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2次人工智能筛查肺癌结节kappa分析（5 mm层厚）
Two times of artificial intelligence screening lung cancer nodules kappa analysis (5 mm)
| The first AI screening | The second AI screening | Total | |
| Lung nodules（n=250） | No nodules（n=250） | ||
| Lung nodules（n=250） | 234 | 11 | 245 |
| No nodules（n=250） | 8 | 232 | 240 |
| Total | 242 | 243 | 485 |
