After exclusions, 2 184 391 (91.8%) participants were included in the main analyses, including 471 444 (93.8%) in UKB, 1 202 850 (88.2%) in MWS, and 510 097 (99.5%) in CKB, and the prevalence of diabetes at baseline was 5.9%, 2.7% (self-reported only), and 5.9%, respectively (Table 1). This evidence concerns the gene CKB and diabetes mellitus.