2015, Number 6
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Gac Med Mex 2015; 151 (6)
Risk factors for nosocomial infection in a level III Neonatal Intensive Care Unit
García H, Torres-Gutiérrez J, Peregrino-Bejarano L, Cruz-Castañeda MA
Language: Spanish
References: 40
Page: 711-719
PDF size: 107.71 Kb.
ABSTRACT
Introduction: Nosocomial infections are a major and a frequent problem in neonatal intensive care units and increase morbidity,
mortality, and costs. The objective of this study was to identify the risk factors associated with nosocomial infections
in a neonatal intensive care unit.
Methods: Nested case control study. Records from patients were registered: gestational
age, sex, birth weight, central venous catheter and other devices, congenital malformations, surgeries, mechanical ventilation,
steroid use, H2 blockers, length of stay in neonatal intensive care unit, type of infection, and etiological agent.
Results: We
studied 188 cases with nosocomial infections and 192 controls without nosocomial infections. The most frequent infection
was sepsis (34.8%) and coagulase negative
Staphylococcus was the principal etiological agent (37.2%). The risk factors associated with nosocomial infection were central venous catheter (OR: 7.3; 95% CI: 2.3-22.8), duration of neonatal intensive
care unit stay › 14 days (OR: 3.4; 95% CI: 1.7-6.7), H2 blockers (OR: 2.3; 95% CI: 1.2-4.2), number of surgeries ≥ 2 (OR: 3;
95% CI: 1.1-7.9) and mechanical ventilation › 7 days (OR: 2.1; 95% CI: 1.1-4.2).
Conclusions: Some risk factors associated
to nosocomial infections in this study are similar to those found previously, with the exception of the number of surgeries that
was not reported in previous studies.
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