allen_2025_delaydiscount

3,911 responses from 145 respondents to 27 items.

About this table

Description27-item Kirby Monetary Choice Questionnaire (binary smaller-sooner/larger-later choices), delay-discounting/cognitive-impulsivity study of undergraduates with self-reported head injury history (n=145), USA
ReferenceAllen MT, Interian A, Reddy V, Rodriguez K, Myers CE (2025). Self-reported history of head injury is associated with cognitive impulsivity on a delay discounting task. PeerJ.
DOI10.7717/peerj.19057
LicenceCC BY 4.0
Source datahttps://europepmc.org/article/PMC/PMC11892457

Size and shape

Responses3,911
Respondents145
Items27
Response categories2
Responses per respondent26.972
Responses per item144.852
Density0.999
LongitudinalFALSE

Classification

sampleEducational
measurement toolTest
item formatLikert Scale/selected response
primary language(s)eng

Item text

This table has item text in the IRW: the wording administered to respondents, not just the response codes.

InstrumentMonetary Choice Questionnaire (MCQ; Kirby, Petry & Bickel, 1999), 27-item version
Mean words per item11
Mean characters per item51.222
Mean characters per response11.611
Flesch-Kincaid grade level3.095

Columns

iditemresp

Get the data

Download CSVno account neededBrowse on Redivisexplore and queryCroissant metadataHugging Face, Kaggle, OpenML

Or load it directly in R or Python:

# R
install.packages("remotes")
remotes::install_github("itemresponsewarehouse/Rpkg")
library(irw)
df <- irw_fetch("allen_2025_delaydiscount")
# Python
pip install irw

import irw
df = irw.fetch("allen_2025_delaydiscount")

Version and provenance

IRW versionv393
Redivis datasetitem_response_warehouse_4 v7.0
Redivis dataset DOI10.57761/cpj5-vm97
Manifest pin for this IRW versionv7.0
Metadata sourceirw_meta v23.0