The presence of chronic obstructive pulmonary disease (COPD) and COVID-19 infection is a detrimental combination for patients and can cause negative clinical consequences. The investigation aimed to compare sociodemographic and clinical parameters of COPD individuals hospitalized for exacerbations before and at the end of the COVID-19 pandemic. An observational cross-sectional study including 222 patients with COPD was conducted in two stages: a survey and assessment of clinical and laboratory data of patients hospitalized from September 2022 to March 2023 (n=98) and processing of the medical histories of patients with COPD who received hospital treatment in 2017 and 2018 (n=124).
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