Volume 17, Number 7—July 2011
Research
Epidemiology of Influenza-like Illness during Pandemic (H1N1) 2009, New South Wales, Australia
David J. Muscatello
, Margo Barr, Sarah V. Thackway, and C. Raina MacIntyre
, Margo Barr, Sarah V. Thackway, and C. Raina MacIntyreTable 2
Influenza–like illness incidence, New South Wales, Australia, July–September 2009*
| Group | Incidence, % (95% CI) |
|---|---|
| Sex | |
| M | 19.5 (13.8–25.2) |
| F |
26.9 (20.4–33.4) |
| Age group, y | |
| 0–15 | 33.3 (24.7–42.0) |
| 16–34 | 27.6 (15.6–39.6) |
| 35–49 | 21.3 (13.9–28.8) |
| 50–64 | 19.1 (11.9–26.2) |
| >65 |
5.1 (2.4–7.9) |
| Region | |
| Urban | 22.3 (16.8–27.8) |
| Rural | 26.2 (18.4–34.0) |
*Data from 2,909 New South Wales Population Health Survey respondents. Influenza-like illness defined as fever with cough and fatigue. CI, confidence interval.
