Evidence map›Paper›PMID 23319442›Full record

ArticleJournal of the experimental analysis of behavior2013

Effects of reward bundling on male rats' preference for larger-later food rewards.

Jeffrey S Stein, Rochelle R Smits, Patrick S Johnson, Kennan J Liston, Gregory J Madden

Abstract read
In one paragraph

Article in Journal of the experimental analysis of behavior, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

16 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Framing as a mechanism to overcome the temptation of bad habits.Frontiers in behavioral neuroscience · 2025
    Review
  4. Using sign tracking to experimentally increase self-control in rats.Journal of the experimental analysis of behavior · 2024
    Article
  5. Review
  6. Article
  7. Article
  8. Article
  9. Review
  10. Article
  11. Cognitive and behavioral training interventions to promote self-control.Journal of experimental psychology. Animal learning and cognition · 2019
    Review
  12. Article
  13. Article
  14. Review
  15. Article
  16. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Jeffrey S SteinDepartment of Psychology, Utah State University, 2810 Old Main Hill, Logan, UT 84322, USA. jeff.stein@aggiemail.usu.edu
Rochelle R Smits
Patrick S Johnson
Kennan J Liston
Gregory J Madden

Funding

Experimental Manipulations of Impulsivity: Effects on Gambling and Drug TakingR01DA029608 · NIDA · UTAH STATE UNIVERSITY · PI MADDEN, GREGORY J · 2010 to 2013
$957k
NIDA NIH HHS DA029605NIDA NIH HHS R01 DA029608
6 · The paper itself

Abstract

In both humans and nonhumans, prior research demonstrates increased preference for larger-later over smaller-sooner rewards when rewards are bundled together in a series (i.e., when an operant choice produces multiple discrete reward deliveries, as opposed to only a single delivery). These findings can be predicted using a traditional hyperbolic delay-discounting model. The present study was designed to examine the parametric effects of the size of the reward bundle on larger-later reward preference in male rats. During a reward-bundling phase, rats were exposed to bundle-sizes of either 1 (i.e., no bundling), 3, or 9 rewards. Rats in the Bundle-size 9 group showed significantly greater larger-later reward preference across a range of delays (0-17.5 s) than rats in any other group, but no other significant differences in choice were observed between groups. In addition, when choice for unbundled rewards was assessed following the reward-bundling phase, rats in the Bundle-size 9 group showed a significant increase in larger-later reward preference (compared to a pre-test). Obtained data from the reward-bundling phase are compared to model-predicted data, and potential mechanisms of the observed increase in self-control for unbundled rewards are discussed.

Indexed as

Choice BehaviorRewardAnimalsConditioning, OperantImpulsive BehaviorJudgmentMaleRatsRats, Long-EvansTime Factors

Identifiers

PMID23319442
PMCPMC4267752

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.