Analysis of clinical characteristics and risk factors between elderly patients with severe and nonsevere Omicron variant infection

Figure 1 The cumulative incidence of mortality in elderly patients with severe and non-severe coronavirus disease 2019 during viral shedding time.

Figure 2 Receiver operating characteristic curves in elderly patients with severe coronavirus disease 2019. CRP: C-reactive protein; NLR: Neutrophil to lymphocyte ratio; SIRI: Systemic inflammatory response index; WBC: White blood cell; PCT: Procalcitonin; AUC: Area under the curve.

Figure 3 Multivariate stratified analysis of D-dimer levels in elderly patients with coronavirus disease 2019. OR: Odds ratio; CI: Confidence interval.