Volume 2, Number 2—April 1996
Dispatch
An Outbreak of Ross River Virus Disease in Southwestern Australia
Table 1
Cases of Ross River virus disease, by month of onset and geographic region, in the southwest of Western Australia, July 1995 to February 1996a
| Southwest region | Jul | Aug | Sep | Oct | Nov | Dec | Jan | Feb | Totals |
|---|---|---|---|---|---|---|---|---|---|
| Metro area | 1 | 1 | 6 | 23 | 99 | 17 | 147 | ||
| Peel | 1 | 3 | 1 | 1 | 8 | 34 | 9 | 57 | |
| Leschenault | 2 | 1 | 3 | 9 | 114 | 30 | 159 | ||
| Capel/Busselton | 2 | 1 | 26 | 73 | 20 | 122 | |||
| Inland/south coast | 2 | 14 | 2 | 3 | 30 | 27 | 65 | ||
| North/east of Perth |
1 |
2 |
5 |
3 |
15 |
||||
| Totals | 3 | 4 | 4 | 9 | 15 | 69 | 355 | 106 | 565 |
a Cases are recorded by region in which exposure most likely occurred, where available (from case follow-up questionnaires), or by region of residence. Data are incomplete. Case follow-up questionnaires are available for many January/February cases but have not yet been analyzed, and most pathology laboratory reports (nonnotified serologically confirmed patients (i.e., figures represent underestimate of true number of confirmed cases) are not included.
