Invasive Group A Streptococcal Infection in Older Adults in Long-term Care Facilities and the Community, United States, 1998–20031
Michael C. Thigpen* , Chesley L. Richards*, Ruth Lynfield†, Nancy L. Barrett‡, Lee H. Harrison§, Kathryn E. Arnold¶, Arthur Reingold#, Nancy M. Bennett**, Allen S. Craig††, Ken Gershman‡‡, Paul R. Cieslak§§, Paige Lewis*, Carolyn M. Greene*, Bernard Beall*, Chris A. Van Beneden*, and for the Active Bacterial Core surveillance/Emerging Infections Program Network
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Minnesota Department of Health, Minneapolis, Minnesota, USA; ‡Connecticut Department of Public Health, Hartford, Connecticut, USA; §Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA; ¶Georgia Department of Human Resources, Atlanta, Georgia, USA; #University of California at Berkeley School of Public Health, Berkeley, California, USA; **University of Rochester School of Medicine and Dentistry, Rochester, New York, USA; ††Tennessee Department of Health, Nashville, Tennessee, USA; ‡‡Colorado Department of Public Health and Environment, Denver, Colorado, USA; §§Oregon State Public Health, Portland, Oregon, USA; 1Presented at the 42nd Annual Meeting of the Infectious Diseases Society of America, September 30–October 3, 2004, Boston, Massachusetts, USA.;
Figure. Comparison of case-fatality ratio from invasive group A streptococcal infections among persons by age group and residence, Active Bacterial Core surveillance areas, 1998–2003. Blank square, long-term care facility case-patient; black square, community-based case-patient. Case-patients with missing responses for residence type and outcomes were excluded from analysis. *p<0.05 for long-term care facility case-patients versus community-based case-patients. †p<0.05 indicates significance between the following groups: 75–84-year age group versus 65–74-year age group, or >85-year age group versus 65–74-year age group.
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