Volume 29, Number 6—June 2023
Dispatch
Results of PCR Analysis of Mpox Clinical Samples, Sweden, 2022
Table
Mpox PCR tests, specimen types, and cycle threshold levels for 104 patient samples analyzed at the Public Health Agency of Sweden, May 24–September 2, 2022*
Specimen type | Samples |
Ct values of positive samples |
Patients |
|||||||
---|---|---|---|---|---|---|---|---|---|---|
Total no. | No. positive | Positive, % | Median | 25th percentile | 75th percentile | Total no. | ≥1 positive samples | |||
Skin lesion | 178 | 148 | 83.1 | 23.6 | 20.6 | 28.6 | 96 | 92 | ||
Rectum | 22 | 21 | 95.5 | 23.0 | 21.0 | 31.2 | 22 | 21 | ||
Throat | 16 | 10 | 62.5 | 30.9 | 27.5 | 32.3 | 15 | 10 | ||
Blood† | 17 | 8 | 47.1 | 37.6 | 36.0 | 38.0 | 8 | 7 | ||
Semen | 6 | 4 | 66.7 | 32.9 | 31.1 | 35.2 | 5 | 3 | ||
Nasopharynx | 13 | 4 | 30.8 | 34.9 | 32.8 | 36.6 | 5 | 3 | ||
Saliva | 10 | 8 | 80.0 | 35.1 | 32.0 | 37.0 | 3 | 3 | ||
Sputum | 8 | 5 | 62.5 | 31.2 | 30.2 | 35.0 | 4 | 2 | ||
Urine | 7 | 2 | 28.6 | 30.3 | 28.6 | 32.0 | 5 | 2 | ||
Other | 3 | 1 | 50.0 | 20.6 | 20.6 | 20.6 | 2 | 1 | ||
Unknown | 9 | 4 | 50.0 | 22.1 | 21.2 | 23.1 | 4 | 2 |
*Ct, cycle threshold. †Blood includes whole blood, plasma, and serum samples.
1These authors contributed equally to this article.
Page created: March 20, 2023
Page updated: May 17, 2023
Page reviewed: May 17, 2023
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