TABLE 3.
SARS-CoV-2 diagnostic testing results for patients with stool PCR results discrepant by the Cepheid and Hologic assays
| Patient specimen no. | Nasopharyngeal/oropharyngeal swab SARS-CoV-2 PCR resultsa | SARS-CoV-2 antibody results (IgG)b | Stool collection date | Mean CT ± SD for assay and gene |
||
|---|---|---|---|---|---|---|
| Cepheid PCR |
Hologic PCR ORF1a | |||||
| E | N2 | |||||
| 27 | Negative Day 0 | Positive Day 9 | Day 17 | 41.5 ± 1.5 | 42.7 ± 1.3 | Not detected |
| Negative Day 1 | ||||||
| Negative Day 7 | ||||||
| 32 | Positive Day 0 | Positive Day 18 | Day 28 | 37.6 ± 0.9 | 37.8 ± 2.0 | Not detected |
| Positive Day 43 | ||||||
| 46 | Positive Day 0 | Not tested | Day 8 | Not detected | Not detected | 38.0 ± 0.1 |
| Negative Day 2 | ||||||
| 48 | Negative Day 0 | Not tested | Day 5 | Not detected | Not detected | 38.2 ± 0.2 |
| Negative Day 1 | ||||||
| Positive Day 7 | ||||||
| Negative Day 13 | ||||||
a
Result and day of initial (day 0) and subsequent upper respiratory PCR results.
b
Result and day of IgG serology results in relation to initial upper respiratory PCR result.