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首页> 外文期刊>The American Journal of Cardiology >Pilot candidate gene analysis of patients <60 years old with aortic stenosis involving a tricuspid aortic valve
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Pilot candidate gene analysis of patients <60 years old with aortic stenosis involving a tricuspid aortic valve

机译:<60岁主动脉瓣狭窄涉及三尖瓣主动脉瓣的患者的候选基因分析

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The potential genetic basis of aortic stenosis in older people is poorly understood. A total of 265 patients with aortic stenosis involving tricuspid aortic valves and 961 controls were genotyped for ≤660 candidate single nucleotide polymorphisms (SNPs). After dividing the patients and controls into training and validation sets, we tested the correlation of the SNPs with the age-adjusted aortic valve area, determined by echocardiography or cardiac catheterization. A bootstrapped global p value of ≤0.005 was considered evidence of a possible significant correlation. The cases were aged 73 ± 7 years, and 72.7% were men. The median aortic valve area was 1.0 cm 2 (interquartile range 0.7 to 1.5). The controls were aged 69 ± 6 years, and 69.8% were men. The minor allele frequency was 21% ± 15% (37% 0.20). Three SNPs met the criteria for significant correlation (rs2276288 [MYO7A], p = 0.001; rs5194 [AGTR1], p = 0.004; rs207 307 [ELN], p = 0.005). Another 2 SNPs reached borderline significance (p ≤0.008). In conclusion, we report 3 SNPs to be associated with aortic stenosis involving tricuspid aortic valves in older subjects. Given the concerns regarding the problem of multiple statistical testing, validation studies are required to further assess these correlations.
机译:老年人主动脉瓣狭窄的潜在遗传基础知之甚少。对总共265例三尖瓣主动脉瓣狭窄和961例对照患者进行基因分型,得出≤660个候选单核苷酸多态性(SNP)。在将患者和对照组分为训练和验证集之后,我们测试了SNP与通过超声心动图或心脏导管检查确定的经年龄调整的主动脉瓣面积的相关性。 ≤0.005的自举全局p值被认为是可能显着相关的证据。病例年龄为73±7岁,男性为72.7%。中位主动脉瓣面积为1.0 cm 2(四分位间距0.7至1.5)。对照组年龄为69±6岁,男性为69.8%。次要等位基因频率为21%±15%(37%<0.20)。三个SNP符合显着相关性标准(rs2276288 [MYO7A],p = 0.001; rs5194 [AGTR1],p = 0.004; rs207 307 [ELN],p = 0.005)。另外2个SNP达到临界值(p≤0.008)。总之,我们报告了3个SNP与老年受试者中涉及三尖瓣主动脉瓣的主动脉瓣狭窄相关。考虑到对多重统计测试问题的关注,需要进行验证研究以进一步评估这些相关性。

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