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Table 2 SARS-CoV-2 gene detection in PPE samples infected with SARS-CoV-2 positive human clinical sample (Clin-Inf)

From: Persistence of SARS-CoV-2 infection on personal protective equipment (PPE)

PPE Genes 5 days (Ct) 10 days (Ct) 15 days (Ct) 20 days (Ct) 25 days (Ct) 30 days (Ct)
Gowns N 33.6 34.5 34.8 34.2 34.5 36.0
S 31.8
Orf1ab 33.3
Face masks N 30.0 30.4 31.5 31.8 32.4 32.3
S 29.6 30.8 31.0 32.1 32.3 32.0
Orf1ab 29.7 30.2 32.3 32.5 33.2 33.3
  1. aCt: Cycle threshold in relation to the number of cycles required for the fluorescent marked amplification to cross the threshold in the RT-qPCR reaction. Lower Ct values indicates higher viral load. Ct-values ≤ 37.0 were considered as positive