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Table 4 Comparison of baseline characteristics by Pittsburgh Sleep Quality Index

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

Variables 5 a 10 >  10 p
Gender (% women) 50 64 0.26
Age (years) 71.2 ± 6.2 69.8 ± 7.5 0.07
BMI (Kg/m2) 27.3 ± 4.2 27.2 ± 4.1 0.95
Waist Circumference (cm) 92.8 ± 10.6 92.4 ± 10.3 0.82
Self-reported morbidities (n) 1.73 ± 1.2 1.82 ± 1.7 0.74
Per capita income
(% ≤ 2 minimum wages)
43 55 0.95
Education (% ≤ 3 years of study) 45 62 0.28
Housing (% live with relatives) 42 47 0.08