Research Article
Serum Peptidome Patterns of Colorectal Cancer Based on Magnetic
Bead Separation and MALDI-TOF Mass Spectrometry Analysis
Table 3
The predicted results of peptidome pattern distinguishing colorectal cancer patients from controls.
| |
Group |
Colorectal cancer | Controls |
Sensitivity (%) |
Specificity (%) |
Youden’s index | | Health | Colorectal adenoma | Esophageal carcinoma | Gastric cancer |
| | Model construction | 38 | 32 | — | — | — | 94.74% (36/38) | 100% (32/32) | 0.95 | | External validation | | | | | | | | | | I | 34 | 33 | — | — | — | 94.12% (32/34) | 100% (33/33) | 0.94 | | II | 34 | — | 16 | — | — | 94.12% (32/34) | 100% (16/16) | 0.94 | | III | 34 | — | — | 36 | — | 94.12% (32/34) | 100% (36/36) | 0.94 | | IV | 34 | — | — | — | 31 | 94.12% (32/34) | 100% (31/31) | 0.94 |
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