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Table 2 Characteristics of the sample, missing data, ESS scores and analysis of subjects with EDS

From: Excessive daytime sleepiness assessed by the Epworth Sleepiness Scale and its association with health related quality of life: a population-based study in China

Characteristic Subjects [n (%)] Subjects with missing data n (%) Total ESS Score (n=2906) Subjects with EDS (ESS>10)
n (%) Multivariate analysis
Median (Q1,Q3) Mean (SD)   Odds ratio (95%CI) p-value
Region
Urban 1585(49.32) 41(2.59) 6.00(3.00,10.00) 6.74(4.93) 339(21.96) 1.00  
Rural 1629(50.68) 267(16.39) 6.00(2.00,10.00) 6.77(5.31) 305(22.39) 1.05(0.86,1.27) 0.65
Gender
Female 1678(52.21) 175(10.43) 6.00(2.00,10.00) 6.73(5.17) 336(22.36) 1.00  
Male 1536(47.79) 133(8.66) 6.00(3.00,10.00) 6.77(5.05) 308(21.95) 0.97(0.81,1.17) 0.77
Age(years)
18~29 749(23.30) 32(4.27) 6.00(4.00,10.00) 7.03(4.64) 161(22.45) 1.00  
30~39 736(22.90) 41(5.57) 6.00(3.00,10.00) 6.8(4.95) 153(22.01) 0.94(0.72,1.22) 0.63
40~49 757(23.55) 69(9.11) 6.00(2.00,10.00) 6.43(5.23) 148(21.51) 0.90(0.68,1.19) 0.47
50~59 486(15.12) 62(12.76) 6.00(2.00,9.50) 6.4(5.24) 83(19.58) 0.71(0.51,0.98) 0.04
60~80 486(15.12) 104(21.40) 6.00(2.00,11.00) 7.1(5.82) 99(25.92) 0.80(0.56,1.15) 0.23
Education
Primary school or lower 571(17.77) 147(25.74) 7.00(3.00,11.00) 7.33(5.78) 124(29.25) 1.00  
Secondary/high school 1993(62.01) 152(7.63) 6.00(3.00,9.00) 6.43(4.95) 348(18.90) 0.57(0.44,0.76) <0.01
University or higher 650(20.22) 9(1.38) 7.00(3.00,11.00) 7.31(5.01) 172(26.83) 0.95(0.67,1.35) 0.77
Occupation
Office worker 912(28.44) 27(2.96) 6.00(3.00,10.00) 6.72(4.81) 197(22.26) 1.00  
Manual worker 2295(71.56) 281(12.24) 6.00(3.00,10.00) 6.76(5.25) 444(22.05) 1.07(0.86,1.34) 0.55
BMI
18.5-23.9 1872(58.35) 153(8.17) 6.00(3.00,10.00) 6.44(4.92) 348(20.24) 1.00  
<18.5 296(9.23) 35(11.82) 7.00(4.00,10.00) 7.15(4.88) 61(23.37) 1.12(0.81,1.54) 0.50
24.0-27.9 810(25.25) 94(11.60) 7.00(3.00,10.00) 7.17(5.41) 173(24.16) 1.23(0.99,1.53) 0.06
>=28.0 230(7.17) 25(10.87) 7.00(3.00,12.00) 7.34(5.57) 62(30.24) 1.64(1.18,2.29) <0.01
Chronic diseases*
No 2382(74.11) 186(7.81%) 6.00(3.00,10.00) 6.64(4.97) 455(20.72) 1.00  
Yes 832(25.89) 122(14.66) 6.00(3.00,11.00) 7.08(5.52) 189(26.62) 1.36(1.08, 1.70) <0.01
  1. *Chronic diseases: including hypertension, diabetes, cerebrovascular diseases, liver diseases, renal diseases, chronic bronchitis, and rheumatoid arthritis.