Table 2.
In-, out-, and net-migration estimates for all MSM in San Francisco by HIV serostatus, 2006–2013
| In-migrants | Out-migrants | Net-migrants | Cumulative net-migrantsb | Totalc | ||||
|---|---|---|---|---|---|---|---|---|
| n | %a | n | %a | n | %a | n | n | |
| HIV-positive | ||||||||
| 2006 | 407 | 2.7% | 446 | 2.9% | −39 | −0.3% | −39 | 15,269 |
| 2007 | 367 | 2.4% | 413 | 2.7% | −46 | −0.3% | −85 | 15,474 |
| 2008 | 415 | 2.7% | 1,099 | 7.0% | −684 | −4.4% | −769 | 15,643 |
| 2009 | 447 | 2.9% | 1,099 | 7.2% | −652 | −4.3% | −1,421 | 15,214 |
| 2010 | 548 | 3.7% | 1,164 | 7.9% | −616 | −4.2% | −2,037 | 14,771 |
| 2011 | 706 | 4.9% | 848 | 5.9% | −142 | −1.0% | −2,179 | 14,331 |
| 2012 | 802 | 5.6% | 941 | 6.6% | −139 | −1.0% | −2,318 | 14,355 |
| 2013 | 951 | 6.6% | 1,096 | 7.6% | −145 | −1.0% | −2,463 | 14,447 |
| HIV-negative | ||||||||
| 2006 | 4,684 | 9.7% | 5,254 | 10.9% | −570 | −1.2% | −570 | 48,308 |
| 2007 | 4,081 | 8.7% | 5,593 | 12.0% | −1,512 | −3.2% | −2,082 | 46,660 |
| 2008 | 4,463 | 10.1% | 3,503 | 7.9% | 960 | 2.2% | −1,122 | 44,109 |
| 2009 | 4,412 | 10.0% | 4,332 | 9.8% | 80 | 0.2% | −1,042 | 44,051 |
| 2010 | 4,987 | 11.6% | 4,404 | 10.2% | 583 | 1.4% | −459 | 43,167 |
| 2011 | 5,958 | 13.9% | 4,034 | 9.4% | 1,924 | 4.5% | 1,465 | 42,843 |
| 2012 | 5,264 | 12.0% | 3,900 | 8.9% | 1,364 | 3.1% | 2,829 | 43,849 |
| 2013 | 5,054 | 11.4% | 4,233 | 9.6% | 821 | 1.9% | 3,650 | 44,244 |
MSM men who have sex with men
aPercentage is out of total HIV-positive or HIV-negative, respectively
bCumulative net-migrants beginning in 2006, within HIV-positive or HIV-negative subpopulations
cTotal HIV-positive and HIV-negative population size estimate accounts for migration, HIV seroconversion, death during past year, and unrecognized HIV