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Variables associated with peripherally inserted central catheter related infection in high risk newborn infants
Uesliz Vianna Rangel1, Saint Clair dos Santos Gomes Junior1, Ana Maria Aranha Magalhães Costa1
1Instituto Fernandes Figueira, Fundação Oswaldo Cruz, Rio de Janeiro, RJ, Brazil.
Insights
This study investigated risk factors for peripherally inserted central catheter infections in high-risk newborns. Acid secretion inhibitors, postnatal steroids, and multiple invasive procedures were linked to increased infection risk.
Area of Science:
- Neonatal Medicine
- Infectious Disease Epidemiology
- Clinical Research
Background:
- Healthcare-associated infections pose significant risks to vulnerable high-risk newborn infants.
- Peripherally inserted central catheters (PICCs) are crucial for neonatal care but are associated with infection risks.
- Surveillance forms aim to identify factors contributing to device-related infections.
Purpose of the Study:
- To identify variables from surveillance forms associated with peripherally inserted central catheter (PICC)-related infections in high-risk neonates.
- To evaluate the predictive value of specific clinical and procedural factors for PICC-related infections.
Main Methods:
- Retrospective analysis of 63 medical records of high-risk neonates (500-1,499 g).
- Investigated approximately 15 variables from intravenous device surveillance forms.
- Statistical association assessed using Chi-squared and Student t tests, with infection defined by blood culture results.
Main Results:
- Observed an overall PICC-related infection rate of 25.4%.
- Three variables showed a statistically significant association with infection: use of acid secretion inhibitors (p=0.0141), postnatal steroid use (p=0.0472), and multiple invasive procedures (p=0.0277).
Conclusions:
- The limited significance of many surveillance form variables may stem from record quality and lack of standardization.
- Adherence to surveillance protocols and accurate form completion are recommended to improve data utility.
- Identifying specific risk factors like medication use and procedures is crucial for targeted infection prevention strategies.
Objective:
To relate the variables from a surveillance form for intravenous devices in high risk newborn infants with peripherally inserted central catheter related infection.
Methodology:
Approximately 15 variables were studied, being associated with peripherally inserted central catheter related infection, this being defined by blood culture results. The variables analyzed were obtained from the surveillance forms used with intravenous devices, attached to the medical records of newborn infants weighing between 500 and 1,499 g. The statistical association was defined using the Chi-squared and Student t tests. The study was approved by the Research Ethics Committee of the Instituto Fernandes Figueira under process N. 140.703/12.
Results:
63 medical records were analyzed. The infection rate observed was 25.4%. Of the variables analyzed, only three had a statistically-significant relationship with the blood culture--the use of drugs capable of inhibiting acid secretion, post-natal steroid use, and undertaking more than one invasive procedure (p-value of 0.0141, 0.0472 and 0.0277, respectively).
Conclusion:
The absence of significance of the variables of the form may be related to the quality of the records and to the absence of standardization. It is recommended that the teams be encouraged to adhere to the protocol and fill out the form.
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