Georgios Lyratzopoulos

No ORCID on file · 3 papers in corpus
other 2025
A computational framework for defining and validating reproducible phenotyping algorithms of 313 diseases in the UK Biobank
Scientific reports ·doi:10.1038/s41598-025-05838-9

Accurate and reproducible phenotyping is essential for large-scale biomedical research. However, developing robust phenotype definitions in biobanks is challenging due to diverse data sources and varying medical ontologies. As a result, the…

observational 2025
Attribution of colorectal cancer symptoms to medications for pre-existing chronic conditions: a secondary analysis of a vignette study in England
Journal of public health (Oxford, England) ·doi:10.1093/pubmed/fdaf014

OBJECTIVE: To investigate the likelihood of attributing colorectal cancer (CRC) symptoms to medications for chronic conditions. METHODS: The online vignette survey included 1287 participants aged ≥50 years, with quota sampling to recruit s…

observational 2019
Contrasting effects of comorbidities on emergency colon cancer diagnosis: a longitudinal data-linkage study in England
BMC health services research ·doi:10.1186/s12913-019-4075-4

BACKGROUND: One in three colon cancers are diagnosed as an emergency, which is associated with worse cancer outcomes. Chronic conditions (comorbidities) affect large proportions of adults and they might influence the risk of emergency prese…