Which of the following data are most important to assess if a patient is receiving sufficient sleep?

A) Hours of sleep each night
B) Sleep-wake pattern
C) Whether the patient feels rested
D) Number of times the patient awakens during sleep

Because sleep is a subjective experience,only the patient is able to report whether it is sufficient and restful.Patients are your best resource for describing a sleep problem and any change from their usual sleep and waking patterns.Number of hours of sleep,sleep-wake pattern,and number times awakes while sleeping are not the most important to assess to determine effectiveness of the patient's sleep,the subjective experience of the patient is the most important.