___________________________________________________________________________________________________________________ *Problematic Internet Use Questionnaire Short Form 6 (PIUQ-SF-6)* ___________________________________________________________________________________________________________________ Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com) for Millisecond Software, LLC Date: 12-18-2020 last updated: 02-25-2022 by K. Borchert (katjab@millisecond.com) for Millisecond Software, LLC Script Copyright © 02-25-2022 Millisecond Software ___________________________________________________________________________________________________________________ BACKGROUND INFO ___________________________________________________________________________________________________________________ This script implements the Problematic Internet Use Questionnaire-Short Form-6 (PIUQ-SF-6) by Demetrovics et al (2016). The PIUQ-SF-6 was created as a brief screening survey for adolescents. Reference PIUQ-SF_6: Demetrovics Z, Király O, Koronczai B, Griffiths MD, Nagygyörgy K, Elekes Z, et al. (2016) Psychometric Properties of the Problematic Internet Use Questionnaire Short-Form (PIUQ-SF-6) in a Nationally Representative Sample of Adolescents. PLoS ONE 11(8): e0159409. doi:10.1371/journal.pone.0159409 original PIUQ (18 items): Demetrovics, Z., Szeredi, B., & Rózsa, S. (2008). The three-factor model of Internet addiction: The development of the Problematic Internet Use Questionnaire. Behavior Research Methods, 40, 563-574. ___________________________________________________________________________________________________________________ OVERVIEW ___________________________________________________________________________________________________________________ 6 questions, 5-point Likert Scale (never - always) Items belong to three subscales: Obsession: 2,6 Neglect: 1,5 Control disorder: 3,4 ___________________________________________________________________________________________________________________ DURATION ___________________________________________________________________________________________________________________ the default set-up of the script takes appr. 1.5 minutes to complete ___________________________________________________________________________________________________________________ DATA FILE INFORMATION ___________________________________________________________________________________________________________________ The default data stored in the data files are: (1) Raw data file: 'piuq.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: 1 (never) - 5 (always) 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) (2) Summary data file: 'piuq_sf_6_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) numberMissingItems: the number of questions that have not been answered Note: by default settings, all questions are required to be answered. However, that setting can be changed. If default setting is changed, the above variable can be used as a flag. //Total and Subscale Scores: scored on scale: 1 (never) to 5 (always) piuq_sf_6_total: the total score (range: 6-30) Note: Demetrovics et al (2016, table 5) suggest 15 as the cut-off value indicating problematic internet use in adolescents piuq_sf_6_Obsession: the score on subscale 'obsession' (range: 2-10) piuq_sf_6_Neglect: the score on subscale 'neglect' (range: 2-10) piuq_sf_6_ControlDisorder: the score on subscale 'controldisorder' (range: 2-10) + z-scores and percentiles if applicable + responses to individual items ___________________________________________________________________________________________________________________ QUESTIONNAIRE SET-UP & SCORING ___________________________________________________________________________________________________________________ 6 questions, 5-point Likert Scale (never - always) Items belong to three subscales: Obsession: 2,6 Neglect: 1,5 Control disorder: 3,4 Scoring: Each question is scored on a scale 1 (never) to 5 (always) A subscale score is computed for each of the 3 subscales based on the sum of the individual responses. The Total PIUQ-SF-6 score is based on the sum of all responses.