Publicado

2021-07-01

A bibliometric analysis of COVID-19 research in Latin America and the Caribbean

Un análisis bibliométrico de la investigación sobre COVID-19 en Latinoamérica y el Caribe

DOI:

https://doi.org/10.15446/revfacmed.v69n3.94520

Palabras clave:

COVID-19, Biomedical Research, Bibliometrics, Latin America, Caribbean Region (en)
COVID-19, Investigación biomédica, América Latina, Región del Caribe (es)

Autores/as

Introduction: Latin America and the Caribbean (LAC) is one of the regions most affected by the COVID-19 pandemic. Yet, there is scarce literature addressing the research strategies developed in LAC to face COVID-19.

Objective: To quantify and assess the production of scientific publications about COVID-19 in 32 countries of LAC between January 1 and July 31, 2020.

Materials and methods: Bibliometric study. Scientific papers on COVID-19 conducted in LAC or reporting data pertaining to LAC and published between January 1 to July 31, 2020, were searched in the Scopus, PubMed, and LILACS databases. A subgroup analysis including only original research articles was performed to determine the contribution of LAC countries to research on COVID-19, and standardization measures (# of articles per million people) were applied to compare the country-specific production of this type of articles.

Results: A total of 1 291 publications were retrieved. Overall, most of them were non-original research articles (81.72%), and the countries with the highest scientific production were Brazil (43.91%) and Mexico (9.14%). However, after applying the standardization measures, Chile was the country with the highest production of original articles (0.58 per million inhabitants). Regarding original studies (n=236), cross-sectional design was the most common (25.84%). Diagnosis and treatment of the disease was the main research focus (n=354; 27.42%). However, in the subgroup analysis (n=236), epidemiology and surveillance were the most prevalent research focus (n=57; 24.15%).

Conclusions: During the study period, non-original research articles were predominant in the scientific production of the LAC region, and interventional studies were scarce among original articles, while the cross-sectional design predominated. Further research with a better quality of evidence should be performed in these countries to contribute to the making of health policies aimed at easing the burden of COVID-19 in the region and preparing for future pandemics.

Introducción. Latinoamérica y el Caribe (LAC) es una de las regiones más afectadas por la pandemia por COVID-19. Sin embargo, hay poca literatura sobre las estrategias de investigación desarrolladas en la región para confrontar esta enfermedad.

Objetivo. Cuantificar y evaluar la producción de publicaciones científicas sobre COVID-19 en 32 países de LAC entre el 1 de enero y el 31 de julio del 2020.

Materiales y métodos. Estudio bibliométrico. Se realizó una búsqueda de artículos científicos sobre COVID-19 realizados en LAC o con datos de LAC, y publicados entre enero 1 y julio 31 de 2020 en Scopus, PubMed y LILACS. Se realizó un análisis de subgrupos en el que se incluyeron solo artículos de investigación original para determinar la contribución de los países de la región a la investigación sobre COVID-19; además, se utilizaron medidas de estandarización (# artículos por millón de habitantes) para comparar la producción de este tipo de artículos por país.

Resultados. Se identificaron 1 291 artículos. La mayoría no eran investigaciones originales (81.72%), y los países con más producción fueron Brasil (43.91%) y México (9.14%). Sin embargo, luego de aplicar las medidas de estandarización, Chile fue el país con mayor producción de artículos originales (0.58 por millón de habitantes). Respecto a los artículos originales (n=236), el tipo de diseño de estudio más común fue el transversal (25.84%). El diagnóstico y tratamiento de COVID-19 fue el tema más investigado en todas las publicaciones (n=354, 27.42%), pero en el análisis de subgrupo (n=236), el enfoque de investigación más frecuente fue epidemiologia y vigilancia (n=57, 24.15%).

Conclusiones. En el periodo de estudio, los artículos no originales predominaron en la producción científica de LAC, y, entre las investigaciones originales, los estudios intervencionales escasearon, mientras que los transversales predominaron. Se requiere realizar más investigación con una mejor calidad de evidencia en los países de la región para contribuir en la formulación de políticas de salud dirigidas a aliviar la carga de la COVID-19 y para prepararse para futuras pandemias.

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