The study aims to clarify the sources and influencing factors of noise in the post anesthesia care unit, as well as the perception of noise by medical staff through survey table, in order to improve the noise environment, optimize noise management, protect medical staff, and enhance medical quality.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Main noise decibel
Timeframe: From enrollment to the end of observation at 1 week