Improving the validity of treatment effectiveness studies using real-world data in geriatric oncology: Common biases and practical solutions to avoid them

J Geriatr Oncol. 2026 Jun;17(5):102983. doi: 10.1016/j.jgo.2026.102983. Epub 2026 Apr 24.

Authors

Solim Essomandan Clémence Bafei¹, Sophie Pilleron²

Affiliations

¹ Ageing, Cancer and Disparities Research Unit, Department of Precision Health, Luxembourg Institute of Health, 1A-B, rue Thomas Edison, 1445 Strassen, Luxembourg.
² Ageing, Cancer and Disparities Research Unit, Department of Precision Health, Luxembourg Institute of Health, 1A-B, rue Thomas Edison, 1445 Strassen, Luxembourg. Electronic address: sophie.pilleron@lih.lu.

PMID: 42033929
DOI: 10.1016/j.jgo.2026.102983

No abstract available

Keywords: Biases; Cancer; Causal questions; Observational study; Real-word data; Treatment effectiveness.