Notifiable infectious disease report

Influenza Notifications

Notifiable Infectious Diseases Reports, WA Department of Health

Number of influenza notifications in Western Australia,
by month and year of disease onset, January 2015 to September 2020
Month and year of disease onset
Data provided up to the most recent complete time period.

Number and rate of influenza notifications in Western Australia,
by month and year of disease onset, January 2015 to September 2020
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Rate *
2015 158 163 192 238 317 580 1026 1333 1303 452 106 135 6003 229.9
2016 120 191 204 171 267 348 895 2465 2202 655 207 134 7859 296.9
2017 149 116 140 104 167 253 601 1228 1788 876 338 235 5995 219.8
2018 283 314 247 160 228 435 726 926 1138 637 341 395 5830 211.1
2019 586 507 415 576 3585 10530 4948 1020 392 214 180 257 23210 823.5
2020 495 378 223 27 17 23 9 6 2^ - - - 1180
* Rate=annual crude rate per 100,000 population. Rates only provided for those years with complete data.
^Data for current and most recent reporting periods may be incomplete.

Guide to interpreting notifiable infectious disease data for Western Australia

Note
Notification data includes all cases diagnosed in Western Australia (WA residents and non-WA residents).
Data are preliminary and subject to change as updates are received.

Influenza notifications in Western Australia, by 5 year age group and sex,
for the last 12 months: 01/01/2019 - 31/12/2019
5 Year Age Groups

Number of Influenza notifications in Western Australia, by 5 year age group and sex,
for the last 12 months: 01/01/2019 - 31/12/2019
Sex 0-4 5-9 10-14 15-19 20-24 24-29 30-34 35-39 40-44 45-49 50-54 55-59 60-64 65+ Total Sex%
Males 1272 1749 1229 672 475 515 626 583 409 367 417 426 389 1669 10798 47%
Females 1137 1616 1000 738 690 761 945 810 528 475 478 559 548 2127 12412 53%
Total 2409 3365 2229 1410 1165 1276 1571 1393 937 842 895 985 937 3796 23210 100%
Data excludes persons whose age or sex is unknown.

Note
Notification data includes all cases diagnosed in Western Australia (WA residents and non-WA residents).
Data are preliminary and subject to change as updates are received.

Guide to interpreting notifiable infectious disease data for Western Australia

Source
WA Notifiable Infectious Diseases Database (WANIDD), Communicable Disease Control Directorate, Department of Health WA.
Data exported on: 21 September 2020.