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Table 3 Mean values and standard deviation for the PSQI, ESE, WHOQOL-OLD, and TUG performance time in the elderly community (n = 131)

From: Association of sleep quality with excessive daytime somnolence and quality of life of elderlies of community

Variables Mean ± SD Variation
Sleep Quality (PSQI) 11.2 ± 5.6 5–18
Excessive daytime somnolence (ESS) 8.3± 2.2 4–14
Quality of life (WHOQOL-OLD) 84.8 ± 10 62–111
Functional mobility (TUG) 9.0 ± 2.0 5–14