表 1. Statistical information of IPMN and MCN patients.
IPMN 和 MCN 肿瘤患者的统计信息
| 肿瘤类别 | IPMN 患者 | MCN 患者 |
| 患者数量 | 59 | 28 |
| 男性 | 39 | 2 |
| 女性 | 20 | 26 |
| 年龄（均值 ± 标准差）/岁 | 62.1 ± 8.4 | 50.1 ± 14.7 |
| Ki67（均值 ± 标准差） | 15.1 ± 17.1 | 7.36 ± 10.8 |
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