Effect of Highly Active Antiretroviral Therapy on Incidence of Opportunistic Infections among HIV Positive Adults in Public Health Facilities of Arba Minch Town, South Ethiopia: Retrospective Cohort Study

OIs can occur in about 40% of people living with HIV (PLHIV) with a CD4 count less than 250/mm 3 [9]. About 39.1% of the patients already had an opportunistic infection, which was the first manifestation of immune suppression caused by HIV. Of the total of opportunistic infections, 74.2% occurred in the non-HAART group, in the HAART group there were 25.8% episodes of opportunistic infections recorded, 83.6% of who were using the first regimen of combined therapy