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表2 NAFLD相关影响因素的二元多因素Logistic回归分析
Table 2 Multifactorial logistic regression analysis of NAFLD⁃related influencing factors
Index B SE Wald χ 2 P OR(95%CI)
AI 0.743 0.141 27.701 <0.001 2.103(1.595-2.774)
Sex
Male 1.000(Ref.)
Female -0.035 0.317 00.012 0.913 0.966(0.519-1.797)
Age -0.025 0.015 02.850 0.091 0.975(0.947-1.004)
BMI 0.356 0.090 15.674 <0.001 1.428(1.197-1.703)
SBP 0.001 0.009 00.016 0.899 1.001(0.983-1.020)
AST 0.071 0.016 19.987 <0.001 1.073(1.041-1.107)
FBG 0.783 0.186 17.665 <0.001 2.188(1.519-3.152)
Uric acid 0.003 0.002 02.617 0.106 1.003(0.999-1.007)
TG -0.055 0.035 02.549 0.110 0.946(0.884-1.013)
LDL⁃C -0.070 0.079 00.775 0.379 0.932(0.798-1.090)
baPWV 0.001 0.001 06.323 0.012 1.001(1.000-1.003)
eGFR 0.019 0.011 02.760 0.097 1.019(0.997-1.042)
Frequency of regular exercise
<1 time/week 1.000(Ref.)
≥1 time/week -0.492 0.307 02.566 0.109 0.611(0.335-1.116)
Body weight condition
Normal weight 01.334 0.513 1.000(Ref.)
Over weight 0.399 0.370 01.164 0.281 1.490(0.722-3.077)
Obesity 0.370 0.817 00.206 0.650 1.448(0.292-7.177)
表3 不同模型中AI与NAFLD相关关系的二元多因素Logistic回归分析
Table 3 Multifactorial logistic regression analysis of the association between AI and NAFLD in different models
Model 1 Model 2 Model 3 Model 4
Index
OR(95%CI) P OR(95%CI) P OR(95%CI) P OR(95%CI) P
AI 02.335(2.009-2.713) <0.001 02.216(1.899-2.586) <0.001 1.850(1.548-2.210) <0.001 1.846(1.541-2.121) <0.001
AI(quartile)
Q1 Ref. Ref. Ref. Ref.
Q2 02.304(1.158-4.580) 0.017 02.150(1.073-4.308) 0.031 1.385(0.637-3.013) 0.411 1.449(0.662-3.171) 0.353
Q3 05.453(2.880-10.325)<0.001 04.775(2.949-9.144) <0.001 2.296(1.103-4.777) 0.026 2.294(1.097-4.795) 0.027
Q4 16.893(9.071-31.460)<0.001 13.860(7.313-26.270)<0.001 6.180(3.035-12.584)<0.001 6.169(3.006-12.661)<0.001
P <0.001 <0.001 <0.001 <0.001
Model 1 did not adjust for confounding factors;Model 2 adjusted for age and gender;Model 3 adjusted for age,gender,BMI,AST,and fasting blood
glucose;Model 4 adjusted for age,gender,BMI,AST,fasting blood glucose,smoking status,and exercise status. The arterial sclerosis index(AI)was di⁃
vided into four equal groups:the first group(Q1,AI≤2.23,n=213),the second group(Q2,AI≤2.24-2.93,n=215),the third group(Q3,AI≤2.94-3.90,
n=214),and the fourth group(Q4,AI≥3.91,n=214).
P < 0.001),也高于传统血脂指标 TC(AUC=0.576,
3 讨 论
95% CI=0.532~0.621,P=0.001;DeLong 检 验 ,P <
0.001)、TG(AUC=0.735,95% CI=0.696~0.774,P < 本研究的856例日本体检人群发生脂肪肝209例,
0.001;DeLong 检验,P=0.013)、LDL⁃C(AUC=0.639, NAFLD 的发生率为 24.42%,体重正常、超重和肥胖
95% CI=0.597~0.681,P < 0.001;DeLong 检 验 ,P < 者NAFLD患病率分别为11.17%、48.20%和83.72%,
0.001),提示AI具有更优异的预测能力(图2)。 BMI与NAFLD呈正相关,这与现有的研究一致。窦紫

