套扎后CGRP水平变化情况与临床上套扎后发生上消化道出血的危险性变化相一致，因此CGRP水平可能与出血危险性有相关性。

The variation of the level of CGRP was corresponded to the risk of upper gastrointestinal bleeding after EVL, so the level of CGRP could be related to the risk of upper gastrointestinal bleeding.

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前言：目的：了解肝硬化并发消化道出血的相关危险因素，为预防和控制上消化道出血提供可靠的依据。方法：对150例肝硬化患者进行病例对照研究。

Objective: to find out the related risk factors of cirrhosis complicated hemorrhage of upper digestive tract and provide reliable basis for preventing and controlling the disease.

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