Table 1.
LPDs and LPCs of the serial dilutions for norovirus GI/GII, C. jejuni, and E. histolytica native and card samples.
| Pathogen | Conventional sample | Stool card sample | ||||
|---|---|---|---|---|---|---|
| Sample 1 | Sample 2 | Sample 3 | Sample 1 | Sample 2 | Sample 3 | |
| Norovirus GI | 10−2a | 10−2a | 10−6a | 10−2a | 10−2a | 10−8a |
| Norovirus GII | 10−6a | 10−4a | 10−2a | 10−8a | 10−2a | 10−4a |
| C. jejuni | 1 : 8 | 1 : 4 | 1 : 8 | 1 : 8 | 1 : 8 | 1 : 8 |
| 12.500/mL | 25.000/mL | 12.500/mL | 12.500/mL | 12.500/mL | 12.500/mL | |
| E. histolytica | 1 : 16 | 1 : 8 | 1 : 16 | 1 : 16 | 1 : 16 | 1 : 16 |
| 344/mL | 688/mL | 344/mL | 344/mL | 344/mL | 344/mL | |
LPCs are stated as calculated pathogen concentration (organisms/mL). aDilution steps retested by Microgen real-time PCR. Ct of norovirus (provided by reference laboratory): GI sample 1, Ct 20; GI sample 2, Ct 20; GI sample 3, Ct 18; GII sample 1, Ct 17; GII sample 2, Ct 18; GII sample 3, Ct 18.