表 3. Optimal experiment results in different Ki67 threshold.
不同 Ki67 阈值划分下的最优实验结果
| 划分阈值 | 最佳性能时 的特征数 | AUC（95% CI） | ACC | SENS | SPEC |
| 2 | 20 | 0.915 4（0.913 6～0.917 2） | 0.852 9 | 0.818 8 | 0.867 5 |
| 5 | 26 | 0.840 3（0.837 9～0.842 7） | 0.778 1 | 0.784 2 | 0.770 3 |
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