NPPB and diabetes mellitus: Patients with MAC were about 10 years older (p <0,001) and had higher creatinine (1,06 vs. 1,30 mg/dl; p = 0,008) and proBNP levels (1372 vs. 3655 ng/ml; p = 0,001) and they suffered more often diabetes mellitus (20,7 vs. 43,0 %; p <0,01).