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Volume 18, Number 1—January 2012

Dispatch

MRSA USA300 at Alaska Native Medical Center, Anchorage, Alaska, USA, 2000–2006

Michael Z. DavidComments to Author , Karen M. Rudolph, Thomas W. Hennessy, Diana L. Zychowski, Karthik Asthi, Susan Boyle-Vavra, and Robert S. Daum
Author affiliations: The University of Chicago, Chicago, Illinois, USA (M.Z. David, D.L. Zychowski, K. Asthi, S. Boyle-Vavra, R.S. Daum); Centers for Disease Control and Prevention, Anchorage, Alaska, USA (K.M. Rudolph, T.W. Hennessy)

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Table 1

Overview of patient characteristics from retrospective (2000–2003) and prospective (2004–2006) collections from Alaska Native Medical Center, Anchorage, Alaska, USA, by location of patient residence*

Characteristic No. (%) samples
Anchorage region
Southwestern Alaska region
Other Alaska regions
Retrospective collection, n = 68 Prospective collection, n = 29 Retrospective collection, n = 33 Prospective collection, n = 23 Retrospective collection, n = 62 Prospective collection, n = 9
Sex
M 34 (50) 10 (34) 22 (67) 12 (52) 41 (66) 7 (78)
F 34 (50) 19 (66) 11 (33) 11 (48) 21 (34) 2 (22)
Age group, y
0–2 1 (2) 3 (10) 4 (12) 1 (4) 4 (7) 0
3–12 7 (10) 2 (7) 4 (12) 6 (26) 4 (7) 0
13–20 9 (13) 2 (7) 3 (9) 1 (4) 3 (5) 1 (11)
21–39 24 (35) 10 (35) 11 (33) 7 (30) 7 (11) 0
40–59 24 (35) 11 (38) 5 (15) 4 (17) 24 (39) 4 (44)
>60 3 (4) 1 (4) 6 (18) 4 (17) 20 (32) 4 (44)
Clinical specimen
Blood 1 (2) 1 (4) 0 1 (4) 0 0
Bone or joint 1 (2) 0 0 1 (4) 1 (2) 1 (11)
Respiratory tract 3 (4) 1 (4) 6 (18) 2 (9) 22 (36) 2 (22)
Skin or soft tissue 56 (82) 25 (86) 26 (79) 15 (65) 33 (53) 3 (33)
Urine 1 (2) 1 (4) 0 0 1 (2) 0
Other† 6 (9) 1 (4) 1 (3) 4 (17) 4 (7) 3 (33)
Unknown 0 0 0 0 1 (2) 0
Site of care (prospective only)
Inpatient NA 2 (7) NA 11 (48) NA 5 (56)
Outpatient NA 27 (93) NA 12 (52) NA 4 (44)
Emergency NA 0 NA 0 NA 0

*NA, not available.
†Liver abscess, pleural fluid, tracheal culture after tracheostomy placement, surgical drain fluid culture, eye culture from eye with conjunctivitis, cultures from other eye specimens, culture from soft tissue of the neck, culture from ear with otitis media, and cultures from other ear specimens.

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