Shield by Guardant vs Delfi Diagnostics
Side-by-side comparison of cancer screening tests.
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Test Performance
| Feature | Shield by Guardant | Delfi Diagnostics |
|---|---|---|
| Price | $1495 | Variable |
| Cancers Detected | Colorectal only | Lung cancer |
| Sensitivity | 83% for CRC (54.5-65% Stage I) | 80% sensitivity |
| Specificity | 90% | 58% specificity |
| Sample Type | Blood draw | Blood draw |
| FDA Status | FDA approved (CRC test only) | Not FDA approved |