Skip to main content

Table 4 Intraclass correlation coefficient between insomnia scales

From: Development of the Lebanese insomnia scale (LIS-18): a new scale to assess insomnia in adult patients

  

RIS

AIS

ISI

MOS-SS

RIS

ICC (CI)

N/A

0.750 (0.711–0.783)

0.875 (0.856–0.892)

−3.378 (−4.050--2.796)

p-value

< 0.001

< 0.001

1.000

AIS

ICC (CI)

0.750 (0.711–0.783)

N/A

0.767 (0.731–0.798)

−0.978 (−1.282--0.715)

p-value

< 0.001

< 0.001

1.000

ISI

ICC (CI)

0.875 (0.856–0.892)

0.767 (0.731–0.798)

N/A

−2.406 (−2.929--1.953)

p-value

< 0.001

< 0.001

1.000

MOS-SS

ICC (CI)

−3.378 (−4.050- -2.796)

−0.978 (−1.282- -0.715)

−2.406 (− 2.929--1.953)

N/A

p-value

1.000

1.000

1.000

  1. ICC Intraclass Correlation coefficient, CI 95% Confidence interval, N/A Not Applicable
  2. AIS Athens Insomnia Scale, ISI Insomnia Severity Index, RIS Regensburg Insomnia Scale, MOS-SS Medical Outcomes Study Sleep Scale