Pediatric Endotracheal Tube Size
Questions
About
Several formulas such as the ones below allow estimation of proper endotracheal tube size for children 1 to 10 years of age, based on the child's age:
- Uncuffed endotracheal tube size (mm ID) = (age in years/4) + 4
- Cuffed endotracheal tube size (mm ID) = (age in years/4) + 3
References
Circulation 2005;112;IV-167-IV-187; originally published online Nov 28, 2005;
The Pediatric Endotracheal Tube Size calculator is created by QxMD.
By using this site you acknowledge that you have read, understand, and agree to be bound by our terms of use and privacy policy. All content and tools are for educational use only, are not meant to be a substitute for professional advice and should not be used for medical diagnosis and/or medical treatment.