The levels of CRP, the incidence of bacteremia, MRSA infection, admission to the PICU, delayed operation time, the occurrence of ≥ 2 operations, postoperative fever duration, length of hospital stay, and poor prognosis in the children in the DSAI group were all higher than those in the non-DSAI group, and the differences were statistically significant (P < 0.05). The gene discussed is CRP; the disease is bacterial infectious disease with sepsis.