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| All stage (n = 114) | Stage I/II (n = 57) | Stage III/IV (n= 57) | |
|---|---|---|---|
| CEA (≥5.0 ng/mL) | |||
| Sensitivity | 54.4% (62/114) | 40.4% (23/57) | 68.4% (39/57) |
| cfDNA LHI | |||
| Sensitivity | 65.8% (75/114) | 63.2% (36/57) | 68.4% (39/57) |
Abbreviations: cfDNA, circulating cell-free DNA; LHI, LINE-1 hypomethylation index; CRC, colorectal cancer; CEA, carcinoembryonic antigen.
