PROMIS Sleep Disturbance Short Form 8a
Psychology: Health & SleepReliability: alpha 0.914 sample items
About this scale
An 8-item NIH-developed measure of sleep disturbance covering sleep quality, depth, restoration, and difficulties.
Sample item(s)
“My sleep was restless”
“I had a problem with my sleep”
“I had difficulty falling asleep”
“My sleep quality was poor”
Reliability
Reported internal consistency: alpha 0.91. As a rule of thumb, Cronbach’s α ≥ .70 is considered acceptable, ≥ .80 good, and ≥ .90 excellent for established measures.
Notes
Free for academic use.
Source & citation
Yu, L., Buysse, D. J., Germain, A., Moul, D. E., Stover, A., Dodds, N. E., Johnston, K. L., & Pilkonis, P. A. (2011): Development of short forms from the PROMIS Sleep Disturbance and Sleep-Related Impairment item banks. Behavioral Sleep Medicine, Vol. 10, No. 1, pp. 6–24.
Source. Scale details are summarised from the publication cited above. Always consult the original source for the full item set, scoring, and permission to use.
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