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Clinical validation of the COVID-19-RT-LAMP-XO by visual observation and RT-LAMP-DETR against RT-qPCR on ORF1ab gene.
| Result | Ct value (ORF1ab gene) | RT-LAMP-XO by visual observation/RT-LAMP-DETR |
|||
|---|---|---|---|---|---|
| Positive | Negative | Sum (N) | |||
| RT-qPCR | Positive | 0–25.0 | 34/34 | 0/0 | 34 |
| 25.1–30.0 | 19/19 | 0/0 | 19 | ||
| 30.1–35.0 | 19/19 | 0/0 | 19 | ||
| 35.1–40.0 | 16/16 | 0/0 | 16 | ||
| Negative | >40/Undetectable | 0/0 | 125/125 | 125 | |
| Total | 88/88 | 125/125 | 213 | ||
| % Concordance with respect to RT-qPCR result | 100 | 100 | |||
N denotes sample size.
