Objective To investigate the prognostic risk factors of acquired immunodeficiency syndrome(AIDS)patients with pneumocystis pneumonia(PCP),and to establish risk models for predicting early outcome.Methods The clinical data of 418 AIDS patients with PCP admitted to Department of Infectious Diseases,Beijing You’an Hos- Objective To investigate the prognostic risk factors of acquired immunodeficiency syndrome (AIDS) patients with pneumocystis pneumonia (PCP), and to establish risk models for predicting early outcome. Methods The clinical data of 418 AIDS patients with PCP admitted to Department of Infectious Diseases, Beijing You’an Hos-