Associations of prolonged lymphopenia with death in patients hospitalized with influenza [panel a], SARS-CoV-2 [panel b] and other respiratory virus infections [panel c].
Notes: The OR curves were portrayed by restricted cubic splines. Other respiratory viruses included respiratory syncytial virus, parainfluenza virus, human rhinovirus, coronavirus, human metapneumovirus and adenovirus.
Abbreviations: SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; OR, odds ratio; 95 % CI, 95 % confidence interval.