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Volume 17, Number 9—September 2011

Research

Intrahousehold Transmission of Pandemic (H1N1) 2009 Virus, Victoria, Australia

Caroline van GemertComments to Author , Margaret Hellard, Emma S. McBryde, James Fielding, Tim Spelman, Nasra Higgins, Rosemary Lester, Hassan Vally1, and Isabel Bergeri
Author affiliations: Author affiliations: Burnet Institute, Melbourne, Victoria, Australia (C. van Gemert, M. Hellard, E.S. McBryde, T. Spelman, I. Bergeri); Australian National University, Canberra, Australian Capital Territory, Australia (C. van Gemert, J. Fielding, H. Vally); Monash University, Melbourne (M. Hellard); Victorian Department of Health, Melbourne (E.S. McBryde, J. Fielding, N. Higgins, R. Lester); Royal Melbourne Hospital, Melbourne (E.S. McBryde); University of Melbourne, Melbourne (E.S. McBryde); Victorian Infectious Diseases Reference Laboratory, Melbourne (J. Fielding)

Main Article

Table 1

Characteristics of pandemic (H1N1) 2009 case-patients and household contacts, Victoria, Australia, May 18–June 3, 2009*

Characteristic
No. (%) index case-patients, n = 36
No. (%) household contacts, n = 131
p value
Individual level
Sex
M 25 (69.4) 69 (52.7) 0.07
F 11 (30.6) 62 (47.3)
Age, y
0–4 0 13 (9.92) <0.001
5–19 31 (86.1) 40 (30.5)
20–49 5 (13.9) 68 (51.9)
>50
0
10 (7.63)

Household level NA NA
No. persons
2–3 5 (13.9)
4–5 22 (61.1)
>6
9 (25.0)


No. children NA NA
1 12 (33.3)
2 15 (41.7)
>3
9 (25.0)


Cultural and linguistic diversity NA NA
English only spoken at home 18 (50.0)
English and/or other language(s) spoken at home 18 (50.0)

*NA, not applicable.

Main Article

1Current affiliation: La Trobe University, Melbourne, Victoria, Australia.

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