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National Notifiable Diseases Surveillance System, 2004
Annual report
Table 4. Notifications and notification rates (per 100,000 population), of communicable diseases,
Australia, 2000 to 2004, continued
Notifications
Rate per 100,000 population
Disease
2000 2001 2002 2003 2004 2000 2001 2002 2003 2004
Vectorborne diseases
Barmah Forest virus infection 616 1,148 896 1,369 1,052 3.2 5.9 4.6 6.9 5.2
Dengue 197 180 169 854 326 1.0 0.9 0.9 4.3 1.6
Flavivirus (NEC)** 65 38 73 61 49 0.3 0.2 0.4 0.3 0.3
Japanese encephalitis virus – 0 0 1 1 – 0.0 0.0 0.0 0.0
Kunjin virus †† – 5 0 19 12 – 0.0 0.0 0.1 0.1
Malaria 967 717 469 598 559 5.0 3.7 2.4 3.0 2.8
Murray Valley encephalitis virus 16 6 2 0 1 0.1 0.0 0.0 0.0 0.0
Ross River virus infection 4,160 3,256 1,458 3,832 4,000 21.7 16.8 7.4 19.3 19.9
Zoonoses
Anthrax – 0 0 0 0 – 0.0 0.0 0.0 0.0
Australian bat lyssavirus – 0 0 0 0 – 0.0 0.0 0.0 0.0
Brucellosis 28 21 39 19 36 0.1 0.1 0.2 0.1 0.2
Leptospirosis 249 249 163 132 166 1.3 1.3 0.8 0.7 0.8
Ornithosis ‡‡ 99 136 212 201 235 0.5 0.7 1.1 1.0 1.2
Lyssavirus (NEC) – 0 0 0 0 – 0.0 0.0 0.0 0.0
Q fever 548 685 784 583 440 2.9 3.5 4.0 2.9 2.2
Other bacterial infections
Legionellosis 470 309 317 340 310 2.5 1.6 1.6 1.7 1.5
Leprosy 4 9 6 5 5 0.0 0.0 0.0 0.0 0.0
Meningococcal infection §§ 622 700 686 578 408 3.2 3.6 3.5 2.9 2.0
Tuberculosis 581 963 1,051 993 1,076 3.0 5.0 5.4 5.0 5.4
Total 90,143 105,588 101,718 106,193 110,929
* Unspecifi ed hepatitis include cases in whom the duration of infection could not be determined.
† In the Northern Territory and Queensland, includes incident hepatitis cases.
‡ Notifi ed as ‘foodborne disease’ or ‘gastroenteritis in an institution’ in New South Wales.
§ Infection with Shiga-like toxin/verotoxin-producing Escherichia coli (SLTEC/VTEC).
|| Includes Chlamydia trachomatis identifi ed from cervical, rectal, urine, urethral, throat and eye samples, except for
South Australia which reports only genital tract specimens, the Northern Territory which excludes ocular specimens,
and Western Australia which excludes ocular and perinatal infections.
Laboratory confi rmed infl uenza is not a notifi able disease in South Australia but reports are forwarded to NNDSS.
** Flavivirus (NEC) replaces Arbovirus (NEC) from 1 January 2004.
†† In the Australian Capital Territory, Murray Valley encephalitis virus and Kunjin virus are combined under Murray
Valley encephalitis virus.
‡‡ In the Australian Capital Territory ornithosis is reported as Chlamydia not elsewhere classifi ed.
§§ Only invasive meningococcal disease is nationally notifi able. However, New South Wales, the Australian Capital
Territory and South Australia also report conjunctival cases.
NN Not notifi able.
NEC Not elsewhere classifi ed.
– The condition was not nationally notifi able in that year.
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