Table 2 NIR-II FGS diagnosis performance of FE-2PEG in different tumor diameters
From: High-precision detection and navigation surgery of colorectal cancer micrometastases
| Â | Nodule diameter | Â | H&E | Sensitivity (95% CI) | Specificity (95% CI) | PPV (95% CI) | NPV (95% CI%) | |
|---|---|---|---|---|---|---|---|---|
Positive | Negative | |||||||
NIR-II | > 10 mm | Positive | 7 | 0 | 100 | – | 100 | – |
Negative | 0 | 0 | ||||||
3 mm < nodule ≤ 10 mm | Positive | 83 | 2 | 90.21 (84.03–96.40) | 93.55 (84.39–102.71) | 97.65 (94.36–100.94) | 76.32 (62.15–90.48) | |
Negative | 9 | 29 | ||||||
≤ 3 mm | Positive | 220 | 9 | 96.07 (93.53–98.61) | 82.35 (71.52–93.18) | 96.07 (93.53–98.61) | 82.35 (71.52–93.18) | |
Negative | 9 | 42 | ||||||