自抗生素应用于临床以来,其在治疗各种感染性疾病方面发挥着极其重要的作用。然而,由于抗生素长期广泛地使用,使患者机体防御屏障的正常菌群遭到破坏,从而增加了患者二重感染的易感性,同时也促进了耐药菌株的产生。因此,我们对我院1个月出院的所有患者进行了抗生素使用率的调查 Since antibiotics have been clinically used, they have played an extremely important role in the treatment of various infectious diseases. However, due to the long-term widespread use of antibiotics, the normal flora of the patient’s defense barrier is disrupted, increasing the susceptibility of patients to dual infections and promoting the development of resistant strains. Therefore, we conducted a survey of antibiotic use rates in all patients who were discharged from hospital one month