Evidence map›Paper›PMID 39115651›Full record

ArticlePrevention science : the official journal of the Society for Prevention Research2026

Developmental Losses of Preschool Children Three Years into the COVID-19 Pandemic.

Alejandro Vásquez-Echeverría, Meliza Gónzalez, Tianna Loose, Matilda Ciganda, Belén Díaz, Maite Liz, Clementina Tomás-Llerena, Sylvana M Côté

Abstract read
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In one paragraph

Article in Prevention science : the official journal of the Society for Prevention Research, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
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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

8 authors.

Alejandro Vásquez-EcheverríaInterdisciplinary Center on Cognition in Teaching and Learning, Universidad de la República, Montevideo, Uruguay. alejandro.vasquez@pedeciba.edu.uy.ORCID 0000-0002-9538-4857
Meliza GónzalezInterdisciplinary Center on Cognition in Teaching and Learning, Universidad de la República, Montevideo, Uruguay.
Tianna LooseÉcole de Santé Publique, Université de Montréal, Montreal, Canada.
Matilda CigandaInterdisciplinary Center on Cognition in Teaching and Learning, Universidad de la República, Montevideo, Uruguay.
Belén DíazInterdisciplinary Center on Cognition in Teaching and Learning, Universidad de la República, Montevideo, Uruguay.
Maite LizInterdisciplinary Center on Cognition in Teaching and Learning, Universidad de la República, Montevideo, Uruguay.
Clementina Tomás-LlerenaInterdisciplinary Center on Cognition in Teaching and Learning, Universidad de la República, Montevideo, Uruguay.
Sylvana M CôtéÉcole de Santé Publique, Université de Montréal, Montreal, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The COVID-19 pandemic and resulting mitigation measures have led to increased vulnerabilities in early child development. However, research is scarce and there are no studies on the persistence of these losses three years into the pandemic among young children. To fill in this gap, we examined census-like evaluations of school readiness carried out among preschoolers in Uruguay. The assessments were carried out among 5 cohorts of 5-year-olds: who were assessed prior to the pandemic (2018, 2019); during the pandemic (2020, 2021); and after the health emergency declaration ended in Uruguay (2022). A total of 180,984 teacher evaluations were included covering cognitive, motor and socio-emotional development, as well as attitudes toward learning. Overall, we found that scores in most spheres of child development decreased from before to during the pandemic in 2020 and 2021. In 2022, scores returned to pre-pandemic levels. Our findings suggest the recovery of developmental losses among cohorts of children in kindergarten took more than two years in a country that experienced a mild-to-moderate impact of the COVID-19 pandemic.

Indexed as

Child DevelopmentCOVID-19Child, PreschoolFemaleHumansMalePandemicsSARS-CoV-2UruguayChild developmentCOVID-19PreschoolSchool closureSchool readiness

Identifiers

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Registered trials

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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.