Fig. 3From: Assessing antiviral treatment efficacy and risk factors for severe COVID-19 in kidney transplant recipients during the Omicron subvariant-dominant period: a retrospective studyUnivariate and multivariate analysis to evaluate risk factors for severe COVID-19 in KTRs. Logistic regression analysis showed that longer time from symptom onset to initial antiviral therapy was an independent risk factor for severe COVID-19 in KTRs. OR, odds ratio. CI, confidence interval.Back to article page