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Test characteristics of intraoperative NIRF imaging for gross tumor and tumor bed in the control group.
| Group | NIRF imaging | Pathologic diagnosis | Test statistic (95% CI) | ||||
|---|---|---|---|---|---|---|---|
| Positive | Negative | Sensitivity | Specificity | PPV | NPV | ||
| Control group | Positive | 16 | 4 | 100% (75.9%–100%) | 75.0% (47.4%–91.7%) | 80.0% (55.7%–93.4%) | 100% (69.9%–100%) |
| Negative | 0 | 12 | |||||
| Experimental group | Positive | 20 | 1 | 100% (80.0%–100%) | 93.8% (67.7%–99.7%) | 95.2% (74.1%–99.8%) | 100% (74.7%–100%) |
| Negative | 0 | 15 | |||||
