Volume 18, Number 9—September 2012
Dispatch
Influenza A(H1N1)pdm09 Virus among Healthy Show Pigs, United States
Table
Characteristics of 123 persons enrolled in study of influenza A virus among show pigs, Minnesota and South Dakota state fairs, 2008 and 2009
Characteristic | No. (%) |
---|---|
State fair where enrolled | |
Minnesota |
90 (73.2) |
South Dakota |
33 (26.8) |
Year enrolled | |
2008 |
48 (39.0) |
2009 |
75 (61.0) |
Age group, y* | |
<8 |
29 (23.6) |
18–39 |
37 (30.1) |
40–59 |
46 (37.4) |
>60 |
8 (6.5) |
Sex* | |
M |
86 (69.9) |
F |
35 (28.5) |
Work performed in the last 30 d† | |
Unemployed |
8 (6.5) |
Farmer |
108 (87.8) |
Swine farmer |
100 (81.3) |
Government employee |
8 (6.5) |
Veterinarian/veterinary assistant |
2 (1.6) |
Receipt of vaccination for human influenza in past 2 y* | |
Yes |
35 (28.5) |
No |
76 (61.8) |
Unknown |
7 (5.7) |
Respiratory illness in past 12 mo* | |
Yes |
64 (52.0) |
No |
55 (44.7) |
Unknown |
2 (1.6) |
Worked with swine, y* | |
<1 |
3 (2.4) |
>1–4 |
10 (8.1) |
5–10 |
39 (31.7) |
>10 |
50 (40.7) |
*These covariates have missing data.
†Responses are not mutually exclusive.
Page created: August 15, 2012
Page updated: August 15, 2012
Page reviewed: August 15, 2012
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.