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Volume 16, Number 5—May 2010
Research

Methicillin-Resistant Staphylococcus aureus Carriage and Risk Factors for Skin Infections, Southwestern Alaska, USA

A. Michal Stevens, Thomas W. HennessyComments to Author , Henry C. Baggett, Dana Bruden, Debbie Parks, and Joseph Klejka
Author affiliations: Centers for Disease Control and Prevention, Anchorage, Alaska, USA (A.M. Stevens, T. Hennessy, D. Bruden, D. Parks); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (H.C. Baggett); Yukon Kuskokwim Heath Corporation, Bethel, Alaska, USA (J. Klejka)

Main Article

Table 1

Characterization of study participants by Staphylococcus aureus carriage group, Alaska, 2000*

Characteristic MRSA carriers, n = 41 MSSA carriers, n = 85 Non–S. aureus carriers, n = 190 Total, n = 316 p value†
Male sex 23 (56.1) 40 (47.1) 94 (49.5) 157 (49.7) 0.6
Median age, y (range)
13 (0–77)
16 (1–73)
22 (0–85)
18 (0–85)

Age group, y
<5 10 (24.4) 17 (20.0) 29 (15.3) 56 (17.7) 0.0456
5–19 15 (36.6) 35 (41.2) 57 (30.0) 107 (33.9)
20–39 9 (22.0) 20 (23.5) 60 (31.6) 89 (28.2)
40–64 6 (14.6) 9 (10.6) 32 (16.8) 47 (14.9)
>64
1 (2.4)
4 (4.7)
12 (6.3)
17 (5.4)

Household member nasal carriage status
>1 MRSA+ 32 (78.0) 25 (29.4) 32 (16.8) 89 (28.2) <0.0001

*Values are no. (%) except as indicated. MRSA, methicillin-resistant S. aureus; MSSA, methicillin-susceptible S. aureus.
†χ2 tests were used to detect differences in carriage groups by sex and household member status; nonparametric 1-way analysis of variance software (SAS Institute, Cary, NC, USA) was used to detect differences in carriage groups by age.

Main Article

Page created: December 23, 2010
Page updated: December 23, 2010
Page reviewed: December 23, 2010
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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