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第45卷第7期
               ·960 ·                            南 京    医 科 大 学 学         报                        2025年7月


              态的影响。                                             白、甘油三酯、总胆固醇、LDL⁃C、非高密度脂蛋白胆
              2.6  Hpx·apoB与临床指标的相关性分析                          固醇水平呈正相关,而与 apoA/apoB 比值呈负相关
                  相关性分析发现,Hpx·apoB 与白细胞、血红蛋                    (P < 0.05,图4)。
                                     表7 Hpx·apoB+Cr联合模型与传统心血管风险评分的NRI分析
                       Table 7 NRI analysis of Hpx·apoB+Cr combined models vs. conventional cardiovascular risk scores
                   Conventional model          Combined model                   NRI(95%CI)  IDI(95%CI)
                                                                  ΔAUC   PDeLong                         PNRI/IDI
                 Model    AUC(95%CI)      Model      AUC(95%CI)                   (%)          (%)
              Framingham     0.643      Framingham+     0.719     0.076  0.139     27.04       5.80       0.002
                         (0.527-0.759)  Hpx·apoB+Cr  (0.626-0.813)             (7.56-36.14) (1.18-17.56)  < 0.001
              SCORE          0.567       SCORE +        0.709     0.142  0.093     37.55       10.29
                         (0.440-0.694)  Hpx·apoB+Cr  (0.612-0.806)             (14.70-55.05) (4.01-23.69)


                                            表8 Hpx·apoB与CAD风险的亚组异质性分析
                                        Table 8 Subgroup analysis in Hpx·apoB and risk of CAD
                                                Hpx·apoB univariate model         Hpx·apoB + Cr combined model
                  Indicator
                                              OR(95%CI)        Ptrend  Pinteraction  OR(95%CI)    Ptrend  Pinteraction
              Age                                                     0.161                              0.229
                ≥65 years(n=56)            3.938(1.022-15.176)  0.046         3.541(0.999-12.548)  0.050
                <65 years(n=84)            1.407(0.850-2.328)  0.184           1.518(0.921-2.500)  0.101
              Sex                                                     0.007                              0.008
                Female(n=44)               0.963(0.570-1.625)  0.887           0.951(0.573-1.576)  0.887
                Male(n=96)                 6.144(1.741-21.687)  0.005         6.527(1.808-23.558)  0.004
              Smoking                                                 0.022                              0.026
                Yes(n=80)                  7.479(1.612-34.698)  0.010         7.525(1.601-35.367)  0.011
                No(n=60)                   1.141(0.712-1.828)  0.584           1.228(0.761-1.984)  0.400
              eGFR                                                    0.047                              0.121
                ≥90 mL/(min·1.73 m)(n=63)  1.270(0.768-2.101)  0.352           1.365(0.819-2.276)  0.233
                                2
                <90 mL/(min·1.73 m)(n=76)  4.705(1.432-15.456)  0.011         3.708(1.172-11.727)  0.026
                                2
                                        Hpx·apoB
                                         lg(Hpx)
                                           eGFR
                                             Cr
                                           FBG
                                       apoA/apoB
                                                                                    ρ
                                           apoB
                                                                                      1.0
                                           apoA
                                       non⁃HDL⁃C                                      0.5
                                          LDL⁃C
                                                                                      0
                                          HDL⁃C
                                             TC                                       -0.5
                                            TG
                                                                                      -1.0
                                            TnT
                                         proBNP
                                         D⁃dimer
                                           CRP
                                            Hb
                                           WBC
                                                                           (Hpx)
                                                                    apoB
                                                  D⁃dimer
                                              WBC  Hb CRP  proBNP  TnT  TG  TC HDL⁃C LDL⁃C  apoA apoA/apoB FBG  Cr eGFR Hpx·apoB
                                                             non⁃HDL⁃C
                                                                           lg
                 The color scale indicates both direction(red for positive correlation,blue for negative)and magnitude(color intensity)of correlations. Correlation
              coefficients are denoted by ρ(Spearman’s rho).
                                              图4  Hpx·apoB与临床指标的相关性分析
                                Figure 4  Heatmap analysis of Hpx·apoB correlations with clinical biomarkers
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