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镉对心血管的效应，主要表现为血压的变化[1]。但目前有关的人群调查资料还不多见。本文报道了河南新乡市186名镉接触工人血压变化并对影响血压波动的因素进行多元逐步回归分析。1．材料与方法1．1对象选取某厂镉接触工人186人为暴露组（男性113人、女性73人），年龄20～55岁；
The cardiovascular effects of cadmium are mainly manifested as changes in blood pressure [1]. However, the current population survey data is rare. This article reports on the changes of blood pressure in 186 cadmium exposed workers in Xinxiang City, Henan Province, and conducts a multiple stepwise regression analysis on the factors influencing the fluctuation of blood pressure. 1. MATERIALS AND METHODS A. Subjects A total of 186 exposed cadmium workers in a factory were exposed (113 males and 73 females) aged 20-55 years.