Among 664,956 hospitalized COVID-19 patients during March 2020-July 2021 in the United States, select mental health conditions (i.e., anxiety, depression, bipolar, schizophrenia) were associated with increased risk for same-hospital readmission and longer length of stay. Anxiety was also associated with increased risk for intensive care unit admission, invasive mechanical ventilation, and death.
Keywords: COVID-19; SARS-CoV-2; United States; anxiety; bipolar disorder; coronavirus disease; depression; mental health; respiratory infections; schizophrenia; severe acute respiratory syndrome coronavirus 2; vaccine-preventable diseases; viruses; zoonoses.