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Coronavirus disease 2019 (COVID-19), a serious public health challenge the world over, has led to significant health concerns in Sierra Leone. In the present study, epidemic indices, such as the number of cases, positivity rate, reproduction rate (R0), case fatality rate (CFR), age, and sex, were used to characterize the epidemiological trends of COVID-19. As of October 31, 2021, a total of 6,398 cases and 121 related deaths had been confirmed. The total number of COVID-19 reverse transcription polymerase chain reaction (RT-PCR) tests conducted to October 31, 2021, was 249,534, and the average...

There is a striking gap between official Covid-19 deaths and excess mortality data across many countries. This column evaluates the quartile ranking of countries during the pandemic using official and excess mortality data. By the end of 2021, the quartile rankings of three fifths of the countries differ when ranked by excess versus official mortality. Countries that are