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Tracheostomies are commonly utilized to facilitate ventilation weaning in critically ill patients. A tracheostomy, as a surgical procedure, carries risks of various complications including post-procedural pneumonia, tracheitis, bleeding, and tracheal stenosis. This paper aims to discuss common complications of tracheostomy in Coronavirus Disease-2019 (COVID-19) era and define a cohort at an increased risk of complications. We performed a retrospective observational study of 604 consecutive tracheostomized patients hospitalised in an intensive care unit (ICU) of one of Mount Sinai Health System hospitals between March 2020 to September 2021. We analysed and categorised tracheostomy complications, treatment characteristics, and the effect of variables on complications using univariable regression analyses. Of 604 tracheostomized patients, 129 patients (21%) had …