Evidence map›Paper›PMID 19122053›Full record

ArticleLearning & behavior2009

Spacing extinction trials alleviates renewal and spontaneous recovery.

Gonzalo P Urcelay, Daniel S Wheeler, Ralph R Miller

Abstract read
In one paragraph

Article in Learning & behavior, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
–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

44 citing papers in PubMed.

  1. Trial
  2. Trial
  3. Article
  4. Article
  5. Memory erasure by dopamine-gated retrospective learning.bioRxiv : the preprint server for biology · 2026
    Article
  6. Article
  7. Article
  8. Article
  9. Article
  10. Review
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. The clinical potential of augmented reality.Clinical psychology : a publication of the Division of Clinical Psychology of the American Psychological Association · 2020
    Article
  17. Article
  18. Review
  19. Article
  20. The Spacing Effect for Structural Synaptic Plasticity Provides Specificity and Precision in Plastic Changes.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2017
    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

3 authors.

Gonzalo P UrcelayUniversity of Cambridge, Cambridge, England.
Daniel S Wheeler
Ralph R Miller

Funding

EXTRAACQUISITION ASSOCIATIVE DETERMINANTS OF PERFORMANCER01MH033881 · NIMH · STATE UNIVERSITY OF NY,BINGHAMTON · PI MILLER, RALPH R. · 1985 to 2009
$2.7M
NIMH NIH HHS R01 MH033881PHS HHS 33881
6 · The paper itself

Abstract

Studies of extinction in classical conditioning situations can reveal techniques that maximize the effectiveness of exposure-based behavior therapies. In three experiments, we investigated the effect of varying the intertrial interval during an extinction treatment in a fear-conditioning preparation with rats as subjects. In Experiment 1, we found less fear at test (i.e., more effective extinction) when extinction trials were widely spaced, relative to intermediate or massed extinction trials. In Experiment 2, we used an ABA renewal procedure and observed that spaced trials attenuated renewal of conditioned fear relative to massed trials. In Experiment 3, we used a similar design, but instead of changing the physical context at the time of testing, we interposed a retention interval after the extinction treatment to produce a change in the temporal context. The results showed less spontaneous recovery of fear after spaced than after massed extinction trials. These results suggest that extinction is more enduring when the extinction trials are spaced rather than massed. Although the benefits of spacing trials are small when there is no contextual change from extinction to testing, a change in either physical or temporal context following massed extinction trials leads to a recovery from extinction, which is reduced when the trials are spaced.

Indexed as

Conditioning, ClassicalExtinction, PsychologicalRecognition, PsychologyAnimalsAssociation LearningFearFemaleImplosive TherapyMaleModels, PsychologicalRatsRats, Sprague-DawleyRetention, PsychologyTime Factors

Identifiers

PMID19122053
PMCPMC2660520

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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.