Table 2

Characteristics of the sample, missing data, ESS scores and analysis of subjects with EDS
Characteristic Subjects [n(%)] Subjects with missing datan(%) 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

*Chronic diseases: including hypertension, diabetes, cerebrovascular diseases, liver diseases, renal diseases, chronic bronchitis, and rheumatoid arthritis.

Wu et al.

Wu et al. BMC Public Health 2012 12:849   doi:10.1186/1471-2458-12-849

Open Data