Correlation between liver fibrosis and tongue features in patients with non-alcoholic fatty liver disease
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摘要: 目的 探讨非酒精性脂肪性肝病(NAFLD)患者肝纤维化评分(NFS)与舌象特征的关系。方法 从中日友好医院体检中心随机招募确诊为NAFLD的受试者,收集受试者的人口学资料、测量学指标、实验室指标等,按标准化流程采集受试者的舌象照片并进行校正与标注,比较不同舌象特征的受试者间NFS评分的差异。结果 NAFLD患者舌色上以暗红舌为主,苔色上以淡黄苔为主。暗红舌、紫舌、黄苔及舌质瘀点和瘀斑的NAFLD患者的NFS评分显著高于淡红舌、白苔、无瘀点和瘀斑的患者;紫舌患者中NFS>0.676的比例显著高于淡红舌、红舌和暗红舌的患者(P<0.05);舌质瘀点和瘀斑的患者中NFS>0.676的比例亦显著高于舌质无瘀点和瘀斑的患者(P<0.05)。结论 暗红舌、紫舌、黄苔、舌质瘀点和瘀斑对NAFLD患者肝纤维化有重要的提示作用。Abstract: Objective To investigate the correlation between the non-alcoholic fatty liver disease(NAFLD) fibrosis score(NFS) and tongue features in patients with NAFLD.Methods Subjects diagnosed as NAFLD were randomly recruited from the Medical Examination Center of China-Japan Friendship Hospital and their demographic data, measurement indexes, and laboratory indexes were collected. The subjects' tongue pictures were collected and corrected. Comparing the differences in NFS among subjects with different tongue features.Results Dark red tongue, light yellow coating were predominant in NAFLD patients' tongue images. NFS was significantly higher in NAFLD patients with dark red tongue, purple tongue, yellow coating and stasis tongue than in patients with light red tongue, white coating. The proportion of NFS>0.676 in patients with purple tongue was significantly higher than in patients with light red tongue, red tongue and dark red tongue(P < 0.05). The proportion of NFS>0.676 in patients with stasis tongue was also significantly higher than in other patients(P < 0.05).Conclusion Dark red tongue, purple tongue, yellow coating, stasis tongue are important indicators of liver fibrosis in NAFLD patients.
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表 1 NAFLD患者NFS评分与舌质颜色的关系
M(P25,P75),例(%) 项目 淡红舌(n=51) 红舌(n=63) 暗红舌(n=247) 紫舌(n=12) H/χ2 P NFS评分 -1.455(-1.797,-0.859) -1.162(-1.740,-0.774) -0.939(-1.552,-0.544)2) -0.550(-1.446,0.275)1) 16.900 0.001 NFS>0.676 2(3.9) 0 16(6.5) 4(33.3)1)3)4) 20.731 <0.001 NFS<-1.455 25(49.0) 22(34.9) 72(29.1)2) 3(25.0) 8.050 0.045 与淡红舌比较,1)P<0.05,2)P<0.01;与红舌比较,3)P<0.01;与暗红舌比较,4)P<0.01。 表 2 NAFLD患者NFS评分与舌苔颜色的关系
M(P25,P75),例(%) 项目 白苔(n=113) 淡黄苔(n=201) 深黄苔(n=59) H/χ2 P NFS评分 -1.390(-1.789,-0.795) -0.976(-1.602,-0.596)1) -0.774(-1.115,-0.326)1)2) 24.454 <0.001 NFS>0.676 3(2.7) 16(8.0) 3(5.1) 3.752 0.153 NFS<-1.455 55(48.7) 57(28.4)1) 10(16.9)1) 21.470 <0.001 与白苔比较,1)P<0.01;与淡黄苔比较,2)P<0.05。 表 3 NAFLD患者NFS评分与舌质瘀点的关系
M(P25,P75),例(%) 项目 舌质无瘀点(n=298) 舌质瘀点(n=75) Z/χ2 P NFS评分 -1.076(-1.743,-0.660) -0.841(-1.269,-0.410) -3.083 0.002 NFS>0.676 11(3.7) 11(14.7) 13.005 <0.001 NFS<-1.455 106(35.6) 16(21.3) 5.518 0.019 表 4 NAFLD患者NFS评分与舌质瘀斑的关系
M(P25,P75),例(%) 项目 舌质无瘀斑(n=315) 舌质瘀斑(n=58) Z/χ2 P NFS评分 -1.076(-1.743,-0.675) -0.718(-1.104,-0.298) -4.272 <0.001 NFS>0.676 11(3.5) 11(19.0) 21.130 <0.001 NFS<-1.455 114(36.2) 8(13.8) 11.164 0.001 表 5 NAFLD患者不同中医证型与舌象特征的关系
例(%) 舌象特征 肝郁脾虚证(n=57) 痰浊内阻证(n=63) 湿热蕴结证(n=185) 痰瘀互结证(n=68) χ2 P 舌质颜色 淡红舌 15(26.3) 20(31.7) 12(6.5)2)4) 4(5.9)2)4) 36.744 <0.001 红舌 8(14.0) 10(15.9) 40(21.6) 5(7.4)6) 7.734 0.052 暗红舌 32(56.1) 32(50.8) 130(70.3)1)4) 53(77.9)2)4) 14.824 0.002 紫舌 2(3.5) 1(1.6) 3(1.6) 6(8.8)5) 8.930 0.030 舌苔颜色 白苔 37(64.9) 36(57.1) 22(11.9)2)4) 18(26.5)2)4)6) 83.992 <0.001 淡黄苔 20(35.1) 27(42.9) 111(60.0)2)3) 43(63.2)2)3) 16.365 0.001 深黄苔 0 0 52(28.1)2)4) 7(10.3)1)4)6) 45.092 <0.001 舌质瘀点 1(1.8) 7(11.1) 26(14.1)1) 41(60.3)2)4)6) 87.708 <0.001 舌质瘀斑 1(1.8) 3(4.8) 17(9.2) 37(54.4)2)4)6) 97.749 <0.001 与肝郁脾虚证比较,1)P<0.05,2)P<0.01;与痰浊内阻证比较,3)P<0.05,4)P<0.01;与湿热蕴结证比较,5)P<0.05,6)P<0.01。 -
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