Australia Yearbook - 2001

Chapter 9—Health 347
9.25 CHARACTERISTICS OF CASES OF NEWLY DIAGNOSED HIV INFECTION(a), Number of Cases and
Percentage of Total Cases—to 1999
Year of HIV diagnosis
Prior to
Unit 1991 1991 1992 1993 1994 1995 1996 1997 1998 1999 Total(b)
Total cases no. 11 247 1 418 1 238 1 092 1 029 941 925 794 722 699 20 122
Males % 95.6 94.0 92.9 93.1 91.4 92.2 92.1 91.0 87.4 88.7 93.9
State/Territory
New South Wales % 61.1 57.4 57.7 55.7 49.7 57.8 50.4 51.6 51.2 51.7 58.0
Victoria % 20.5 21.6 20.4 20.3 21.1 17.7 20.2 22.7 19.4 19.7 20.5
Queensland % 7.9 11.1 12.4 12.6 16.2 12.3 16.8 14.2 14.4 17.3 10.5
South Australia % 3.5 3.2 2.7 5.0 3.6 3.3 5.0 4.4 4.7 3.2 3.7
Western Australia % 4.8 5.2 4.2 4.7 7.2 6.2 5.9 4.7 6.8 5.6 5.1
Tasmania % 0.4 0.4 0.8 0.2 0.2 0.6 0.3 0.0 0.4 0.4 0.4
Northern Territory % 0.5 0.4 0.5 0.9 0.7 0.2 0.5 1.4 1.7 1.0 0.6
Australian Capital Territory % 1.3 0.7 1.3 0.6 1.3 1.9 0.9 1.0 1.4 1.1 1.2
Exposure category(c)
Male homosexual contact % 82.2 78.4 77.0 78.6 74.6 74.0 75.5 72.4 64.4 64.0 78.4
Male homosexual contact
and injecting drug use % 3.4 3.2 3.7 3.7 5.9 5.0 3.6 4.2 4.9 5.9 3.8
Injecting drug use(d) % 4.9 4.7 5.0 3.5 3.3 4.4 2.8 3.0 3.3 5.7 4.5
Heterosexual contact % 4.0 11.6 12.4 13.4 14.2 15.2 17.0 19.3 26.1 23.4 9.7
Haemophilia/coagulation
disorder % 3.3 0.4 0.4 0.0 0.0 0.2 0.0 0.0 0.2 0.5 1.8
Receipt of blood/tissue % 2.1 1.1 1.1 0.3 0.9 0.4 0.2 0.1 0.6 0.3 1.4
Mother with/at risk of HIV
infection % 0.1 0.5 0.4 0.5 1.0 0.8 0.9 1.0 0.5 0.2 0.4
Other/undetermined % 24.7 18.0 12.0 10.4 6.4 8.9 11.0 12.1 12.7 16.9 19.1
(a) Not adjusted for multiple reporting. (b) Total includes 17 cases in males for which the date of HIV diagnosis was not reported.
(c) The ‘Other/undetermined’ category was excluded from the calculation of the percentage of cases attributed to each HIV
exposure category. (d) Excludes males who also reported a history of homosexual/bisexual contact.
Source: HIV/AIDS and Related Diseases in Australia, Annual Surveillance Report 1999, National Centre in HIV Epidemiology and
Clinical Research.
9.26 NUMBER OF NEWLY DIAGNOSED CASES OF HIV INFECTION,
By Exposure Category, Australia—1991 to 1999
Total
Male homosexual contact
Heterosexual contact
no.
1500
1200
1991 1992 1993 1994 1995 1996 1997 1998 1999
Source: HIV/AIDS and Related Diseases in Australia, Annual Surveillance Report 1999,
National Centre in HIV Epidemiology and Clinical Research.
900
600
300
0