TNNI3 and prediabetes syndrome: Compared to normoglycemia with Hs-cTnI concentration < LOD, the adjusted HRs (95% CIs) for all-cause mortality of participants with Hs-cTnI concentration ≥ 99th URL were 1.41 (1.01, 1.97) in the normoglycemia subgroup and 2.68 (1.90, 3.78) in the prediabetes subgroup (Fig. 2A).