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Background Medically unspecified disease (MUD) is characterized by complex and diverse symptoms that cannot be clearly diagnosed or rationally explained, which often leads to frequent hospital attendance, imposing a heavy economic burden on individuals, families and the healthcare system. Objective To understand the visits for MUD in general internal medicine clinics in county general hospitals by analyzing the results of a survey, providing a theoretical basis for standardized treatment of MUD by integrating evidence from this epidemiological survey and our ideas for general diagnosis and treatment of MUD in county general hospitals. Methods From January to March 2021, conditional sampling was used to select all patients (n=45 439) who attended the general internal medicine clinic (85 881 visits in total) in a grade B tertiary county general hospital in Taizhou, Zhejiang Province from January 1 to December 31, 2020 through the hospital information system. Among whom, adult patients with MUD were screened using the PRESUME screening method, and information involving the demographics, time of consultation and reasons for consultation was collected for analysis. Results A total of 497 adult patients were identified with visits due to MUD, with a mean number of visits of 2.23 visits/person, and a mean age at visit of (51.6±15.9) years. There were sex-specific differences in age composition and attendances of MUD patients (P0.05). The visits for cough differed significantly across the seasons (P |
