Table 1 HIV-1 prevalence and incidence from sentinel surveillance
Population | Year | The number of subjects | The number of HIV antibody-positive subjects | Prevalence rate (%,95%CI) | The number of previously reported cases | The number of samples tested with BED-CEIA | The number of recently infected individuals | Estimated HIV incidence rate (%,95%CI) |
|---|---|---|---|---|---|---|---|---|
PWID | 2001 | 1344 | 365 | 27.16 (24.37 ~ 29.94) | 0 | 345 | 72 | 11.68 (9.06 ~ 14.30) |
2002 | 1651 | 379 | 22.96 (20.64 ~ 25.27) | 0 | 378 | 100 | 12.96 (10.42 ~ 15.50) | |
2003 | 2212 | 475 | 21.47 (19.54 ~ 23.40) | 9 | 464 | 52 | 2.74 (1.99 ~ 3.48) | |
2004 | 2331 | 531 | 22.78 (20.84 ~ 24.72) | 12 | 517 | 76 | 5.23 (4.06 ~ 6.40) | |
2005 | 3008 | 561 | 18.65 (17.11 ~ 20.19) | 33 | 503 | 55 | 2.07 (1.54 ~ 2.60) | |
2006 | 2338 | 491 | 21.00 (19.14 ~ 22.86) | 171 | 284 | 32 | 1.80 (1.21 ~ 2.39) | |
2007 | 2416 | 571 | 23.63 (21.70 ~ 25.57) | 223 | 331 | 39 | 2.18 (1.52 ~ 2.85) | |
2008 | 2691 | 563 | 20.92 (19.19 ~ 22.65) | 162 | 338 | 38 | 1.94 (1.38 ~ 2.51) | |
2009 | 4626 | 1314 | 28.40 (26.87 ~ 29.94) | 717 | 586 | 66 | 1.87 (1.42 ~ 2.32) | |
2010 | 3037 | 633 | 20.84 (19.22 ~ 22.47) | 318 | 307 | 38 | 1.70 (1.17 ~ 2.24) | |
Male STD clinic attendees | 2001 | 3922 | 142 | 3.62 (3.03 ~ 4.22) | 0 | 140 | 27 | 1.10 (0.69 ~ 1.52) |
2002 | 5222 | 122 | 2.34 (1.92 ~ 2.75) | 0 | 120 | 27 | 0.88 (0.55 ~ 1.22) | |
2003 | 5419 | 135 | 2.49 (2.07 ~ 2.91) | 0 | 123 | 18 | 0.47 (0.26 ~ 0.68) | |
2004 | 5627 | 113 | 2.01 (1.64 ~ 2.38) | 3 | 101 | 18 | 0.52 (0.29 ~ 0.75) | |
2005 | 5611 | 89 | 1.59 (1.26 ~ 1.92) | 0 | 85 | 15 | 0.41 (0.21 ~ 0.62) | |
2006 | 5636 | 88 | 1.56 (1.24 ~ 1.89) | 0 | 60 | 10 | 0.37 (0.18 ~ 0.56) | |
2007 | 4989 | 83 | 1.66 (1.31 ~ 2.02) | 5 | 76 | 10 | 0.24 (0.09 ~ 0.38) | |
2008 | 4956 | 67 | 1.35 (1.03 ~ 1.68) | 5 | 55 | 8 | 0.23 (0.08 ~ 0.38) | |
2009 | 3731 | 50 | 1.34 (0.97 ~ 1.71) | 23 | 26 | 8 | 0.42 (0.13 ~ 0.70) | |
2010 | 3012 | 52 | 1.73 (1.26 ~ 2.20) | 19 | 32 | 7 | 0.40 (0.11 ~ 0.69) | |
FSWs | 2007 | 11775 | 290 | 2.46 (2.18 ~ 2.75) | 21 | 255 | 50 | 0.71 (0.52 ~ 0.90) |
2008 | 11604 | 226 | 1.95 (1.69 ~ 2.20) | 12 | 202 | 32 | 0.40 (0.27 ~ 0.54) | |
2009 | 12465 | 276 | 2.21 (1.95 ~ 2.48) | 125 | 140 | 25 | 0.32 (0.20 ~ 0.44) | |
2010 | 9760 | 217 | 2.22 (1.93 ~ 2.52) | 105 | 112 | 20 | 0.31 (0.17 ~ 0.44) | |
MSM | 2008 | 450 | 53 | 11.78 (8.61 ~ 14.95) | 0 | 53 | 14 | 6.01 (2.86 ~ 9.16) |
2009 | 467 | 44 | 9.42 (6.64 ~ 12.21) | 2 | 42 | 15 | 6.58 (3.25 ~ 9.90) | |
2010 | 694 | 71 | 10.23 (7.85 ~ 12.61) | 12 | 59 | 27 | 8.38 (5.22 ~ 11.54) | |
Pregnant women | 2001-2002 | 20032 | 60 | 0.30 (0.22 ~ 0.38) | 0 | 53 | 10 | 0.09 (0.04 ~ 0.14) |
2003-2004 | 23254 | 102 | 0.44 (0.35 ~ 0.52) | 1 | 94 | 15 | 0.09 (0.05 ~ 0.14) | |
2005-2006 | 23795 | 102 | 0.43 (0.35 ~ 0.51) | 0 | 87 | 13 | 0.08 (0.04 ~ 0.12) | |
2007-2008 | 26010 | 108 | 0.42 (0.34 ~ 0.49) | 1 | 98 | 15 | 0.08 (0.04 ~ 0.12) | |
2009-2010 | 17032 | 59 | 0.35 (0.26 ~ 0.43) | 12 | 41 | 12 | 0.15 (0.07 ~ 0.22) |