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Table 2 Fine and gray competing risk regression of the probability of SARS-CoV-2 RT-PCR negativation

From: Protracted viral shedding and viral load are associated with ICU mortality in Covid-19 patients with acute respiratory failure

Variable Univariate SHR [CI95 %] Univariate p value Multivariate SHR [CI95 %] Multivariate p value
Vital status at ICU discharge * (ref = alive) 0.13 [0.07–0.25] < 0.0001 0.15 [0.08–0.28] < 0.0001
Age (per 1-year increment) 0.96 [0.94–0.98] < 0.001 0.98 [0.96–0.99] < 0.01
Antiviral treatment (ref = no) 2.19 [1.20–4.01] < 0.05 2.38 [1.34–4.25] < 0.01
Immunodeficiency (ref = no) 0.24 [0.06–0.96] < 0.05 NS
SOFA at ICU admission (per 1-point increment) 0.95 [0.88–1.02] 0.16 NS
Sex (ref = male) 0.78 [0.49–1.22] 0.28 NS
Center (ref = center#1) 2.22 [1.45–3.40] < 0.001 NS
  1. CI95 % 95% confidence interval, ICU intensive care unit, NS non-significant, ref reference, RT-PCR real-time reverse transcriptase polymerase chain reaction, SHR subdistribution hazard ratio