USO Y EFICACIA DE LA MASCARILLA FRENTE AL COVID-19

The present study of investigative nature, had as an initial point to delve into a health contingency issue, which we call COVID-19 pandemic, known as a disease caused by the SARS-CoV2 virus, which is transmitted from person to person, attacking the body suddenly and aggressively. In addition, it has been observed that this infection has caused a serious problem, both in the physical, mental, emotional and economic health of the Ecuadorian society, as well as worldwide, as well as the lack of information on the correct handling of the masks and the effectiveness of each one of them, therefore, a systematic review of high scientific impact literature was conducted, in order to provide clear and accurate information on each aspect and characteristics of the same. The main objective is to recognize the importance of the adequate use of the different types of masks to reduce the spread of COVID-19 and to determine their effectiveness in preventing its propagation. The methodology used in this study was to carry out a systematic review of descriptive and explanatory type, on the use of masks, types and their effectiveness, by mea ns of a scientific data base such as: SCOPUS, GOOGLE ACADEMIC, SCIELO, TAYLOR&FRANCIS, PUBMED. The results obtained in this study, was, that KN95 masks have greater efficacy than surgical masks, yielding a percentage of 98.9% and 78.6% respectively. Conclusions: The use of masks decreases the contagian of COVID-19, in addition to compliance with other prevention norms, provides greater safety and avoids the spread of the virus.