Table 2. Risk score analysis of CRLM and CRC control plasma samples.
| Score | 0-7.911 | 7.91-14.43 | PPV | NPV |
| Training set | 0.80 | 0.80 | ||
| CRLM | 2 | 8 | ||
| CRC | 8 | 2 | ||
| Validation set | 0.94 | 0.94 | ||
| CRLM | 12 | 178 | ||
| CRC | 178 | 12 | ||
| Score | 0–5.362 | 5.362–9.112 | PPV | NPV |
| Training set | 0.80 | 0.80 | ||
| CRC | 8 | 2 | ||
| Control | 2 | 8 | ||
| Validation set | 0.91 | 0.91 | ||
| CRC | 18 | 172 | ||
| Control | 172 | 18 | ||
| Score | 0–4.731 | 4.731-6.889 | PPV | NPV |
| Training set | 0.90 | 0.90 | ||
| CRLM | 1 | 9 | ||
| Control | 9 | 1 | ||
| Validation set | 0.78 | 0.73 | ||
| CRLM | 37 | 153 | ||
| Control | 134 | 56 |
PPV, positive predictive value.
NPV, negative predictive value.