TABLE 3

Characterization of the 17 HIV-1 transmission clusters identified in the study population of the Portuguese region of Minho

Cluster nameNo. of individualsHIV-1 subtypeYr of diagnosis (mean, range)Route of transmission (n)aTime of MRCA
Yr95% HPD
01DB3DB URF2009, 2006–2012IDU (4), heterosexual (1)20021998.2–2006.1
02B3B2006, 2003–2008IDU (2), heterosexual (1)19991994.2–2003.3
03B5B2003, 2000–2009Heterosexual (2), MSM (1)20042001.9–2006.5
04B3B2007, 2006–2009Heterosexual (4)20042000.7–2006.9
05B3B2006, 2003–2008MSM (3), heterosexual (2)20032000.0–2005.6
06B3B2008, 2005–2010Heterosexual (3)20021998.4–2004.8
07B3B2009, 2008–2010Heterosexual (3)20042000.0–2006.9
08B5B2007, 2000–2010Heterosexual (2), MSM (1)20021998.1–2004.4
09G7G2006, 1999–2009Heterosexual (5), IDU (2)20001997.1–2003.2
10G3G2010, 2008–2011Heterosexual (2), IDU (1)20082004.8–2010.4
11C31C2004, 1999–2011IDU (27), heterosexual (4)19941990.4–1998.1
12C3C2006, 2001–2009Heterosexual (3)20052001.6–2007.6
13F110F12006, 2000–2011Heterosexual (7), IDU (3)20001993.2–2003.5
14F17F12009, 2007–2011Heterosexual (6), IDU (1)20052002.7–2007.2
15F14F12010, 2009–2010Heterosexual (4)19941987.5–2001.6
16A18A12009, 2006–2011Heterosexual (5), MSM (3)19991994.0–2003.3
17BG12CRF14_BG2002, 2000–2006IDU (10), heterosexual (2)19991994.5–2002.8
  • a IDU, intravenous drug users; MSM, men who have sex with men.

  • b MRCA, most recent common ancestor; HPD, high posterior density.