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第46卷第9期
               ·1364 ·                           南 京    医 科 大 学 学         报                        2026年9月


              DCA 曲线,结果显示在高风险阈值范围内,标准化                          [参考文献]
              净收益均持续高于全部干预和全部不干预的情
                                                                [1] SIEGEL R L,MILLER K D,WAGLE N S,et al. Cancer
              况。检验结果均表示预测模型具有较好的性能和
                                                                     statistics,2023[J]. CA Cancer J Clin,2023,73(1):17-
              适用性。
                                                                     48
                  预测模型纳入的变量较为全面,基本涵盖了现
                                                                [2] FROEHNER M,KOCH R,GRAEFEN M. Re:nicolas
              有研究已证实的具有独立预测价值的临床特征,同                                 mottet,roderick C. N. van den bergh,Erik briers,et al.
              时对 mp⁃MRI 信息通过人工判读的方式发掘影像信                             EAU⁃EANM⁃ESTRO⁃ESUR⁃SIOG guidelines on prostate
              息,相比依赖影像组学的方法,本研究采用影像科医                                cancer⁃2020 update. part 1:screening,diagnosis,and lo⁃
              生人工阅片使预测模型具有更好的可解释性,且由此                                cal treatment with curative intent. eur urol 2021;79:243-
              绘制的列线图更适用于在临床工作中使用。                                    62[J]. Eur Urol,2021,79(5):e138
                  对影像信息中的一些变量的处理不够恰当,例                          [3] CULP M B,SOERJOMATARAM I,EFSTATHIOU J A,et
                                                                     al. Recent global patterns in prostate cancer incidence
              如解剖学定位,单因素分析结果显示此变量具有潜
                                                                     and mortality rates[J]. Eur Urol,2020,77(1):38-52
              在预测价值,但是由于分类方式不合理或赋值方法
                                                                [4] YOSSEPOWITCH O,BRIGANTI A,EASTHAM J A,et
              不恰当导致其不能作为预测变量使用,需要重新考
                                                                     al. Positive surgical margins after radical prostatectomy:a
              虑如何处理此类变量。对影像信息的处理不够充                                  systematic review and contemporary update[J]. Eur Urol,
              分,可以通过优化影像判读标准,增加对mp⁃MRI的                              2014,65(2):303-313
              解读信息来增加模型的性能,但是预测模型纳入信                            [5] EPSTEIN J I,EGEVAD L,AMIN M B,et al. The 2014 in⁃
              息太过复杂会导致模型的适用性降低。可以通过                                  ternational society of urological pathology(ISUP)consen⁃
              设置偏向适用性和偏向预测性能的两个模型,对比                                 sus conference on gleason grading of prostatic carcinoma:
              不同模型间的性能差异是否较大来分析纳入因素                                  definition of grading patterns and proposal for a new grading
              的可行性,计划在下一步研究计划中进行尝试。此                                 system[J]. Am J Surg Pathol,2016,40(2):244-252
              外,影像组学预测模型是提取、利用影像中高通量                            [6] ZHANG B,ZHOU J,WU S,et al. The impact of surgical
                                                                     margin status on prostate cancer ⁃ specific mortality after
              提取定量特征进行预测的模型,与医生的判读在影
                                                                     radical prostatectomy:a systematic review and meta⁃anal⁃
              像信息形成互补关系,研究所构建的预测模型没有
                                                                     ysis[J]. Clin Transl Oncol,2020,22(11):2087-2096
              利用影像组学信息,也没有与影像组学预测模型对
                                                                [7] LEE W,LIM B,KYUNG Y S,et al. Impact of positive sur⁃
              比预测性能,因此模型仍存在较大的优化空间。尽                                 gical margin on biochemical recurrence in localized pros⁃
              管在内部验证(单中心、回顾性)中表现良好,预测                                tate cancer[J]. Prostate Int,2021,9(3):151-156
              模型尚缺乏外部验证,计划未来开展多中心研究。                            [8] STEPHENSON A J,WOOD D P,KATTAN M W,et al. Lo⁃
                  利益冲突声明:                                            cation,extent and number of positive surgical margins do
                  所有作者声明无利益冲突。                                       not improve accuracy of predicting prostate cancer recur⁃
                  Conflict of Interests:                             rence after radical prostatectomy[J]. J Urol,2009,182
                  All authors declare no conflict of interests.     (4):1357-1363
                  作者贡献声明:                                       [9] SASAKI T,EBARA S,TATENUMA T,et al. Prognostic
                  李奕博负责结果分析和论文撰写,并根据修改意见进行                           differences among the positive surgical margin locations
              修订。于磊负责对数据进行统计学分析。丁磊负责与影像科                             following robot ⁃ assisted radical prostatectomy in a large
              医师沟通,整理影像学结果。张国巍负责论文审阅与修订。                             Japanese cohort(the MSUG94 group)[J]. Jpn J Clin On⁃
              邓鑫负责研究的设计,提供资金支持并对研究进行监督。                              col,2023,53(5):443-451
                  Author’s Contributions:                       [10]MARTINI A,MARQUEEN K E,FALAGARIO U G,et al.
                  LI Yibo was responsible for result analysis and paper writ⁃  Estimated costs associated with radiation therapy for posi⁃
              ing,as well as revising the manuscript based on feedback.YU  tive surgical margins during radical prostatectomy[J]. JA⁃
              Lei was responsible for performing statistical analysis of the data.  MA Netw Open,2020,3(3):e201913
              DING Lei was responsible for communicating with radiologists  [11]ZHANG L J,ZHAO H,WU B,et al. The impact of neoad⁃
              and organizing imaging results. ZHANG Guowei was responsi⁃  juvant hormone therapy on surgical and oncological out⁃
              ble for paper review and revision. DENG Xin was responsible  comes for patients with prostate cancer before radical
              for study design,providing funding support,and supervising the  prostatectomy:a systematic review and meta⁃analysis[J].
              research.                                              Front Oncol,2021,10:615801
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