Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com), Millisecond
Created: January 30, 2018
Last Modified: January 05, 2025 by K. Borchert (katjab@millisecond.com), Millisecond
Script Copyright © Millisecond Software, LLC
This script implements a computerized version of the Iowa Sleep Experiences Survey (ISES) by Watson (2001).
Watson, D. (2001). Dissociations of the night: Individual differences in sleep-related experiences and their relation to dissociation and schizotypy. Journal of Abnormal Psychology, 110, 526-535.
For more information: https://www.ocf.berkeley.edu/~jfkihlstrom/ConsciousnessWeb/SleepDreams/ISES.htm
3 minutes
24 7-point Likert questions, self-report
see /caption and /subcaption under section SURVEYPAGES
File Name: ises_summary.iqdat' (Inquisit Lab: one data file per participant)
| Name | Description |
|---|---|
| inquisit.version | Inquisit version number |
| computer.platform | Device platform: win | mac |ios | android |
| computer.touch | 0 = device has no touchscreen capabilities; 1 = device has touchscreen capabilities |
| computer.hasKeyboard | 0 = no external keyboard detected; 1 = external keyboard detected |
| 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 |
| generalSleepExperiencesScale | Sum of #1, #2, #6, #7, #12, #15, #16, #17, #18, #19, #20, #21, #22, #23, #24 |
| lucidDreaming | Sum of #8, #9, #10 |
File Name: ises.iqdat
| Name | Description |
|---|---|
| date | Date the session was run |
| time | Time the session was run |
| subject | Participant ID |
| group | Group number |
| session | Session number |
| build | Inquisit version number |
| q*_response | Response given (in assigned values) Scale: 0 (never) - 6 (regularly) no 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) |