Combination of COVID-19 vaccines and their efficacy: a theoretical proposal

In the face of the coronavirus disease 2019 (COVID-19) pandemic, the entire world is concerned with achieving desired herd immunity to overcome the current health crisis. Estimating the efficacy that could be attained in a population by combining vaccines of different brands or technologies would be a valuable asset for public health decision-makers in the present pandemic and in similar future scenarios. This article provides a mathematical formula to estimate probable efficacy against COVID-19 when administering two vaccines in a specific population.

World birth defects day

The mission of the Pan American Journal of Public Health is to serve as an important vehicle for disseminating scientific public health information relevant to the Region of the Americas. The journal aims to strengthen national and local health systems and to bridge the gap between health care and policy-makers, ultimately improving the health of the peoples of the Americas.

Corrigendum to Intimate partner violence in the Americas: a systematic review and reanalysis of national prevalence estimates

Corrigendum to Intimate partner violence in the Americas: a systematic review and reanalysis of national prevalence estimates. The Pan American Journal of Public Health calls readers' attention to an error in the following article, pointed out by the authors: Bott S, Guedes A, Ruiz-Celis AP, Mendoza JA. La violencia por parte de la pareja íntima en las Américas: una revisión sistemática y reanálisis de las estimaciones nacionales de prevalencia. Rev Panam Salud Publica. 2021;45:e34.

Measuring comprehensiveness of care using the Primary Care Assessment Tool: systematic review

Objective

To assess the comprehensiveness of primary healthcare (PHC) in different countries.

Method

PubMed, Virtual Health Library (BVS), and Scopus were systematically searched. Observational studies published from 2017 to 2019, using the Adult Primary Care Assessment Tool (PCAT) to assess comprehensiveness were included without limits regarding the language of publication or country. The quality of studies was assessed using the Newcastle-Ottawa scale (NOS).

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