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Which of the following is used to select a CUFFED tracheal tube for a pediatric patient?
A. Khine formula
B. Cole formula
C. Modified Cole formula
D. Stenson formula
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Answer
The answer is A. The Khine formula is (3+ (age/4)). It is reported to have a 99% success rate. The Cole and modified Cole formulas are for UNCUFFED TT. (4+(age/4)). They have a success rate of around 77% (depending on age)). [1]