“…Clinical data included CD4 ϩ T-cell count (cells per L) and plasma HIV-1 viral load (copies per mL) performed within 30 days after entry into HIV care (the lower and upper limits of HIV-1 plasma viral assay were 400 and 750 000 copies per mL, respectively), diagnosed sexually transmitted infections (STIs) at time of entry into HIV care, pregnancy status at the time of HIV diagnosis, reported symptoms suggestive of acute retroviral syndrome (eg, fever, rash, sore throat, headache, myalgia, arthralgia, lymphadenopathy, diarrhea, night sweats, fatigue, flu-like illness) within 6 months of HIV diagnosis, and history of antiretroviral (ARV) therapy at time of entry into HIV care. [6][7][8] The behavioral data included self-reported information on sexual activity and intravenous drug use. The HIV-testing data included type of facility that provided the first HIV diagnosis, the reason for HIV testing at the time of diagnosis, the date of entry into HIV care at the adolescent clinic, and the date of the last seronegative HIV antibody test, if there was a previous test.…”