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Volume 18, Number 8—August 2012

Research

VIM-2–producing Multidrug-Resistant Pseudomonas aeruginosa ST175 Clone, Spain

Esther Viedma, Carlos Juan, Jennifer Villa, Laura Barrado, M. Ángeles Orellana, Francisca Sanz, Joaquín R. Otero, Antonio Oliver, and Fernando ChavesComments to Author 
Author affiliations: Hospital Universitario 12 de Octubre, Madrid, Spain (E. Viedma, J. Villa, L. Barrado, M.Á. Orellana, F. Sanz, J.R. Otero, F. Chaves); and Hospital Universitario Son Espases, Palma de Mallorca, Spain (C. Juan, A. Oliver)

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Table

Characteristics of 183 patients colonized or infected with clone B or nonclone B multidrug-resistant Pseudomonas isolates, Spain, January 2007–December 2010*

Characteristic Patients with clone B, n = 104 Patients with non–clone B, n = 79 p value
Mean ± SD age, y 67.5 ± 15.4 61.9 ± 15.7 0.016
Male 74 (71.1) 55 (69.6) 0.822
Hospital location
Surgical ward 15 (14.4) 17 (21.5) 0.211
Intensive care unit 11 (10.6) 13 (16.4) 0.243
Internal medicine ward 39 (37.5) 18 (22.8) 0.033
Hematology ward 4 (3.8) 11 (13.9) 0.014
Pulmonology ward 17 (16.3) 4 (5.1) 0.018
Hospitalization within previous 3 mo 48 (46.1) 37 (46.8) 0.927
Surgical procedure 29 (27.9) 32 (40.5) 0.073
Transplant 4 (3.8) 8 (10.1) 0.089
Hematologic malignancy 8 (7.7) 11(13.9) 0.171
Solid tumor 21 (20.2) 13 (16.4) 0.520
Diabetes mellitus 29 (27.9) 21 (26.9) 0.845
Chronic obstructive pulmonary disease 38 (36.5) 18 (22.8) 0.046
Central catheter 83 (79.8) 59 (76.7) 0.410
Urinary catheter 60(57.7) 44(55.7) 0.441
Infections 82 (78.8) 61 (77.2) 0.791
Respiratory tract 25 (24) 11 (13.9) 0.088
Intraabdominal 7 (6.7) 15 (19) 0.012
Wound 4 (3.8) 8 (10.1) 0.089
Urinary tract 19 (18.3) 11 (13.9) 0.432
Bacteremia 12 (11.5) 16 (20.2) 0.105
Died during hospitalization 20 (19.2) 22 (27.8) 0.170

*Values are no. (%) unless otherwise indicated.

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