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Volume 25, Number 10—October 2019
CME ACTIVITY - Research

Risk for Invasive Streptococcal Infections among Adults Experiencing Homelessness, Anchorage, Alaska, USA, 2002–2015

Emily MositesComments to Author , Tammy Zulz, Dana Bruden, Leisha Nolen, Anna Frick, Louisa Castrodale, Joseph McLaughlin, Chris Van Beneden, Thomas W. Hennessy, and Michael G. Bruce
Author affiliations: Centers for Disease Control and Prevention, Anchorage, Alaska, USA (E. Mosites, T. Zulz, D. Bruden, L. Nolen, T.W. Hennessy, M.G. Bruce); Alaska Department of Health and Social Services, Anchorage (A. Frick, L. Castrodale, J. McLaughlin); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (C. Van Beneden)

Main Article

Table 2

Crude and age-adjusted incidence rates of invasive streptococcal infections among the adult population experiencing homelessness compared with the general adult population, Anchorage, Alaska, USA, 2002–2015*

Disease Population experiencing homelessness
General population
Crude IRR (95% CI) Age-adjusted IRR (95% CI)
No. cases Person-years Incidence No. cases Person-years Incidence
Group A Streptococcus 56 13,585 412.2 229 2,983,169 7.7 53.7 (39.3–72.2) 53.3 (46.7–61.0)
Group B Streptococcus 6 13,585 44.2 194 2,983,169 6.5 6.8 (2.5–15.0) 6.9 (6.0–8.1)
Streptococcus pneumoniae 84 13,585 618.3 457 2,983,169 15.3 40.3 (31.5–51.0) 36.3 (33.0–39.9)

*General population excludes persons experiencing homelessness. Incidence expressed as no. cases/100,000 person-years. IRR, incidence rate ratio.

Main Article

Page created: September 11, 2019
Page updated: September 11, 2019
Page reviewed: September 11, 2019
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.
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