Author

Ka Kei Sum

University of BristolORCID 0000-0002-9941-0530Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Genetic & Genomic Medicine· 1

Signature Assays, Organisms & Methods

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Research Focus:benchmarking· 1 Assay:GWAS summary statistics· 1 Organism:human· 1 Approach:statistical model· 1

Frequent Co-Authors

Alexandra HavdahliD· 1 shared Amanda HughesiD· 1 shared George Davey SmithiD· 1 shared Laura D HoweiD· 1 shared

Activity by Year

2025-2025 · peak 1/yr

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4 top collaborators · 6 mutual co-author links

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1 shared paperGenetic & Genomic Medicine

Alexandra HavdahlORCID

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1 paper

Recent·Most cited

The use of Mendelian randomization to explore the causal consequences of childhood maltreatment: consideration of assumptions and challenges

Ka Kei Sum, Amanda Hughes, Alexandra Havdahl, George Davey Smith, Laura D Howe

This paper examines the feasibility of using Mendelian randomization to study the causal effects of childhood maltreatment on mental health, highlighting challenges in interpreting MR assumptions and results.

medRxiv · Oct 17, 2025 · PreprintGenetic & Genomic Medicine