Australia HIV & AIDS Statistics Summary
An estimated 15,670 people were living with HIV in Australia at the end of 2006.
From the start of the epidemic until the end of June 2007, there have been 23,360 diagnoses of HIV (after adjusting for multiple reports) and 10,097 diagnoses of AIDS. Australia has recorded 6,709 deaths of people with AIDS.
In 2006, AIDS incidence in Australia (1.3 per 100,000 population) was similar to that in the UK and Canada (1.4 and 1.0 respectively), and much lower that in the United States (13.9 in 2005).
Estimated* HIV and AIDS diagnoses by year
| Year | HIV | AIDS | ||||
| Male | Female | Total** | Male | Female | Total** | |
| 1987 and earlier | 6,846 | 236 | 7,116 | 762 | 35 | 797 |
| 1988 | 1,221 | 73 | 1,297 | 520 | 15 | 536 |
| 1989 | 1,295 | 74 | 1,371 | 599 | 13 | 614 |
| 1990 | 1,283 | 85 | 1,276 | 655 | 17 | 674 |
| 1991 | 1,078 | 80 | 1,162 | 775 | 26 | 804 |
| 1992 | 1,051 | 88 | 1,140 | 752 | 37 | 791 |
| 1993 | 912 | 67 | 986 | 799 | 41 | 845 |
| 1994 | 839 | 85 | 926 | 904 | 45 | 953 |
| 1995 | 818 | 71 | 890 | 773 | 35 | 811 |
| 1996 | 811 | 74 | 887 | 637 | 33 | 670 |
| 1997 | 637 | 83 | 721 | 362 | 32 | 395 |
| 1998 | 550 | 94 | 645 | 305 | 23 | 329 |
| 1999 | 610 | 73 | 685 | 192 | 22 | 215 |
| 2000 | 572 | 82 | 658 | 239 | 24 | 263 |
| 2001 | 593 | 95 | 690 | 189 | 23 | 213 |
| 2002 | 731 | 90 | 825 | 221 | 19 | 242 |
| 2003 | 728 | 84 | 813 | 225 | 16 | 242 |
| 2004 | 724 | 126 | 851 | 183 | 22 | 207 |
| 2005 | 835 | 92 | 928 | 216 | 27 | 243 |
| 2006 | 817 | 143 | 963 | 239 | 19 | 261 |
| Total | 21,482 | 1,878 | 23,428 | 9,566 | 524 | 10,125 |
* HIV data are adjusted for multiple reporting; AIDS figures for 2003-2005 are adjusted for reporting delays
** Includes people whose sex was reported as transgender
The annual number of HIV diagnoses in Australia peaked in 1987. There followed twelve years of decline, after which the rate of diagnoses grew again to reach 963 in 2006 (after adjusting for multiple reporting).
The annual number of AIDS diagnoses in Australia peaked in 1994 at 953 cases, and then declined rapidly to 215 in 1999. The fall since 1996 was largely due to the introduction of effective combination antiretroviral therapy, which delays progression from HIV infection to AIDS. The number of AIDS diagnoses has since remained relatively stable.
Exposure categories
Transmission in Australia continues to occur primarily through sexual contact between men. Around 61% of people newly diagnosed with HIV infection in the period 2002-2006 were men with a history of homosexual contact; 19% were probably exposed through heterosexual contact; 6% were injecting drug users; and a further 7% were men with a history of both injecting drug use and homosexual contact. In 7% of cases the route of HIV transmission was categorised as other or undetermined.
HIV and AIDS cases by state/territory, until end of June 2007
| State/Territory | HIV | AIDS | ||||
| Male | Female | Total* | Male | Female | Total** | |
| Australian Capital Territory | 260 | 32 | 292 | 92 | 10 | 102 |
| New South Wales | 13,658 | 897 | 14,814 | 5,435 | 251 | 5,704 |
| Northern Territory | 135 | 23 | 158 | 45 | 4 | 49 |
| Queensland | 2,815 | 287 | 3,111 | 1,043 | 73 | 1,118 |
| South Australia | 965 | 104 | 1,070 | 409 | 32 | 442 |
| Tasmania | 110 | 12 | 122 | 53 | 4 | 57 |
| Victoria | 5,380 | 379 | 5,803 | 2,025 | 112 | 2,150 |
| Western Australia | 1,244 | 215 | 1,466 | 432 | 41 | 475 |
| Total | 24,567 | 1,949 | 26,836 | 9,534 | 527 | 10,097 |
* Includes people whose sex was not reported or was reported as transgender
** Includes people whose sex was reported as transgender
Relative to population size, New South Wales has had by far the highest rate of HIV diagnoses: 213.9 per 100,000 people. Victoria has had the second highest rate of 110.4 and Capital Territory is not far behind at 87.1. Rates have been similar across Queensland (73.4), Northern Territory (72.9), Western Australia (69.1) and South Australia (66.0). Tasmania has had the lowest rate of 24.1 HIV diagnoses per 100,000 population.
During the twelve month period up to June 2007, the rates of AIDS diagnoses per million population were highest in Victoria (11.2) and Northern Territory (9.7), and lowest in Tasmania and Australian Capital Territory (no reported cases).
Ethnicity and country of origin
Overall rates of HIV and AIDS diagnoses per capita have differed little between indigenous and non-indigenous people. However, there are differences in the relative importance of HIV transmission routes.
Among indigenous people diagnosed with HIV in 2002-2006, a similar number of infections were reported as being due to heterosexual contact (34%) and male homosexual contact (37%). Indigenous cases also differed in that a higher proportion of infections were attributed to injecting drug use (18% among indigenous cases versus 3% for non-indigenous cases), and a higher proportion were among women (30% versus 11%).
People born in Australia accounted for 65% of AIDS diagnoses in Australia in the period 2002-2006.
AIDS cases and deaths following AIDS, by sex and age, until end of June 2007
| Age | Cases | Deaths | ||||
| Male | Female | Total* | Male | Female | Total* | |
| 0-12 | 30 | 21 | 51 | 22 | 12 | 34 |
| 13-19 | 28 | 5 | 33 | 15 | 3 | 18 |
| 20-29 | 1,446 | 123 | 1,584 | 692 | 50 | 753 |
| 30-39 | 3,890 | 195 | 4,097 | 2,479 | 105 | 2,593 |
| 40-49 | 2,762 | 99 | 2,866 | 2,064 | 59 | 2,125 |
| 50-59 | 1,018 |
45 | 1,067 | 814 | 33 | 848 |
| 60+ | 360 | 39 | 399 | 301 | 37 | 338 |
| Total | 9,534 | 527 | 10,097 | 6,387 | 299 | 6,709 |
* Includes people whose sex was reported as transgender
In Australia, further evidence of the benefits of improved therapy has come from the substantial improvement in length of life following the diagnosis of AIDS. Median survival time has increased from 19 months for cases diagnosed prior to 1996 to 34 months for cases diagnosed in 2003.
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Sources:
- National Centre in HIV Epidemiology and Clinical Research. Australian HIV Surveillance Report, Vol 23, No 4, October 2007
- National Centre in HIV Epidemiology and Clinical Research. HIV/AIDS, viral hepatitis and sexually transmissible infections in Australia Annual Surveillance Reports 1997-2007. National Centre in HIV Epidemiology and Clinical Research, Sydney, NSW; Australian Institute of Health and Welfare, Canberra, ACT


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