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. 2023 Feb 8;23(6):e218–e226. doi: 10.1016/S1473-3099(23)00044-0

Table.

Summary of the Ct values for orthopoxvirus DNA detection

EDTA Serum Skin swab Throat swab Urine
34 days before admission NA NA Positive; Ct 26 NA NA
Day 5 NA NA Positive; Ct 16 NA NA
Day 9 Positive; Ct 27 NA NA NA NA
Day 16 NA NA NA NA Positive; Ct 36
Day 22 Positive; Ct 29 NA Positive; Ct 22 Positive; Ct 20 Positive; Ct 36
Day 23 Positive; Ct 30 NA Positive; Ct 20 NA Positive; Ct 36
Day 27 Positive; Ct 31 NA Positive; Ct 25 NA Positive; Ct 30
Day 30 Positive; Ct 32 NA Positive; Ct 23 Positive; Ct 25 Positive; Ct 36
Day 41 Positive; Ct 31/32 Positive; Ct 33/31 Positive; Ct 25/22 NA Negative/Negative
Day 42 Positive; Ct 32 Positive; Ct 32 Positive; Ct 18 Positive; Ct 25 Positive; Ct 36
Day 44 Positive; Ct 33 Positive; Ct 34 Positive; Ct 19 NA Negative
Day 50 NA NA Positive; Ct 25 Positive; Ct 30
Day 59 NA Positive; Ct 35 Positive for foot and hand; Ct 22/26 Positive; Ct 36 Negative

Found on PCR of blood samples (EDTA and serum), swabs of skin lesions, throat swabs, and urine samples. Quoted as day of hospital admission. Ct=cycle threshold. NA=data not available.