Association of common genetic variants with chronic axonal polyneuropathy in the general population: a genome-wide association study

Autor: Noor E. Taams, Maria J. Knol, Rens Hanewinckel, Judith Drenthen, Mary M. Reilly, Pieter A. van Doorn, Hieab H. H. Adams, M. Arfan Ikram
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Frontiers in Neurology, Vol 15 (2024)
Druh dokumentu: article
ISSN: 1664-2295
DOI: 10.3389/fneur.2024.1422824
Popis: IntroductionDisease susceptibility of chronic axonal polyneuropathy is not fully explained by clinical risk factors. Therefore, we determined the contribution of common genetic variants in chronic axonal polyneuropathy in the general population.MethodsThis study was performed in two population-based studies. Polyneuropathy diagnosis was based on screening in the Rotterdam Study and on ICD-10 codes in the UK Biobank. We determined the heritability of the sural nerve amplitude and performed genome-wide association studies of chronic axonal polyneuropathy and sural sensory nerve amplitude. Furthermore, we zoomed in on variants in and surrounding 100 autosomal genes known to cause polyneuropathy based on literature and expert knowledge (candidate genes), and we performed a gene-based analysis. Analyses were adjusted for age, sex and population stratification.ResultsChronic axonal polyneuropathy was present in 2,357 of the 458,567 participants and 54.3% of the total population was female. Heritability of sural nerve amplitude was 0.49 (p = 0.067) (N = 1,153). No variants (p
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