Table 3

- Sleep quality in relation to daytime sleepiness and insomnia.

CharacteristicsTotalSleep qualityP-ValueCrude OR95% CI
GoodPoor
n(%)n(%)n(%)
ISI interpretation
No insomnia92(42.2)44(80)48(29.4)<0.00011
Subthreshold insomnia82(37.6)10(18.2)72(44.2)6.603.0314.37
Clinical insomnia44(20.2)1(1.8)43(26.4)39.425.21298.44
ESS interpretation
Normal140(64.2)45(81.8)95(58.3)0.0021
Average amount of DTS39(17.9)8(14.5)31(19)1.840.784.31
May or should consider seek medical attention39(17.9)2(3.6)37(22.7)8.762.0237.98

CI = confidence interval; DTS-daytime sleepiness; ESS-Epworth Sleepiness Scale; ISI-Insomnia Severity Index; OR-odds ratio.