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Table 1 New HIV diagnoses by type of diagnosis and information on a previous negative HIV test; Lazio, Italy, 2004-2008

From: HIV incidence estimate combining HIV/AIDS surveillance, testing history information and HIV test to identify recent infections in Lazio, Italy

  Ever Tested HIV Negative?
  Yes No Unknown Total
AIDS* within 6 months of HIV diagnosis 19 65 100 184
AIDS* diagnosis at HIV diagnosis 102 324 276 702
HIV diagnosis, non-recent infection 278 194 40 512
HIV diagnosis, recent infection 190 55 45 290
HIV diagnosis, no test for recent infection 201 177 1,567 1,945
Total 790 815 2,028 3,633
  1. *Diagnoses at the AIDS stage were considered as non-recent regardless of avidity index results. AIDS definition used: clinical AIDS or CD4 count < 200 cells/μL