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Each component is weighted equally on a 0 3 scale, and summed to yield the total PSQI score (range, 0 21), with the highest score denoting worst sleep quality.
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Stress, anxiety, depression, and worst pain decreased and sleep quality and optimism increased in the flotation-REST group compared to the wait-list control group.
Stress, depression, anxiety, and worst pain were significantly decreased whereas optimism and sleep quality significantly increased for the flotation-REST group.
Sleep quality is also suffering.
5Pittsburgh sleep quality index.
Pittsburgh sleep quality index.
Sleep quality was assessed with Pittsburgh Sleep Quality Index.
Pittsburgh Sleep Quality Index score.
Table 2 summarizes sleep quality parameters (PSQI sleep component scales).
Subjective sleep quality was assessed by sleep diaries, Epworth sleepiness scale, Karolinska sleep questionnaire and Pittsburgh sleep quality index.
Sleep disturbance, sleep quality and sleep habits were assessed using the Japanese version of the Pittsburgh Sleep Quality Index (PSQI).
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