Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com), Millisecond
Created: January 18, 2020
Last Modified: January 12, 2023 by K. Borchert (katjab@millisecond.com), Millisecond
Script Copyright © Millisecond Software, LLC
This script implements the Problematic Internet Use Questionnaire (PIUQ) by Demetrovics et al (2008). The PIUQ was tested with a sample that ranged in age from 12-69 (mean: ~23).
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.
1.5 minutes
18 questions, 5-point Likert Scale (never - always), self-report
File Name: piuq_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 |
| numberMissingItems | The number of questions that have not been answered |
Total And Subscale Scores: Scored On Scale: 1 (Never) To 5 (Always) |
|
| piuqTotal | The total score (range: 18-90) |
| zScorePIUQ | The z-score of the total score |
| percentilePIUQ | Associated percentile of z-score |
| piuqObsession | The score on subscale 'obsession' (range: 6-30) |
| zScoreO | The z-score of the obsession score |
| percentileO | Associated percentile of z-score |
| piuqNeglect | The score on subscale 'neglect' (range: 6-30) |
| zScoreN | The z-score of the neglect score |
| percentileN | Associated percentile of z-score |
| piuqControlDisOrder | The score on subscale 'controldisorder' (range: 6-30) |
| zScoreC | The z-score of the control disorder score |
| percentileC | Associated percentile of z-score |
File Name: piuq.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: 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) |
The procedure can be adjusted by setting the following parameters.
| Name | Description | Default |
|---|---|---|
| calculateGenderNorms | True = the script collects gender information and calculates z-scores and percentiles based on reported gender false = the script does not collect gender information (and does not calculate z-scores/percentiles) | true |