All patients with chest x-rays and bronchoscopy were observed on day 1 to evaluate the tracheobronchial tree status. Demographic characteristics of patients, duration of tracheostomy, and the values of variables such as oxygen pressure, oxygen saturation, hemoglobin, the maximum trachea air pressure, heart rate, blood pressure (systolic and diastolic), and international normalized ratio (INR) were checked before and after the tracheostomy.
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