___________________________________________________________________________________________________________________ *Compulsive Internet Use Scale (CIUS)* ___________________________________________________________________________________________________________________ Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com) for Millisecond Software, LLC Date: 04-02-2021 last updated: 02-17-2022 by K. Borchert (katjab@millisecond.com) for Millisecond Software, LLC Script Copyright © 02-17-2022 Millisecond Software ___________________________________________________________________________________________________________________ BACKGROUND INFO ___________________________________________________________________________________________________________________ This script implements the Compulsive Internet Use Scale (CIUS) by Meerkert et al (2009). Reference Meerkerk, G.J., Van Den Eijnden, R.J., Vermulst, A.A., & Garretsen, H.F. (2009). The Compulsive Internet Use Scale (CIUS): some psychometric properties. Cyberpsychol Behav, 12(1), 1-6. doi: 10.1089/cpb.2008.0181. PMID: 19072079. ___________________________________________________________________________________________________________________ OVERVIEW ___________________________________________________________________________________________________________________ 14 5-point Likert scale items to cover 5 core elements of compulsive internet use: Items 1, 2, 5, and 9 covers loss of control Items 3, 8, 10, and 11 covering conflict Items 4, 6, and 7 covers preoccupation Items 12 and 13 cover coping Item 14 covers withdrawal symptoms ___________________________________________________________________________________________________________________ DURATION ___________________________________________________________________________________________________________________ the default set-up of the script takes appr. 1 minute to complete ___________________________________________________________________________________________________________________ DATA FILE INFORMATION ___________________________________________________________________________________________________________________ The default data stored in the data files are: (1) Raw data file: 'cius.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) Scale: never (0) - very often (4) 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: 'cius_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) cius_totalscore: the sum of all 14 individual responses (on scale from 0-4) Range: 0 - 56 + responses to the individual 14 items __________________________________________________________________________________________________________________ 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: