A patient with chronic insomnia has had limited success with general sleep hygiene advice. The nurse plans to introduce stimulus control as part of Cognitive Behavioral Therapy for Insomnia (CBT-I). Which instruction aligns with this specific intervention?
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AKeeping the bedroom environment consistently dark and cool
BAvoiding all caffeine intake after 12:00 PM daily
CLimiting all fluid intake two hours before bedtime
DExercising in the early morning rather than evening
ELeaving the bedroom if awake for more than 20 minutes
✓ Correct answer: E. Leaving the bedroom if awake for more than 20 minutesStimulus control aims to re-associate the bed with rapid sleep onset. Patients must leave the bedroom if unable to sleep after 20 minutes to break conditioned arousal. Sleep hygiene tips (limiting fluids or caffeine) do not address the behavioral conditioning specific to this intervention.
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