Clinical Focus ›› 2021, Vol. 36 ›› Issue (8): 699-703.doi: 10.3969/j.issn.1004-583X.2021.08.005

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Correlation study of epicardial adipose tissue volume and essential hypertension with coronary heart disease

Wang Yazhua, Guo Yunfeib, Si Yueqiaoa, Liu Chaoa, Zhang Yinga()   

  1. a. Department of Cardiology, Affiliated Hospital of Chengde Medical University, Chengde 067000, China
    b. Department of Anesthesia, Affiliated Hospital of Chengde Medical University, Chengde 067000, China
  • Received:2021-06-16 Online:2021-08-20 Published:2021-08-30
  • Contact: Zhang Ying E-mail:cyfyzy@126.com

Abstract:

Objective To explore the relationship between epicardial adipose tissue(EAT) volume and essential hypertension(EH) with coronary heart disease(CHD) for its pathogenic risk and predictive value. Methods The study involved 408 patients with EH who underwent coronary computed tomographic angiography(CCTA) from December 2014 to June 2017 in our hospital. The patients were divided into study group (n=319) and control group (n=89) by CCTA diagnosis of CHD and non-CHD. The differences in terms of clinical baseline characteristics and EAT volume between two groups were compared. Receiver operating characteristic (ROC) curve were used to assess the diagnostic value of EAT volume for EH with CHD and to determine the optimal cut-off value. Logistic regression analysis to assess risk factors for combined CHD in EH. EAT volume with Gensini score and coronary artery calcification score (CACS) were evaluated with Spearman correlation analysis. Results The EAT volume was higher in CHD group than in non-CHD group (P<0.05). ROC curve analysis showed that the AUC of EAT volume in diagnosing EH combined CHD was 0.698(P<0.05). When the truncation value of EAT volume was 172.5 cm3, the diagnostic EH concurrent CHD was most effective, with the sensitivity and specificity of 42.7% and 94.3%. Multi-factor logistic regression analysis showed that EAT volume≥172.5 cm3 was independent risk factors for EH combined with CHD(P<0.05), the relative hazard level was 10.050(3.459-29.204).Spearman correlation analysis showed that EAT volume was positively correlated with Gensini scores and CACS (r=0.207, 0.235, P<0.05). Conclusion Measurement of EAT volume by CCTA may be a new clinical non-invasive diagnostic tool for EH with CHD. EAT volume was positively correlated with Gensini score and CACS in patients with EH. High EAT volume was an independent risk factor for EH with CHD.

Key words: coronary artery disease, epicardial mapping, hypertension, risk factors, diagnosis

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