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No Ct: no detected amplification; Ct ≥35: low amount of DNA; ≤30 Ct < 35: moderate amount of DNA; Ct <30: high amount of DNA.
| Operator-collected swab Ct values of Schistosoma PCR | ||||||
|---|---|---|---|---|---|---|
| No Ct | Ct ≥35 | ≤30 Ct < 35 | Ct <30 | Total | ||
| Self-collected swab Ct values of Schistosoma PCR | No Ct | 195 | 0 | 0 | 0 | 195 |
| Ct ≥35 | 1 | 0 | 2 | 1 | 4 | |
| ≤30 Ct < 35 | 1 | 0 | 0 | 1 | 2 | |
| Ct <30 | 1 | 1 | 1 | 1 | 4 | |
| Total | 198 | 1 | 3 | 3 | 205 | |
