sleep questionnaires

karolinska sleepiness scale (KSS)

state sleepiness in the moment on a scale from 1-10. 10 is very sleepy

epworth sleepiness scale (ESS)

average sleep propensity on most days

>10 indicates excessive daytime sleepiness 

Pittsburgh Sleep Quality Index 

>5 indicates poor sleep quality

TIB

Time in Bed

SOL

sleep onset latency

TST

total sleep time

SE%

TST/TIB

WASO

wake after sleep onset

morningness-eveningness questionnaire (MEQ)

propensity to sleep at a particular time during a 24-hr period

munich chronotype (MCTQ)

propensity to sleep at a particular time during a 24-hr period

• finds midpoint of sleep (bedtime-waketime)/2

• calculates social jetlag = (midpoint of sleep (free)-midpoint of sleep (work))

accelerometer

motion

photoplethysmography

pulse

orthosomnia

a term used to describe an excessive preoccupation with sleep quality and the use of sleep-tracking technology