Characteristics at HIV diagnosis of late presenters and late presenters with advanced disease: COHERE 2000–2011.

Late presentation: diagnosed with HIV with a CD4 count below 350/mm3 or an AIDS defining event regardless of the CD4 count, in the 6 mo following HIV diagnosis. Late presentation with advanced disease: diagnosed with HIV with a CD4 count below 200/mm3or an AIDS defining event, regardless of CD4 cell count, in the 6 mo following HIV diagnosis.aDelayed entry into care: ≥3 mo between HIV diagnosis and first clinic visit, in those patients where both dates were recorded (n = 34,561). Baseline was defined as the earliest of HIV test, first study visit, or cohort enrolment. “Other” regions included Central/Southern America (n = 4,277) and Asia (n = 1,005). “Other” HIV male and female transmission groups included 5,350 (84.8%) and 2,046 (70.8%) patients with unknown HIV-exposure group, respectively, likely to include a number of IDUs, MSMs, and heterosexuals.IQR, interquartile range.