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Volume 18, Number 4—April 2012

Influenza-associated Hospitalizations by Industry, 2009–10 Influenza Season, United States

Sara E. LuckhauptComments to Author , Marie Haring Sweeney, Renee Funk, Geoffrey M. Calvert, Mackenzie Nowell1, Tiffany D’Mello, Arthur Reingold, James Meek, Kimberly Yousey-Hindes, Kathryn E. Arnold, Patricia Ryan, Ruth Lynfield, Craig Morin, Joan Baumbach, Shelley Zansky, Nancy M. Bennett, Ann Thomas, William Schaffner, and Timothy Jones
Author affiliations: Centers for Disease Control and Prevention, Cincinnati, Ohio, USA (S.E. Luckhaupt, M. H. Sweeney, G.M. Calvert); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (R. Funk, M. Nowell, T. D’Mello); University of California, Berkeley, California, USA (A. Reingold); Yale University, New Haven, Connecticut, USA (J. Meek, K. Yousey-Hindes); Georgia Division of Public Health, Atlanta (K. E. Arnold); Maryland Department of Health and Mental Hygiene, Baltimore, Maryland, USA (P. Ryan),; Minnesota Department of Health, Minneapolis, Minnesota, USA (R. Lynfield, C. Morin); New Mexico Department of Health, Santa Fe, New Mexico, USA (J. Baumbach); New York State Department of Health, Albany, New York, USA (S. Zansky); University of Rochester, Rochester, New York, USA (N. M. Bennett); Oregon Public Health Division, Portland, Oregon, USA (A. Thomas); Vanderbilt University, Nashville, Tennessee, USA (W. Schaffner); Tennessee Department of Health, Nashville (T. Jones)

Main Article

Table 1

Employment status among US adults hospitalized with influenza September 1, 2009–April 24, 2010 by age group, compared with data from the 2010 NHIS*

Status No. (%) cases† Estimated US populations in thousands (weighted %) from NHIS† Ratio (95% CI)
Age 18–49 y
Employed 825 (45.2) 94,862 (71.3) 0.63 (0.59–0.68)
Not employed 999 (54.8) 38,170 (28.7) 1.91 (1.79–2.03)
Employment status unknown 586 (24.3) 36 (0) NA
Age 50–64 y
Employed 409 (41.2) 36,045 (62.4) 0.66 (0.60–0.73)
Not employed 583 (58.8) 21,675 (37.6) 1.56 (1.44–1.70)
Employment status unknown 300 (23.2) 24 (0) NA
Age >65 y
Employed 49 (8.9) 5,697 (14.7) 0.61 (0.45–0.80)
Not employed 500 (91.1) 32,980 (85.3) 1.07 (0.98–1.17)
Employment status unknown 101 (15.5) 15 (0) NA

*NHIS, National Health Interview Survey; NA, not applicable.
†Percentage among case-patients/respondents with known work status and among all case-patients/respondents with unknown work status.

Main Article

1Current affiliation: Florida Department of Health, Orlando, Florida, USA.

Page created: March 15, 2012
Page updated: May 02, 2012
Page reviewed: May 02, 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.