When a "PICO" question is developed,the letter that corresponds with the usual standard of care is:

Question

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C = Comparison of interest.What is the usual standard of care or current intervention you use now in practice?
P = Patient population of interest.Identify your patients by age,gender,ethnicity,disease,or health problem.
I = Intervention of interest.What is the intervention you think is worthwhile to use in practice (e.g.,treatment,diagnostic test,prognostic factor)?
O = Outcome.What result do you wish to achieve or observe as a result of an intervention (e.g.,change in patient's behavior,physical finding,change in patient's perception)?

When a "PICO" Question Is Developed,the Letter That Corresponds with the Usual