饮食和simvastatin对高胆固醇男性血清脂质,胰岛素和抗氧化剂的影响:一个随机对照试验
Antti Jula1, Jukka Marniemi, Risto Huupponen
1Research and Development Centre of the Social Insurance Institution, Peltolantie 3, FIN-20720 Turku, Finland. antti.jula@kela.memonet.fi
JAMA
|February 7, 2002
概括
富含omega-3脂肪酸的心脏健康饮食增强了simvastatin降胆固醇效果,并抵消了其胰岛素上升的影响. 这种饮食方法也保持了抗氧化剂水平,与单独使用simvastatin不同.
科学领域:
- 心血管健康 心血管健康
- 营养科学 营养科学
- 药理学 药理学是指药理学的学科.
背景情况:
- 关于饮食和他类药物对脂质配置文件,胰岛素敏感性和抗氧化剂水平的协同作用的数据有限.
- 了解这些相互作用对于优化心血管疾病预防战略至关重要.
研究的目的:
- 研究修改后的地中海饮食和simvastatin治疗对血清脂质,脂蛋白,抗氧化剂和胰岛素水平的综合和单独影响.
- 评估饮食干预如何影响他类药物治疗的疗效和副作用.
主要方法:
- 一个随机,双盲,交叉试验,涉及120名高胆固醇男性.
- 参与者接受了习惯性饮食或修改的地中海饮食,并与simvastatin (20 mg/d) 或安慰剂相结合,持续12周.
- 关键结果措施包括总胆固醇,LDL,HDL,甘油三,阿波利波蛋白B,胰岛素,葡萄糖和抗氧化剂水平的变化.
主要成果:
- 饮食治疗显著降低了总胆固醇 (-7.6%),LDL胆固醇 (-10.8%),HDL胆固醇 (-4.9%),阿波利波蛋白B (-5.7%) 和胰岛素 (-14.0%).
- 西姆瓦斯塔丁显著降低了总胆固醇 (-20.8%),LDL胆固醇 (-29.7%),甘油三 (-13.6%),阿波利波蛋白B (-22.4%),并增加了高密度胆固醇 (+7.0%).
- 这两种干预措施独立地和附加地改善了脂质特征;simvastatin减少了抗氧化剂,而饮食没有.
结论:
- 富含omega-3脂肪酸的修改地中海饮食放大了simvastatin降低胆固醇的益处,并减轻了其提高胰岛素的效果.
- 这种饮食可以保持血清中β-胡卜素和乌比奎诺-10的水平,而这些水平在单一治疗时会降低.
- 结合饮食和simvastatin提供了一种有效的策略,用于管理高胆固醇血症,同时保持抗氧化状态.
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