[PDF][PDF] Low and differential polygenic score generalizability among African populations due largely to genetic diversity

L Majara, A Kalungi, N Koen, K Tsuo, Y Wang… - Human Genetics and …, 2023 - cell.com
African populations are vastly underrepresented in genetic studies but have the most
genetic variation and face wide-ranging environmental exposures globally. Because …

Low generalizability of polygenic scores in African populations due to genetic and environmental diversity

L Majara, A Kalungi, N Koen, H Zar, DJ Stein… - BioRxiv, 2021 - biorxiv.org
African populations are vastly underrepresented in genetic studies but have the most
genetic variation and face wide-ranging environmental exposures globally. Because …

[PDF][PDF] Polygenic prediction across populations is influenced by ancestry, genetic architecture, and methodology

Y Wang, M Kanai, T Tan, M Kamariza, K Tsuo, K Yuan… - Cell Genomics, 2023 - cell.com
Polygenic risk scores (PRSs) developed from multi-ancestry genome-wide association
studies (GWASs), PRS multi, hold promise for improving PRS accuracy and generalizability …

[PDF][PDF] Inclusion of variants discovered from diverse populations improves polygenic risk score transferability

TB Cavazos, JS Witte - Human Genetics and Genomics Advances, 2021 - cell.com
The majority of polygenic risk scores (PRSs) have been developed and optimized in
individuals of European ancestry and may have limited generalizability across other …

[PDF][PDF] The construction of cross-population polygenic risk scores using transfer learning

Z Zhao, LG Fritsche, JA Smith, B Mukherjee… - The American Journal of …, 2022 - cell.com
As most existing genome-wide association studies (GWASs) were conducted in European-
ancestry cohorts, and as the existing polygenic risk score (PRS) models have limited …

[HTML][HTML] Analysis of polygenic risk score usage and performance in diverse human populations

L Duncan, H Shen, B Gelaye, J Meijsen… - Nature …, 2019 - nature.com
A historical tendency to use European ancestry samples hinders medical genetics research,
including the use of polygenic scores, which are individual-level metrics of genetic risk. We …

African genomes hold the key to accurate genetic risk prediction

S Fatumo, M Inouye - Nature Human Behaviour, 2023 - nature.com
The majority of polygenic risk scores (PRS)(also known as polygenic scores, genetic risk
scores or polygenic indexes) have been generated and optimized in peoples of European …

[PDF][PDF] Portability of 245 polygenic scores when derived from the UK Biobank and applied to 9 ancestry groups from the same cohort

F Privé, H Aschard, S Carmi, L Folkersen… - The American Journal of …, 2022 - cell.com
The low portability of polygenic scores (PGSs) across global populations is a major concern
that must be addressed before PGSs can be used for everyone in the clinic. Indeed …

Variable prediction accuracy of polygenic scores within an ancestry group

H Mostafavi, A Harpak, I Agarwal, D Conley… - elife, 2020 - elifesciences.org
Fields as diverse as human genetics and sociology are increasingly using polygenic scores
based on genome-wide association studies (GWAS) for phenotypic prediction. However …

[HTML][HTML] Theoretical and empirical quantification of the accuracy of polygenic scores in ancestry divergent populations

Y Wang, J Guo, G Ni, J Yang, PM Visscher… - Nature …, 2020 - nature.com
Polygenic scores (PGS) have been widely used to predict disease risk using variants
identified from genome-wide association studies (GWAS). To date, most GWAS have been …