Associated factors to death in COVID-19 positive patients in Tamaulipas, Mexico

Abstract

OBJECTIVE: To identify the associated factors to death in COVID-19 positive patients in Tamaulipas, Mexico. MATERIALS AND METHODS: Retrospective, descriptive, cross-sectional and observational study that used information obtained from the Single Epidemiological Surveillance Information System (SINOLAVE) from January 2020 to January 2022 of the Mexican Social Security Institute. A hypothesis test of difference of proportions for independent samples based on the z statistic and a logistic regression model was used. RESULTS: The sample used was 12,704 positive patients. Arterial hypertension (61.2%), diabetes mellitus (50.6%) and obesity (30.2%) were the main comorbidities, but chronic kidney disease was the major contributor to the probability of death. In addition, lethality increased significantly after the age of 55 years. CONCLUSIONS: The behavior of lethality and the causes that contribute to increase the probability of death by SARS-CoV-2 virus infection depend on the characteristics of each population, for example, sex, age, presence of comorbidities such as arterial hypertension, diabetes mellitus, obesity or chronic kidney disease, among others. This reflects the current lifestyles that are professed in each place and that have undoubtedly shown the public health problems of the country.