Research data · Disease model and test

Conditioned place preference in anxiety research

From 2021 to 2025, 65 animal research papers on anxiety mentioned conditioned place preference in their title or abstract.

That is 1.7 times the 38 papers of 2011 to 2015. Between the same two periods, the papers on anxiety that mention any of the 90 tests we count grew more slowly, to 1.3 times as many.

65 papers on anxiety from 2021 to 2025 mentioned conditioned place preference
2% of the papers on anxiety that mention any test mention conditioned place preference
6% of the papers that mention conditioned place preference are on anxiety
1.7 times as many papers as in 2011 to 2015

Papers by year

Animal research papers on anxiety that mention conditioned place preference, by year, 2001 to 2026

The 2026 bar counts papers added to PubMed by November 8, 2026.

  • Papers in a full year
  • 2026 so far
Show the counts for each year
Papers by year
YearPapers
20012
20023
20033
20041
20052
20064
20078
20089
20098
20105
20113
20126
20137
201413
20159
201613
201715
201817
201910
202012
202112
202214
202312
20249
202518
2026 (part year)15

Papers on anxiety that mention conditioned place preference fell from 12 in 2021 to 9 in 2024, then rose to 18 in 2025. Part of this dip may come from PubMed's indexing rather than from fewer studies. Where PubMed has indexed a paper, we take its disease models from that indexing. Otherwise PubTator 3, NCBI's text-mining service, has to find the disease in the title or abstract, or the paper is not counted here. Papers that PubMed indexed under the subject heading Animals also fell and rose, from 200,221 in 2021 to 156,447 in 2023 and 235,479 in 2025.

Which species the papers used

Each bar is a share of the 65 papers from 2021 to 2025. A paper can use more than one species, so the shares can add to more than 100%.

Species

Mouse
47 papers 72%
Rat
15 papers 23%
Zebrafish
3 papers 5%
Other animals
2 papers 3%

“Other animals” counts papers that use none of the species this chart names.

Tests mentioned alongside conditioned place preference

Each bar is one test, with how many of the 65 papers also mention it, and what share that is. Of these papers, 26 (40%) mention no other test.

The 12 tests these papers mention most

24 papers 37%
9 papers 14%
4 papers 6%
3 papers 5%
2 papers 3%
2 papers 3%
2 papers 3%

Which papers count

A paper counts here when it is animal research, mentions conditioned place preference in its title or abstract, and studies anxiety.

We tell whether a paper studies anxiety from its MeSH terms, the subject headings the National Library of Medicine adds when it indexes a paper. For a paper without MeSH terms, PubTator 3, NCBI's text-mining service, has to find the disease in the title or abstract. A paper can count under more than one disease model. A paper that mentions the test only in its methods is missed, so the count runs low.

The page on anxiety research names the subject headings we count as anxiety. Download the test list for the search terms we used for conditioned place preference, or the paper list for the PubMed ID of every paper behind these counts. Our main page, Behavioral tests in published research, has the full method and each source's terms of use.

More tests and disease models

Every pairing of a disease model and a test with 30 or more papers from 2021 to 2025 has a page like this one.

Papers on other disease models that mention conditioned place preference

The page on conditioned place preference counts all the papers that mention it, whatever they study. The page on anxiety research ranks the tests by their papers on anxiety.

How to cite

APA

ConductScience. (2026, November 10). Conditioned place preference in anxiety research [Data set]. https://conductscience.com/resources/data/behavioral-tests/models/anxiety/conditioned-place-preference

BibTeX

@misc{conductscience_anxiety_conditioned_place_preference_2026,
  author = {{ConductScience}},
  title = {Conditioned place preference in anxiety research},
  year = {2026},
  month = nov,
  url = {https://conductscience.com/resources/data/behavioral-tests/models/anxiety/conditioned-place-preference},
  note = {Data set, released November 10, 2026},
}

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