) is a recognized indicator of vascular stiffness.
- Previous research suggests an association between baPWV and diabetic neuropathy.
- The specific relationship between baPWV and nerve conduction study (NCS) parameters remains underexplored.
Purpose of the Study:
- To investigate the association between brachial-ankle pulse wave velocity (baPWV) and nerve conduction study (NCS) findings in patients with diabetes mellitus.
- To determine if systemic arterial stiffness, as measured by baPWV, correlates with peripheral nerve function assessed by NCS.
Main Methods:
- Retrospective analysis of medical records from 100 diabetic patients.
- Data collected between January 2006 and December 2008.
- Inclusion criteria required both baPWV and NCS examinations.
Main Results:
- A statistically significant inverse correlation was found between baPWV and NCS results, particularly for lower extremity sensory nerves (superficial peroneal SNAP, r = -0.466, p <0.05; sural SNAP, r = -0.384, p <0.01).
- Multiple linear regression analysis confirmed a significant association between baPWV and specific NCS parameters, including sural nerve SNAP and nerve conduction velocity of peroneal and sural nerves.
- The average age of participants was 55.4 ± 10.6 years, with a mean diabetes mellitus duration of 6.3 ± 7.3 years.
Conclusions:
- The findings suggest that the degree of systemic arterial stiffness is linked to the status of peripheral nerves in diabetic individuals.
- While an association is evident, the precise clinical implications and underlying mechanisms require further investigation.
- Additional research is warranted to elucidate the significance of this relationship.
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