Objective To discuss the affection of antibiotic application on severity of diarrhea by analyzing the incidence and morbidity factors of antibiotic associated diarrhea(AAD) in hospitalized patients.

• 目的分析内科住院患者抗生素相关性腹泻的发病率、发病因素,进一步探讨抗生素应用对腹泻严重程度的影响。