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P-1072. Epidemiology of Stenotrophomonas maltophilia infections in adults hospitalized in a referral hospital in Nicaragua

Omar Gutiérrez-Zúniga, Kevin Gavarrete-Rivas, Sunaya Marenco-Avilés, Roger Maliaños-Miranda, Guillermo D. Porras-Cortés

Open Forum Infectious Diseases, 2026

54 participants

Abstract

Abstract Background Stenotrophomonas maltophilia is a pathogen whose relevance is increasing both due to the number of cases and the emerging resistance pattern it has. The behavior of infections by this microorganism in each institution must be studied. The objective of this study was to analyze the epidemiological behavior of S. maltophilia infections in adults admitted to the Dr. Fernando Vélez Paiz Hospital, a referral center in Managua, Nicaragua. The resistance pattern is described and risk factors for mortality in patients with infection by this bacterium are identified.Figure 1. Number of patients with Stenotrophomonas maltophilia infection per year. Hospital Dr. Fernando Vélez Paiz. Managua, Nicaragua 2018-2024Table 1. Site of infection caused by Stenotrophomonas maltophilia. Hospital Dr. Fernando Vélez Paiz. Managua, Nicaragua. 2018-2024. Methods This is an observational, retrospective, cross-sectional study, conducted between April 2018 and December 2024. A total of 54 patients with documented S. maltophilia infection were identified but 10 of them were excluded from the analysis. Different variables including comorbidities, site and severity of the infection were evaluated. The proportions of the qualitative variables and the mean with standard deviation of the quantitative variables were established. When performing an analysis of risk factors for mortality, an analysis of odds ratios and 95% confidence interval were performed.Table 2. Risk factors for mortality…

How strong is the evidence?

Evidence Hub reads this as a cross-sectional, done in people. Its evidence level is 4 of 5 (Low · observational). Observational designs can show an association but not prove cause. Reported size: 54 participants or records.

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