Eur J Intern Med:叶酸补充有益于卒中的预防

2019-09-16 不详 网络

观察性研究发现较低的血清同型半胱氨酸水平与较低的心血管疾病(CVD)发生率相关。然而,个体随机对照试验(RCT)发现治疗性同型半胱氨酸在降低心血管风险方面的效果各异。本研究旨在对相关RCT进行新的荟萃分析,以评估叶酸补充剂在预防CVD,冠心病(CHD)和脑卒中方面的功效。进行系统搜索,纳入报告至少一种CVD,CHD或脑卒中作为结果的RCTs。使用95%置信区间的相对风险(RR)作为叶酸补充与CVD

观察性研究发现较低的血清同型半胱氨酸水平与较低的心血管疾病(CVD)发生率相关。然而,个体随机对照试验(RCT)发现治疗性同型半胱氨酸在降低心血管风险方面的效果各异。本研究旨在对相关RCT进行新的荟萃分析,以评估叶酸补充剂在预防CVD,冠心病(CHD)和脑卒中方面的功效。

进行系统搜索,纳入报告至少一种CVD,CHD或脑卒中作为结果的RCTs。使用95%置信区间的相对风险(RR)作为叶酸补充与CVD,CHD,脑卒中和全因死亡风险之间关联的量度。按可能影响治疗效果的因素进行进一步的分层。

结果,系统搜索确定了26个RCTs,包括58804名参与者。汇总RR显示,叶酸补充与CVD风险(RR 0.98,0.95~1.02; p = 0.36),CHD(RR 1.03,0.98~1.08; p = 0.23)以及全因死亡率(RR 1.00,0.96-1.04; p = 0.92)的变化无关,但与卒中风险呈下降趋势有关(RR 0.93,0.86~1.00; p = 0.05)。分层分析显示,卒中风险降低的唯一异质性为有(RR 1.07,0.92~1.25)及(RR 0.88,0.81~0.96)无强制谷物强化的组(P异质性= 0.03)。

综上所述,这项荟萃分析表明,叶酸补充可能对预防卒中有一定的益处。

原始出处:

Yang HT, Lee M, et al., Efficacy of folic acid supplementation in cardiovascular disease prevention: an updated meta-analysis of randomized controlled trials. Eur J Intern Med. 2012 Dec;23(8):745-54. doi: 10.1016/j.ejim.2012.07.004. Epub 2012 Aug 11.

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  1. [GetPortalCommentsPageByObjectIdResponse(id=1609983, encodeId=5e971609983d2, content=<a href='/topic/show?id=eb6b1145939' target=_blank style='color:#2F92EE;'>#Med#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=16, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=11459, encryptionId=eb6b1145939, topicName=Med)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=552a19396740, createdName=ms3994565386320060, createdTime=Wed Sep 18 08:30:00 CST 2019, time=2019-09-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1026449, encodeId=d7c7102644932, content=卒中虽然是临床上常见病,溶栓,取栓等血管内治疗也很成熟,但是仍然有很多未知问题有待认知!, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=健健, createdTime=Mon Sep 16 20:30:00 CST 2019, time=2019-09-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=372795, encodeId=b4fa3e279533, content=学习了,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=53, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220115/46bcf39c32de4aa6b45c5f9d66c8ee77/6cb4a20c55bb4b7691122f47747bfca2.jpg, createdBy=9dad1662329, createdName=1ddf0692m34(暂无匿称), createdTime=Mon Sep 16 18:08:17 CST 2019, time=2019-09-16, status=1, ipAttribution=)]
  2. [GetPortalCommentsPageByObjectIdResponse(id=1609983, encodeId=5e971609983d2, content=<a href='/topic/show?id=eb6b1145939' target=_blank style='color:#2F92EE;'>#Med#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=16, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=11459, encryptionId=eb6b1145939, topicName=Med)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=552a19396740, createdName=ms3994565386320060, createdTime=Wed Sep 18 08:30:00 CST 2019, time=2019-09-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1026449, encodeId=d7c7102644932, content=卒中虽然是临床上常见病,溶栓,取栓等血管内治疗也很成熟,但是仍然有很多未知问题有待认知!, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=健健, createdTime=Mon Sep 16 20:30:00 CST 2019, time=2019-09-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=372795, encodeId=b4fa3e279533, content=学习了,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=53, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220115/46bcf39c32de4aa6b45c5f9d66c8ee77/6cb4a20c55bb4b7691122f47747bfca2.jpg, createdBy=9dad1662329, createdName=1ddf0692m34(暂无匿称), createdTime=Mon Sep 16 18:08:17 CST 2019, time=2019-09-16, status=1, ipAttribution=)]
    2019-09-16 健健

    卒中虽然是临床上常见病,溶栓,取栓等血管内治疗也很成熟,但是仍然有很多未知问题有待认知!

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1609983, encodeId=5e971609983d2, content=<a href='/topic/show?id=eb6b1145939' target=_blank style='color:#2F92EE;'>#Med#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=16, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=11459, encryptionId=eb6b1145939, topicName=Med)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=552a19396740, createdName=ms3994565386320060, createdTime=Wed Sep 18 08:30:00 CST 2019, time=2019-09-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1026449, encodeId=d7c7102644932, content=卒中虽然是临床上常见病,溶栓,取栓等血管内治疗也很成熟,但是仍然有很多未知问题有待认知!, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=健健, createdTime=Mon Sep 16 20:30:00 CST 2019, time=2019-09-16, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=372795, encodeId=b4fa3e279533, content=学习了,谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=53, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220115/46bcf39c32de4aa6b45c5f9d66c8ee77/6cb4a20c55bb4b7691122f47747bfca2.jpg, createdBy=9dad1662329, createdName=1ddf0692m34(暂无匿称), createdTime=Mon Sep 16 18:08:17 CST 2019, time=2019-09-16, status=1, ipAttribution=)]
    2019-09-16 1ddf0692m34(暂无匿称)

    学习了,谢谢分享

    0