___________________________________________________________________________________________________________________ *SLEEP-WAKE ACTIVITY INVENTORY (SWAI)* ___________________________________________________________________________________________________________________ Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com) for Millisecond Software, LLC Date: 02-23-2016 last updated: 10-12-2023 by K. Borchert (katjab@millisecond.com) for Millisecond Software, LLC Script Copyright © 10-12-2023 Millisecond Software Millisecond Software thanks Meghan Lee for collaborating on this script! ___________________________________________________________________________________________________________________ BACKGROUND INFO ___________________________________________________________________________________________________________________ This script implements the Sleep-Wake Activity Inventory (SWAI) as described in: Rosenthal L., Roehrs TA, Roth T. (1993). The Sleep-Wake Activity Inventory: a self-report measure of daytime sleepiness. Biol Psychiatry, 34, 810-20. ___________________________________________________________________________________________________________________ OVERVIEW ___________________________________________________________________________________________________________________ Participants answer 59 9-point Likert Scale questions. 31 of these questions belong to 6 subscales (the remaining 28 questions are not considered for scoring): Excessive Daytime Sleepiness (EDS): 9 questions Psychic Distress (PD): 6 questions Social desirability (SD): 6 questions Energy Level (EL): 4 questions Ability to Relax (AR): 3 questions Nocturnal Sleep (NS): 3 questions ___________________________________________________________________________________________________________________ DURATION ___________________________________________________________________________________________________________________ the default set-up of the script takes appr. 5 minutes to complete ___________________________________________________________________________________________________________________ DATA OUTPUT DICTIONARY ___________________________________________________________________________________________________________________ The fields in the data files are: (1) Raw data file: 'sleepwakeactivityinventory.iqdat' date, time: date and time script was run with the current group/subjectnumber subject, group, session: with the current subject/groupnumber/session id build: the Inquisit build q*_response: response given (in assigned values: 1 (Always) 9 (Never)) Note: Recorded Scores reflect Reversed scoring for questions with 'Reversed' in the question label 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) (2) Summary data file: 'sleepwakeactivityinventory_summary.iqdat' (Inquisit Lab: one data file per participant) inquisit.version: Inquisit version run computer.platform: the platform the script was run on (win/mac/ios/android) startDate: date script was run startTime: time script was started subjectId: assigned subject id number groupId: assigned group id number sessionId: assigned session id number elapsedTime: time it took to run script (in ms); measured from onset to offset of script completed: 0 = script was not completed (prematurely aborted); 1 = script was completed (all conditions run) edsScore: score for the Excessive Daytime Sleepiness Scale: 9 (high daytime sleepiness)-81 (low daytime sleepiness) pdScore: score for the Psychic Distress Scale: 6 (high psychic distress) - 54 (low psychic distress) sdScore: score for the Social Desirability Scale: 6 (low social desirability) - 54 (high social desirability) elScore: score for the Energy Level Scale: 4 (high energy) - 36 (low energy) arScore: score for the Ability to Relax Scale: 3 (high ability to relax) - 27 (low ability to relax) nsScore: score for the Nocturnal Sleep Scale: 3 (high ability to fall asleep at night)- 27 (low ability to fall asleep at night) (the recorded raw scores reflect reversed coding where appropriate) ___________________________________________________________________________________________________________________ QUESTIONNAIRE SET-UP ___________________________________________________________________________________________________________________ The questionnaire consists of 59 9-point Likert questions. 31 questions score on 6 subscales, the remaining 28 questions are not considered for scoring. Excessive Daytime Sleepiness (EDS): 9 questions (9, 13, 24, 29, 40, 45, 50, 53, 54); Min 9 (high daytime sleepiness)- Max 81 (low daytime sleepiness) Psychic Distress (PD): 6 questions (7, 16, 21, 32, 36, 37); Min 6 (high psychic distress) - Max 54 (low psychic distress) Social desirability (SD): 6 questions (5, 15, 26, 27, 43, 49); Min 6 (low social desirability) - Max 54 (high social desirability) Energy Level (EL): 4 questions (8, 14R*, 30R*, 41); Min 4 (high energy) - Max 36 (low energy) Ability to Relax (AR): 3 questions (34, 38R*, 51); Min 3 (high ability to relax) - Max 27 (low ability to relax) Nocturnal Sleep (NS): 3 questions (11R*, 18, 35); Min 3 (high ability to fall asleep at night)- Max 27 (low ability to fall asleep at night) *R: Script takes care of reversed coding where appropriate. ___________________________________________________________________________________________________________________ INSTRUCTIONS ___________________________________________________________________________________________________________________ see Editable Parameters ___________________________________________________________________________________________________________________ EDITABLE CODE ___________________________________________________________________________________________________________________ check below for (relatively) easily editable parameters, stimuli, instructions etc. Keep in mind that you can use this script as a template and therefore always "mess" with the entire code to further customize your experiment. The parameters you can change are: /pageInstructions: the instructions that appear at the top of each surveyPage