A diagnostic spontaneous breathing trial should be at least _____ in duration but may go as long as ______, and this is largely determined by the clinician's evaluation of how well the patient is tolerating the SBT using objective and subjective assessments.

Question

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A diagnostic spontaneous breathing trial (SBT) should be at least 30 minutes in duration but may go as long as 120 minutes, depending on the patient's tolerance and the clinician's assessment.

A Diagnostic Spontaneous Breathing Trial Should Be at Least _____