DecodeME

DecodeME
The study's official logo
PurposeResearch (DNA)
ICD-10-PCSG93.32.
Preview warning: Page using Template:Infobox diagnostic with unknown parameter "ICD11"

DecodeME is a genome-wide association study searching for genetic risk factors for Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). With a planned recruitment of 25,000 patients, it is expected to be the largest such study to date. Recruitment closed on 15 November 2023 and preliminary results were published in a preprint on 7 August 2025.