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Neonatal Anthropometric Measures and Peripherally Inserted Central Catheter Depth.
Debra Armbruster1, Jonathan Slaughter, Michael Stenger
1Departments of Neonatology (Drs Armbruster, Slaughter, and Stenger) and Radiology (Dr Warren), Nationwide Children's Hospital, Columbus, Ohio.
Summary
Neonatal weight and length are associated with appropriate peripherally inserted central catheter (PICC) depth. This study suggests an anthropometric model for guiding neonatal PICC insertion, improving patient care.
Area of Science:
- Neonatal care
- Medical device insertion
- Clinical research
Background:
- Peripherally inserted central catheters (PICCs) are standard in neonatal intensive care.
- Historically, surface anatomy measures estimated neonatal PICC depth since 1973.
- Previous research on anthropometric measures for PICC depth was limited to pediatric and adult populations.
Purpose of the Study:
- To investigate the correlation between neonatal anthropometric measurements and correct peripherally inserted central catheter (PICC) insertion depth.
- To explore potential anthropometric models for determining appropriate PICC depth in neonates.
Main Methods:
- Infants requiring PICC insertion at Nationwide Children's Hospital were enrolled.
- Standard PICC procedures were followed, and correct tip position was verified.
- Multivariable linear regression analyzed relationships between PICC depth and neonatal weight, length, and insertion site.
Main Results:
- The study included 49 neonates with diverse gestational ages, weights, and lengths.
- Neonatal weight and length were significantly associated with PICC insertion depth across all insertion sites (P < .0001).
- Preprocedure surface measurements also showed a strong association with the required PICC insertion depth (P < .0001).
Conclusions:
- A significant relationship exists between neonatal weight and length and appropriate PICC insertion depth.
- These findings support the development of an anthropometric model for neonatal PICC placement.
- Further research with larger sample sizes is recommended to refine this predictive model.
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