Am J Kidney Dis:不安全食品、CKD和ESRD之间啥关系?

2017-02-16 xing.T MedSci原创

由此可见,在CKD成年患者中,不安全食品与更高的发生ESRD可能性独立相关。解决食品安全问题的创新方法应测试其是否对CKD患者预后有影响。

已有研究证实肾脏疾病与静脉血栓栓塞的风险存在相关性,但是这些研究结果存在有冲突的地方,并且有关黑人的研究信息相对较少,探究肾脏疾病与静脉血栓栓塞风险之间的相关性。

在低收入成年人获取不佳的食物已被确认为是慢性肾脏疾病(CKD)的危险因素,但是没有数据表明不安全食品会影响终末期肾脏疾病(ESRD)的进展。近日,肾脏病领域权威杂志Am J Kidney Dis上发表了一篇研究文章,研究者推测,不安全食品会与伴有和不伴有早期CKD患者发生ESRD的风险独立相关。

该研究采用纵向队列研究设计,研究人员以NHANES III研究(1988-1994年)招募的2320例成人(年龄≥20岁)CKD患者和10448名成人无CKD对照者为研究对象,这些参与者家庭收入低于联邦贫困水平的400%,并且随访12年。该研究预测指标为不安全食物,定义为对不安全食物筛查问题的肯定反应。该研究的结局为ESRD的发生情况,指标包括人口学信息、收入、糖尿病高血压、肾小球滤过率、蛋白尿,通过24小时膳食回顾估计膳食酸负荷。研究人员采用Fine-Gray 竞争风险模型估计协变量调整后与食品不安全相关的ESRD相对危险度。

4.5%的CKD成人接触了不安全食品。相比于对照者,食品不安全的人年龄更小,患糖尿病(29.9%)、高血压(73.9%)或尿蛋白(90.4%)的可能性更大(P<0.05)。在食品安全与食品安全组的平均膳食酸负荷分别为51.2毫克当量/天和55.6毫克当量/天(P=0.05)。食品不安全的成年人更容易患ESRD(相对危险度为1.38;95%可信区间为1.08-3.10)相比于食品安全的成人,在对人口学信息、收入、糖尿病、高血压、估计肾小球滤过率和蛋白尿进行调整后。在非CKD组,5.7%的参与者接触不安全食品。研究人员没有发现不安全食品和终末期肾病存在显著的相关性(相对危险度为0.77;95%可信区间为0.40-1.49)。

由此可见,在CKD成年患者中,不安全食品与更高的发生ESRD可能性独立相关。解决食品安全问题的创新方法应测试其是否对CKD患者预后有影响。

原始出处:

Tanushree Banerjee, et al. Food Insecurity, CKD, and Subsequent ESRD in US Adults. Am J Kidney Dis.2017.  http://dx.doi.org/10.1053/j.ajkd.2016.10.035

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    2017-02-18 yige2004
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    2017-02-18 gwc389