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Factors Affecting the Risk of Infection01:26

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The hosts' susceptibility to infection depends on several factors. The integrity of the skin and mucous membranes helps protect the body against microbial attacks. When the skin is altered, the chance of infection, limb loss, and even death increases.
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Critical Values

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A critical value is a definite value obtained from a particular probability distribution at a predecided confidence level (or a predecided significance level) for a given population parameter. The critical value provides demarcation that separates the sample statistics that are likely to occur from the ones that are unlikely to occur based on the given probability distribution and the population parameter to be estimated. The critical value for normal distribution is obtained from the z...
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Relative Risk01:12

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Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
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Tissue-specific transcription factors contribute to diverse cellular functions in mammals. For example, the gene for beta globin, a major component of hemoglobin, is present in all cells of the body. However, it is only expressed in red blood cells because the transcription factors that can bind to the promoter sequences of the beta globin gene are only expressed in these cells. Tissue-specific transcription factors also ensure that mutations in these factors may impair only the function of...
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Risk Factors for Central Line-Associated Bloodstream Infection in Critically Ill Neonates.

Heladia García1, Belina Romano-Carro2, Guadalupe Miranda-Novales3

  • 1Analysis and Synthesis of Evidence Research Unit, National Medical Center, XXI Century, Mexican Social Security Institute, 330 Cuauhtémoc Avenue Col. Doctores. Municipality Cuauhtémoc, C.P., 06720, Mexico City, Mexico.

Indian Journal of Pediatrics
|February 28, 2019
PubMed
Summary
This summary is machine-generated.

Critically ill neonates with central venous catheters are at risk for bloodstream infections. Independent risk factors include double-lumen catheters, prolonged hospitalization, abdominal surgery, and blood transfusions.

Keywords:
Bloodstream infectionCentral line-associated infectionsCritically ill neonatesNosocomial infections

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Area of Science:

  • Neonatal intensive care
  • Infectious disease epidemiology
  • Critical care medicine

Background:

  • Central line-associated bloodstream infections (CLABSI) are a significant concern in neonatal intensive care units (NICUs).
  • Identifying specific risk factors is crucial for preventing infections in critically ill neonates with complex underlying conditions.

Purpose of the Study:

  • To identify independent risk factors for developing central line-associated bloodstream infections (CLABSI) in critically ill neonates.
  • To inform targeted prevention strategies within specialized NICU settings.

Main Methods:

  • A nested case-control study was conducted in a NICU.
  • Included neonates with central venous catheters (CVCs); cases had CLABSI, controls did not.
  • Logistic regression analysis identified independent risk factors.

Main Results:

  • Independent risk factors for CLABSI included double-lumen catheters (OR 5.8), hospitalization ≥14 days (OR 4.6), abdominal surgery (OR 2.7), and blood transfusions (OR 2.5).
  • Several univariate risk factors were identified, including catheter type, surgical interventions, and duration of CVC use.

Conclusions:

  • Catheter characteristics, such as double lumens, are significant risk factors.
  • Effective management of underlying diseases in specialized NICUs is paramount in preventing CLABSI.