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第44卷第6期 刘心培,查海玲,平洁怡,等. 超声监测定位腋窝淋巴结对乳腺癌患者新辅助治疗疗效的预测研究[J].
                  2024年6月                     南京医科大学学报(自然科学版),2024,44(6):845-852                        ·849 ·

                                                  表2   测试组基线特征的单因素分析
                                    Table 2 Univariable analysis of baseline characteristics of the testing set  [n(%)]

                                                                     Residual axillary⁃nodes metastasis
                                Characteristic                Total                               OR        P
                                                                       No(n=28)     Yes(n=34)
                 Age                                                                             1.022    <0.67
                   <40 years                                 08(13)     04(14)       04(12)
                   ≥40 years                                 54(87)     24(86)       30(88)
                 Clinical T stage before NST                                                     1.101    <0.92
                   cT1                                        5(8)       2(7)         3(9)
                   cT2                                       46(74)     19(68)       27(79)
                   cT3                                       11(18)     07(25)        4(2)
                 N grade by US before NST                                                                 <0.02
                                                                                                 5.321
                   1-3                                       36(58)     17(61)       19(56)
                   4-9                                       17(27)     08(28)       09(26)
                   ≥10                                       09(15)     03(11)       06(18)
                 HR status                                                                                <0.001
                                                                                                 33.26
                   -                                         30(48)     21(75)       09(26)
                   +                                         32(52)     07(25)       25(74)
                 HER2 status                                                                              <0.13
                                                                                                 0.212
                   -                                         36(58)     12(43)       24(71)
                   +                                         26(42)     16(57)       10(29)
                 Change to tumor size by US a                                                             <0.42
                                                                                                 2.586
                   ≤30%                                      16(26)     04(16)       12(36)
                   >30%                                      46(74)     24(84)       22(64)
                 Change to tumor color by US                                                              <0.44
                   ≤0                                        10(16)     04(14)       06(18)      1.607
                   1                                         27(44)     10(36)       17(50)
                   2                                         18(29)     10(36)       08(24)
                   3                                         07(11)     04(14)        3(9)
                                   b
                 Change to N grade by US                                                                  <0.20
                   ≤0                                        27(44)     08(29)       19(56)      0.004
                   1                                         25(40)     11(39)       14(41)
                   ≥2                                        10(16)     09(32)        1(3)
                 Change to cortical thickness of the clipped nodes                                        <0.001
                   ≤3 mm                                     15(24)     03(11)       12(35)      0.009
                   >3 mm                                     47(76)     25(89)       22(65)
                 Fatty hilum status of clipped nodes pre⁃NST                                              <0.83
                   Appearance                                12(20)     07(25)       05(15)      0.864
                   Partial disappearance                     20(32)     09(32)       11(32)
                   Complete disappearance                    30(48)     12(43)       18(53)
                 Fatty hilum of clipped nodes post⁃NST                                                    <0.64
                   Appearance                                34(55)     19(68)       15(44)      0.577
                   Partial disappearance                     11(18)     06(21)       05(15)
                   Complete disappearance                    17(27)     03(11)       14(41)
                 Clipped node color post⁃NST                                                              <0.42
                   Hilar blood flow                          44(71)     24(86)       20(59)
                                                                                                 5.598
                   Non⁃hilar blood flow c                    18(29)     04(14)       14(41)
                   a:Change to tumor size by US based on the Response Evaluation Criteria in Solid Tumors. b:Change to N grade by US based on the last ultrasound
                evaluation value minus the first evaluation value. c:Marginal blood flow;central blood flow;mixed blood flow(marginal + central blood flow). OR:odds
                ratio
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