对英国生物银行多基因风险评分 (PRS) 发布表现和属性的系统评估
Deborah J Thompson1, Daniel Wells1, Saskia Selzam1
1Genomics plc, Oxford, United Kingdom.
PloS one
|September 18, 2024
概括
英国生物银行 (UKB) 多基因风险评分 (PRS) 发布为53个特征提供PRS,表现优于其他76个PRS. 这些经过验证的PRS显示出潜在的临床益处.
科学领域:
- 遗传学 是一个遗传学.
- 生物信息学是一种生物信息学.
- 流行病学 流行病学
背景情况:
- 多基因风险评分 (PRS) 对于预测疾病风险至关重要.
- 评估和比较PRS性能对于临床实用性至关重要.
- 英国生物银行 (UKB) 为遗传研究提供了宝贵的资源.
研究的目的:
- 评估英国生物银行 (UKB) 多基因风险评分 (PRS) 发布的28种疾病和25种定量特征.
- 为标准化PRS绩效评估开发一个基准测试软件工具.
- 评估UKBPRS发布的潜在临床益处.
主要方法:
- 一个统一的管道被用于PRS评估跨多个特征.
- 基准分析软件是为了对不同PRS进行类似比较而开发的.
- 在一个独立的队列 (100,000个基因组项目) 中验证了PRS算法.
主要成果:
- 与76个已发表的PRS相比,UKB的PRS发布显示出更高的性能.
- 在一个独立的队列中,PRS算法对许多疾病和特征进行了验证.
- 对53个特征的PRS可用,使得对其属性的系统评估成为可能.
结论:
- 英国银行公布的PRS版本代表了PRS可用性和性能的重大进步.
- 经过验证的PRS显示了更大的功率和临床应用的潜力.
- 开发的基准测试工具有助于为未来的研究提供标准化的PRS评估.
相关概念视频
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches
124
Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
124
Genome-wide Association Studies-GWAS
13.2K
Genome-wide association studies or GWAS are used to identify whether common SNPs are associated with certain diseases. Suppose specific SNPs are more frequently observed in individuals with a particular disease than those without the disease. In that case, those SNPs are said to be associated with the disease. Chi-square analysis is performed to check the probability of the allele likely to be associated with the disease.
GWAS does not require the identification of the target gene involved in...
GWAS does not require the identification of the target gene involved in...
13.2K
Sensitivity, Specificity, and Predicted Value
213
In healthcare diagnostics, laboratory tests play a crucial role in identifying and diagnosing a wide range of medical conditions. However, interpreting test results is not always straightforward. An abnormal test result does not always confirm the presence of a disease, just as a normal result does not guarantee its absence. To assess the reliability of these diagnostic tools, healthcare practitioners rely on two key statistical indicators: sensitivity and specificity.
Sensitivity is the...
Sensitivity is the...
213


