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Table 6 Estimated new HIV infections and incidence, region of Lazio, Italy, 2004-2008, by transmission category and nationality

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

  Year Estimated infections*(95% CI) Estimated population size§ Estimated incidence rate**
MSM 2004 466 (267-714) 55,853 834
  2005 488 (335-676) 56,479 864
  2006 506 (292-714) 56,641 893
  2007 352 (229-504) 58,596 601
  2008 408 (238-561) 59,043 691
IDU 2004 216 (83-350) 15,784 1,368
  2005 195 (59-400) 11,752 1,659
  2006 158 (64-298) 12,666 1,247
  2007 112 (8-215) 13,286 843
  2008 74 (6-181) 12,818 577
NON-ITALIANS 2004 285 (143-420) 389,920 73
  2005 389 (172-553) 418,823 93
  2006 411 (211-683) 500,007 82
  2007 331(144-509) 480,700 69
  2008 292 (128-480) 450,151 65
  1. * mean values from 20 imputations
  2. §Population size estimates on January 1st of each year; aged 18-70 years for MSM, 15-64 for IDU
  3. **Per 100,000 person-years
  4. MSM, Men who have Sex with Men; IDU, Injecting Drug Users; CI, Confidence Interval