A comparison of effectiveness between oral rapid testing and routine serum-based testing for HIV in an outpatient dental clinic in Yuxi Prefecture, China: a case–control study

ObjectiveTo compare the outcomes of routine provider-initiated HIV testing and counselling (PITC) and oral rapid HIV testing for dental clinic outpatients in a hospital.DesignWe employed a case–control study design and recruited dental outpatients into routine serum-based and oral rapid testing groups. We compared the acceptance, completion and result notification rate between groups.SettingA dental outpatient clinic in the Yuxi People's Hospital, Yunnan.ParticipantsA total of 758 and 816 dental outpatients were enrolled for routine and oral rapid testing, respectively.ResultsThe percentage of participants willing to receive routine HIV testing was 28.1% (95% CI 24.9% to 31.3%) and 96.1% (95% CI 94.8% to 97.4%, χ2=186.4, p