Seroprevalences of Hepatitis B Virus, Hepatitis C Virus, Human Immunodeficiency Virus, and Treponema pallidum at Peking Union Medical College Hospital (2010–2014).

aHIV CMIA specificity (%): western blot-confirmed HIV-positive cases divided by CMIA HIV-positive cases (excluding undetermined cases and cases lost to follow-up).bTP screening was performed using the rapid plasma regain test (2010–2011) and the CMIA (2011–2014).Pos, positive; HBsAg, hepatitis B surface antigen; HCV, hepatitis C virus; HIV, human immunodeficiency virus; CMIA, chemiluminescence microparticle immunoassay; TP, Treponema pallidum; EOS, Departments of Eye, Otolaryngology, and Stomatology; Others, geriatric patients, very important people, cases involving traditional Chinese medicine, political or goverment officials, and hospital staff.Seroprevalences of Hepatitis B Virus, Hepatitis C Virus, Human Immunodeficiency Virus, and Treponema pallidum at Peking Union Medical College Hospital (2010–2014).