As shown in Table 5, age >65 years old, the concurrence of diabetes mellitus, eGFR < 60 ml/min 1.73m2, WBC > 9.5 × 109/L, ALB < 35 g/L or Cr > 73 μmol/L on admission were independently associated with the higher incidence of in‐hospital death. The gene discussed is ALB; the disease is diabetes mellitus.