a ratio of time in bed versus time asleep and it can be affected by medication, depression and anxiety. It is a ration which is calculated by dividing the sleeping time by the time when a person goes to bed.

SLEEP EFFICIENCY: "Joe's sleep efficiency was low due to his medication."
Cite this page: N., Pam M.S., "SLEEP EFFICIENCY," in, April 13, 2013, (accessed October 20, 2021).