INS and hyperlipidemia: Compared with those of Group 1, Group 2 patients had a higher rate of Killip class 3–4, patients in Group 3 had significantly fewer women and smoking patients and more patients treated with oral hypoglycemic agent and insulin during hospitalization, and Group 4 patients had significantly higher prevalences of hypertension and hyperlipidemia, a higher rate of Killip class 3–4 and LVEF ≤40%, and were more likely to be treated with an oral hypoglycemic agent and insulin during hospitalization (Table 1).