Name
pqpeffcy
Label
Pittsburgh Sleep Quality Index: Habitual sleep efficiency component subscore
Description
Subscore based on 3 items from Pittsburgh Sleep Quality Index, with a range of 0-3. A score of "0" indicates no difficulty, while a score of "3" indicates severe difficulty. Buysse et. al 1989 (PubMed ID: 2748771)
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Units
percent
Type
numeric