Quick Delay Questionnaire - QDQ

Technical Manual

Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com), Millisecond

Millisecond thanks Dr. Edmond Sonuga-Barke for generously giving permission to include
the measure in the Millisecond Test Library!

Created: January 15, 2021

Last Modified: January 03, 2023 by K. Borchert (katjab@millisecond.com), Millisecond

Script Copyright © Millisecond Software, LLC

Background

This script implements the Quick Delay Questionnaire (QDQ) by Clare et al (2010) to assess daily delay-related behavior.

NOTE: Please obtain permission from the authors before using this measure.

References

Sylvia Clare, S., Helps, S. & Sonuga-Barke, E.J.S (2010). The quick delay questionnaire: a measure of delay aversion and discounting in adults. ADHD Atten Def Hyp Disord, 2, 43–48. DOI 10.1007/s12402-010-0020-4

Duration

2 minutes

Description

10 5-point likert type self-report questionnaire, originally designed for adults. It measures delay-related behavior in regard to every day situation on two distinct dimensions: Delay Aversion (emotion related) and Delay Discounting (non emotion related)

Summary Data

File Name: qdq_summary.iqdat' (Inquisit Lab: one data file per participant)

Data Fields

NameDescription
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
delayAversion Positive/negative emotions relating to delay
q2, q4, q6R, q8R, q9R
Range: 5-25
The higher the value the higher aversion to delays
delayDiscounting Assigning value to delays
q1, q3, q5R, q7R, q10R
Range: 5-25
The higher the value the more the person discounts delays

Raw Data

File Name: qdq.iqdat

Data Fields

NameDescription
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 (very like me) - 5 (not at all like me)
R = automatically reversed scored questions (q1R, q2R, q3R, q4R)
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)

Parameters

The procedure can be adjusted by setting the following parameters.

NameDescriptionDefault
pageInstructions The instructions