MIF and diabetes mellitus: Plasma MIF levels in patients were not correlated with age (r = 0.205, r = 0.067, both P > 0.05), eGFR (r = −0.020, r = −0.037, P > 0.05), or HbAlc (r = 0.122, r = 0.106, both P > 0.05) in either the diabetes STEMI or nondiabetes STEMI groups.