6 4层多排CT对冠状动脉旁路移植术后的中期随访：影响桥血管通畅性的危险因素研究
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李涛,杨立,张卫国,罗春才,黄自立,李金锋,李欣
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Midterm Follow-up of Coronary Artery Bypass Grafting with 64-Slice Multi-detector Computed Tomography: Identification of Risk Factors Affecting Graft Patency
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Li Tao,Yang Li,Zhang Weiguo,Luo Chuncai,Huang Zili,Li Jinfeng,Li Xin
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| Table 3 Univariate analysis of factors that related to patency of LIMA grafts and SV grafts |
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| Variates | Patency of LIMA grafts | | Patency of SV grafts | Patent
n=294 | Poor patent, n=36 | χ2 | P value | | Patent
n=457 | Poor patent
n=107 | χ2 | Pvalue | | Male, n (%) | 266(90.5) | 29(80.6) | 6.85 | 0.03 | | 372(81.4) | 82(76.6) | 1.22 | 0.27 | | Hypertension, n(%) | 259(88.1) | 33(91.7) | 0.68 | 0.71 | | 383(83.8) | 79(73.8) | 8.06 | 0.005 | | Dyslipidemia, n(%) | 259(88.1) | 32(88.9) | 2.53 | 0.28 | | 340(74.4) | 91(85.0) | 3.56 | 0.04 | | Diabetes, n (%) | 267(90.8) | 32(88.9) | 1.08 | 0.58 | | 345(75.5) | 89(83.2) | 4.39 | 0.036 | | Smoking, n (%) | 268(91.2) | 31(86.1) | 2.76 | 0.25 | | 376(82.3) | 84(78.5) | 1.36 | 0.24 | | Cerebrovascular disease, n (%) | 230(78.2) | 33(91.7) | 10.47 | 0.005 | | 366(80.1) | 86(80.4) | 0.00 | 0.98 | | Symptomatic, n(%) | 255(86.7) | 32(88.9) | 0.57 | 0.75 | | 326(71.3) | 88(82.2) | 5.18 | 0.023 | | Proximal target vessel stenosis >90%, n (%) | 290(98.6) | 14(38.9) | 169 | <0.001 | | NA | NA | NA | NA |
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