Which of these statements is correctly phrased as a clinical question for evidence-based practice?
a. What is the best method to insert an enteral feeding tube in an adult patient?
b. Are there differences in the characteristics of various brands of enteral feeding tubes?
c. In addition to aspiration, what are the most problematic complications of enteral tube feedings?
d. What method of determining stomach placement of enteral feeding tubes helps to prevent aspiration in adult patients?
ANS: D
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A This statement includes an intervention (insertion of an enteral feeding tube) and a population (adult patients) but does not include the other PICO elements.
B This statement includes comparison (differences between feeding tubes) but does not include the other PICO elements.
C This statement includes only a problem and needs to be further refined to include the PICO elements.
D This statement is worded as a clinical question and includes the four PICO elements: population (adult patients), intervention (methods of determining stomach placement), comparison (among methods), and outcome (prevent aspiration).
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