Citas bibligráficas
Quispe, D., Ramirez, M. (2023). Asociación entre el nivel de saturación de oxígeno al ingreso y la mortalidad intrahospitalaria en pacientes adultos con diagnóstico de COVID-19 en una ciudad de altura en Perú [Tesis, Universidad Peruana de Ciencias Aplicadas (UPC)]. http://hdl.handle.net/10757/669310
Quispe, D., Ramirez, M. Asociación entre el nivel de saturación de oxígeno al ingreso y la mortalidad intrahospitalaria en pacientes adultos con diagnóstico de COVID-19 en una ciudad de altura en Perú [Tesis]. PE: Universidad Peruana de Ciencias Aplicadas (UPC); 2023. http://hdl.handle.net/10757/669310
@misc{renati/407865,
title = "Asociación entre el nivel de saturación de oxígeno al ingreso y la mortalidad intrahospitalaria en pacientes adultos con diagnóstico de COVID-19 en una ciudad de altura en Perú",
author = "Ramirez Quilca, Maryory",
publisher = "Universidad Peruana de Ciencias Aplicadas (UPC)",
year = "2023"
}
Objective: Evaluate the association between oxygen saturation level (SpO2) at admission and in-hospital mortality controlled for sociodemographic variables, clinical factors, laboratory tests, and radiological findings in adult patients diagnosed with COVID-19 at a referral hospital in a high-altitude city in Peru. Methods: We carried out a retrospective cohort study at the Regional Hospital of Ayacucho “Miguel A. Mariscal Llerena” (2.746 m below sea level) during the second wave of the COVID-19 pandemic. We included hospitalized patients diagnosed of COVID-19 pneumonia. The exposure variable was the SpO2 levels at hospital admission, categorized as SpO2 ≥85% (mild), SpO2 84–80% (moderate), and SpO2 <80% (severe). Our analysis also included sociodemographic variables, comorbidities, pre-hospital and in-hospital treatments. Generalized linear models Poisson family with non-parametric bootstrap with corrected and accelerated bias of 1000 repetitions were applied, from which we estimated the crude and adjusted relative risks with their corresponding 95% confidence intervals (95% CI). Results: We included 554 patients, of whom 52.9% were male and 25.3% died. Among them, 64.9% had SpO2 ≥85%; 16.1% had SpO2 84–80%; and 18.9% had SpO2 <80%. Regarding mortality in relation to SpO2 at admission, 68.6% of patients with SpO2 <80% died, 36% of those with SpO2 80%–84% died, and 10% of those with SpO2 ≥85% died. In the adjusted model, having a SpO2 of 80%–84% (RR:2,62; 95% CI:1,46-4,62; p=0,001) and a SpO2 <80% (RR:4,61; 95% CI: 2,74-7,73; p=0,001) were associated with increased mortality, compared to the group of patients with a SpO2 ≥85%. These findings were consistent in the adjusted regression models, accounting for demographic, clinical, laboratory, and radiological variables. Conclusions: Lower levels of SpO2 at admission significantly increase the risk of in-hospital mortality in patients diagnosed with COVID-19 pneumonia at a referral hospital in a high-altitude city in Peru.
Este ítem está sujeto a una licencia Creative Commons Licencia Creative Commons