Name
isi
Label
Insomnia Severity Index: Total Score
Description

Summary score for the Insomnia Severity Index. Morin CM, Insomnia, psychological assessment and management. Guilford Press, New York, 1993 Each item is scored from 0 to 4. Total score is the sum of all seven items (0 to 28), and catergorized as: absence of insomnia (0 to 7), sub-threshold insomnia (8 to 14), moderate insomnia (15 to 21), and severe insomnia (22 to 28).

This is a numeric variable with values ranging from 0-28 based on the Sleep Questionnaire II form. Missing if did not answer any of following: SQEA6, SQEA7, SQEA8, SQEA9. If SQEA10 answered 'Yes 1', but any of following missing: SQEA11, SQEA12, SQEA13, then missing. Missing if did not answer SQEA10 and SQEA11-SQEA13.

Search for all ISI variables within this dataset

Type
integer
Visit Number vs Insomnia Severity Index: Total Score
N Mean StdDev Median Min Max Unknown Total
Baseline - - - - - - - -
Sueño Ancillary 1,911 7.5 ± 6.7 5.0 0.0 28.0 341 2,252
Gender vs Insomnia Severity Index: Total Score
Sueño Ancillary
N Mean StdDev Median Min Max Unknown Total
Total 1,911 7.5 ± 6.7 5.0 0.0 28.0 1 1,912
Female 1,222 8.1 ± 7.0 6.0 0.0 28.0 1 1,223
Male 689 6.5 ± 5.9 5.0 0.0 28.0 - 689