PDF file - Department of Health and Ageing

Annual report National Notifiable Diseases Surveillance System, 2004
In 2004, IPD remained largely a disease of the very
young and very old. The highest rates of disease were
among children aged less than 5 years (54.3 cases
per 100,000 population, with peak rates in 1-year-olds,
114 cases per 100,000 population) and adults aged
more than 85 years (46.3 cases per 100,000 population)
(Figure 47). There were more cases among
males, with a male to female ratio of 1.4:1.
Figure 47. Notification rate for invasive
pneumococcal disease, Australia, 2004, by age
group and sex
Rate per 100,000 population
70
60
50
40
30
20
10
0
Rate per 100,000 population
140
120
100
80
60
40
20
0
0-4
5-9
10-14
15-19
20-24
25-29
30-34
35-39
40-44
45-49
50-54
55-59
60-64
65-69
70-74
75-79
80-84
85+
There were 174 cases of IPD in Indigenous people
(35.9 cases per 100,000 population) and 2,201 in non-
Indigenous people (11.2 cases per 100,000 population),
an Indigenous:non-Indigenous ratio of 3.2:1.
Additional data were collected on cases of invasive
pneumococcal disease in all Australian jurisdictions
during 2004. Analyses of these data can be found in
the IPD annual report in this issue. 18
Poliomyelitis