TABLE 3.
The positive detection rates (PDR) and concordance rates for plasma and stool methylated SEPT9 tests in detecting CRC and AA with paired plasma and stool samples.
| Group | Number (N) | PDR in Plasma [%(n/N)] | PDR in Stool [%(n/N)] | Concordance rate [%(n/N)] |
| AA | 2 | 0.0%(0/2) | 50.0%(1/2) | 50.0%(1/2) |
| CRC | 52 | 86.5%(45/52) | 86.5%(45/52) | 76.9%(40/52) |
| I | 11 | 81.8%(9/11) | 81.8%(9/11) | 63.6%(7/11) |
| II | 16 | 87.5%(14/16) | 93.8%(15/16) | 87.5%(14/16) |
| III | 13 | 84.6%(11/13) | 76.9%(10/13) | 76.9%(10/13) |
| IV | 8 | 75.0%(6/8) | 87.5%(7/8) | 62.5%(5/8) |
| Unknown | 4 | 100.0%(4/4) | 75.0%(3/4) | 75.0%(3/4) |
| Normal | 6 | 0.0%(0/6) | 0.0%(0/6) | 100.0%(6/6) |
| All subjects | 60 | 75.0%(45/60) | 76.6%(46/60) | 78.3%(47/60) |