Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com), Millisecond
Created: January 10, 2013
Last Modified: January 24, 2023 by K. Borchert (katjab@millisecond.com), Millisecond
Script Copyright © Millisecond Software, LLC
This script implements the Insomnia Severity Index (ISI) to assess Insomnia as described in:
Bastien, C.H., Vallières A., & Morin, C.M. (2001). Validation of the Insomnia Severity Index as a clinical outcome measure for insomnia research. Sleep Medicine, 2, 297-307.
1 minute
This script offers the 7 questions of the Insomnia Severity Index on a single surveyPage.
A demographic surveyPage at the beginning (by default: not run) as well as a feedback page at the end (by default: run)
are optional and controlled via Editable Parameters.
File Name: insomniaseverityindex_summary*.iqdat
| Name | Description |
|---|---|
| inquisit.version | Inquisit version number |
| computer.platform | Device platform: win | mac |ios | android |
| startDate | Date the session was run |
| startTime | Time the session was run |
| subjectId | Participant ID |
| groupId | Group number |
| sessionId | Session number |
| elapsedTime | Session duration in ms |
| completed | 0 = Test was not completed 1 = Test was completed |
| textbox.Name.response/textbox.Age.response/dropdown.Gender.response | Name/Age/Gender-if collected |
| isiTotalScore | The participant's total ISI score |
File Name: insomniaseverityindex.iqdat
| Name | Description |
|---|---|
| date | Date the session was run |
| time | Time the session was run |
| subject, group, session | With the current subject/groupnumber/session id |
| build | Inquisit version number |
| q*_response | Response given (in assigned values) Scale: 0 - 4 (anchors depend on question) no automatically reversed scored questions |
| q*_latency | How much time (in ms) the participant spent on the surveyPage with this particular question (the last time this particular surveyPage was visited) |
The procedure can be adjusted by setting the following parameters.
| Name | Description | Default |
|---|---|---|
| skipDemographics | False = script does collect demographic data true = script does NOT collect demographic data (default) | |
| skipFeedback | False = script does provide feedback to participants (default) true = script does NOT provide feedback to participants to customize feedback go to EDITABLE CODE -> Editable Stimuli |