A weekly analysis of cases confirmed to COVID-19 in Cuba: first 70 days

RESUMEN Fundamento: la COVID-19, causada por el SARS-CoV2, ha evolucionado como una pandemia que contabiliza mas de 1 millon de contagios y ha causado la muerte, hasta ahora, a mas de 300 000 personas Objetivo: describir el comportamiento semanal de casos confirmados de la enfermedad en el pais, haciendo una valoracion de la incidencia Metodos: analisis descriptivo y de tendencia de las 10 semanas completadas de lunes a domingo de los casos confirmados de la COVID19 en Cuba desde el dia 11 de marzo al 17 de mayo de 2020 El analisis se realizo con el lenguaje estadistico R Resultados: se constato que las semanas 5, 6 y 7, fueron las de mayor media de casos confirmados Ademas, se observo que las semanas 2, 3, 8 y 10 son las de mayor variabilidad El valor mas alejado de la media se presento en la semana 8 con 74 casos el viernes y los valores mas altos se presentan entre los dias miercoles y sabado en 8 de las semanas estudiadas Conclusion: en Cuba se ha logrado un aplanamiento de la curva de numero de casos que nos mantiene en un escenario favorable y donde las variaciones dadas por brotes esporadicos y con un control rapido no deforman significativamente dicha curva, lo que justifica el bajo grado de variacion por semanas, con una tendencia sostenida de decrecimiento del numero de casos ABSTRACT Foundation: COVID-19, caused by SARS-CoV2, has evolved as a pandemic that accounts for more than 1 million infections and has killed, up to now, more than 300,000 people Objective: to describe the weekly behavior of confirmed cases of the disease in the country, making an assessment of its incidence Methods: descriptive and trend analysis of the 10 weeks completed from Monday to Sunday of confirmed cases of COVID-19 in Cuba from March 11 to May 17, 2020 The analysis was performed with the statistical language R Results: it was found that weeks 5, 6 and 7 had the highest mean of confirmed cases In addition, it was observed that weeks 2, 3, 8 and 10 are those of greater variability The value furthest from the mean was presented in week 8 with 74 cases on Friday and the highest values were presented between Wednesday and Saturday in 8 of the weeks studied Conclusion: in Cuba a flattening of the line has been achieved, which shows in a favorable scenario and where the variations given by sporadic outbreaks and with rapid control do not significantly deform this line This justifies few variations by weeks, with a sustained trend of decreasing number of cases