Table 4

Multivariate regression model of viral clearance confirmation including all subjects with a first nasopharyngeal swab negative for SARS-CoV-2 assessed by RT-PCR and retested (n=554) before 22 April 2020. Patients were included if diagnosed before 22 March 2020, and resident in the Reggio Emilia province

Viral clearance confirmationORP-value95% CI
Time to first negative swab (days) to 1.26
 F0.430.080.17 to 1.09
Age0.990.490.98 to 1.01
  • CI, Confidence Interval; OR, Odds Ratio.