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ABSTRACT: Objectives
Age-related hearing impairment (ARHI) is a major disability among the elderly. This study aimed to analyze the association of single nucleotide polymorphisms (SNPs) of metabotropic glutamate receptor 7 (GRM7) gene with ARHI in an elderly population in Taiwan.Materials and methods
This was a community-based study performed in a metropolitan hospital. Participants ≥65 years of age were recruited. Participants with a pure tone average (PTA) of speech frequencies in the better ear of >35 decibel hearing level (dBHL) were classified into the case group, whereas those with PTA ≤25 dBHL were classified into the control group. The association of SNPs rs11928865, rs1353828, rs9814809, and rs9880404 with ARHI was analyzed.Results
In 106 cases and 190 controls, alleles of all SNPs were found not to be associated with ARHI. The genotype of rs9880404 was found to be associated with ARHI in a dominant pattern, but the genotypes of rs11928865, rs1353828, and rs9814809 were found not to be associated with ARHI.Conclusion
GRM7 SNPs are associated with susceptibility to ARHI, but the significance of this finding in a Taiwanese population differed from that observed in European studies. Further studies may help to determine Taiwanese (Asian)-specific SNPs associated with ARHI.
SUBMITTER: Chang NC
PROVIDER: S-EPMC6354476 | biostudies-literature | 2018 Aug
REPOSITORIES: biostudies-literature
Chang Ning-Chia NC Dai Chia-Yen CY Lin Wen-Yi WY Yang Hua-Ling HL Wang Hsun-Mo HM Chien Chen-Yu CY Hsieh Meng-Hsuan MH Ho Kuen-Yao KY
The journal of international advanced otology 20180801 2
<h4>Objectives</h4>Age-related hearing impairment (ARHI) is a major disability among the elderly. This study aimed to analyze the association of single nucleotide polymorphisms (SNPs) of metabotropic glutamate receptor 7 (GRM7) gene with ARHI in an elderly population in Taiwan.<h4>Materials and methods</h4>This was a community-based study performed in a metropolitan hospital. Participants ≥65 years of age were recruited. Participants with a pure tone average (PTA) of speech frequencies in the be ...[more]