|
HIV Infection 1985 - 31/03/07
In
South Australia 1075 individuals have been diagnosed with HIV infection,
969 (90%) males and 106 (10%) females.
Of the males, 715 (74%) reported male-to-male sexual contact, 74
(8%) reported injecting drug use and 46 (5%) reported both risk factors.
Injecting drug use was reported by 32 (30%) females diagnosed with HIV
infection and 67 (61%) reported heterosexual transmission (Table
1.1).
HIV Infection 01/01/07 - 31/03/07
Twenty-two individuals
(20 males,
2 females) were diagnosed with HIV infection in the first quarter of this
year. Of the 20 males, 13
reported male-to-male sexual contact, 2 males reported male-to-male sexual
contact and injecting drug use and
2 males reported heterosexual contact and injecting drug use as their risk
factor (Table
1.2).
Of the 20 males notified this year, 2 men
acquired their infection in the preceding 12 months; both men reported
male-to-male sexual contact as their risk factor Table
1.3.
Laboratory Screening For HIV Infection
01/01/07 - 31/03/07.
During the first quarter of 2007, 21208 screening
tests were performed; 8472 (40%) on males, 12667 (59%) on females Table
1.5
Table
1.1 HIV infection detected in South Australia, 1985 - 31/03/07.
Exposure category by sex.
|
Exposure
category
|
Male
|
Female
|
Total
|
|
No.
|
%
|
No.
|
%
|
No.
|
%
|
|
Homosexual
contact
|
715
|
74
|
na
|
-
|
715
|
66
|
|
Homosexual
contact/IDU
|
46
|
5
|
na
|
-
|
46
|
4
|
|
Heterosexual contact
|
32
|
3
|
34
|
32
|
66
|
6
|
|
Heterosexual
(overseas)
|
50
|
5
|
33
|
31
|
83
|
8
|
|
IDU
|
74
|
8
|
32
|
30
|
106
|
10
|
|
Blood
products
|
8
|
1
|
2
|
2
|
10
|
1
|
|
Other
|
4
|
-
|
3
|
3
|
7
|
1
|
|
Unknown
|
40
|
4
|
2
|
2
|
42
|
4
|
|
Total
|
969
|
|
106
|
|
1075
|
|
na
not applicable
Table 1.2
HIV infection detected in South Australia, 01/01/07 - 31/03/07.
Exposure category by sex.
|
Exposure category
|
Male
|
Female
|
|
Homosexual
|
13
|
na
|
|
Homosexual/IDU
|
2
|
na
|
|
Heterosexual
|
-
|
1
|
|
Heterosexual/IDU
|
2
|
1
|
|
Heterosexual (overseas)
|
2
|
-
|
|
Not
stated/unknown
|
1
|
-
|
|
Total
|
20
|
2
|
na
not applicable
Table
1.3
Newly acquired infections (Incident cases*) of HIV, 01/01/07 - 31/03/07.
Exposure category by sex.
|
Exposure
category
|
Male
|
|
Homosexual
|
2
|
|
Total
|
2
|
*
Incident case - negative serology or diagnosed seroconversion
illness in the preceding 12 months.
Table
1.4 HIV
infection in males in South Australia, 01/01/07 - 31/03/07.
Case category by age at diagnosis.
|
Case
category
|
Age
group (years)
25
- 39
|
³40
|
|
Newly
acquired1
|
-
|
2
|
|
Greater
than 12 months2
|
3
|
6
|
|
Uncertain
duration3
|
4
|
1
|
|
Known
po
sitive o/seas
|
2
|
2
|
|
Total
|
9
|
11
|
1
Incident case - negative serology in the preceding 12 months or diagnosed
seroconversion illness in the
preceding
12 months.
2
Infection likely to be greater than 12 months - risk behaviour confined to
more than 12 months ago or
diagnosed
seroconversion illness more than 12 months ago.
3
Uncertain duration - tested for the first time this year and no
seroconversion illness or AIDS defining
illness present.
Table
1.5 Summary of HIV antibody tests, 01/01/07 - 31/03/07.
Laboratory by sex.
|
Laboratory |
Male |
Female |
Not stated |
Total |
|
Private |
6076
|
8696
|
66
|
14838
|
|
Public |
2396
|
3971
|
4
|
6371
|
|
Total |
8472
|
12667
|
69
|
2108
|
|
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