NPPB and type 2 diabetes mellitus: NT-pro-BNP levels were inversely associated with risk of T2D in age- and sex-adjusted analysis of the EPIC-Norfolk case-cohort (440 cases/740 controls), with a HR of 0.82 (95% CI 0.69–0.97, p = 0.02) for the difference of 1 SD in log-transformed NT-pro-BNP levels.