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The SENECA study: potentials and problems in relating diet to survival over 10 years

机译:SENECA研究:将饮食与10年以上的生存联系起来的潜力和问题

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Objective:To give an overview of the evaluation of the modified diet history applied in the SENECA study (Survey in Europe on Nutrition and the Elderly; a Concerted Action).Design:Nineteen centres in 12 countries participated at baseline. Nine of these SENECA centres conducted a repeat measurement scheme in elderly people born between 1913 and 1918. These longitudinal centres included 100 subjects per sex per site.Methods:The relative validity of the method was tested by comparing results of the modified diet history with results obtained from a weighed record in 82 subjects. In the follow-up we compared changes in energy intake with changes in body weight and calculated the physical activity ratio in all longitudinal centres. In SENECA's finale we examined the predictive value of dietary patterns observed at baseline for survival 10 years later, making use of the original and an adapted Mediterranean Diet Score.Results:The modified diet history overestimated intake, compared with the weighed record. However, the physical activity ratio and an in-depth study in a metabolic room indicated that the diet history rather underestimated energy intake. We did not find a relationship between changes in energy intake and changes in body weight, but this could be explained by the fact that most likely we did not measure intake in the dynamic phase of body weight change. Based on the adapted Mediterranean Diet Score, the study results showed a positive relation between a healthy diet and survival.Conclusion:We conclude that the modified diet history has given sufficiently reliable results for the purposes of the study
机译:目的:概述对SENECA研究中应用的改良饮食史的评估(欧洲营养与老年人调查;一致行动)。设计:基线时来自12个国家的19个中心参加了该研究。这些SENECA中心中有9个中心对1913年至1918年之间出生的老年人进行了重复测量。这些纵向中心包括每个地点每个性别100位受试者。方法:通过比较改良饮食史的结果和结果来检验该方法的相对有效性从82位受试者的加权记录中获得。在后续研究中,我们将能量摄入的变化与体重的变化进行了比较,并计算了所有纵向中心的体力活动比。在SENECA的结局中,我们使用原始的和经过修改的地中海饮食评分,研究了基线饮食模式对10年后生存的预测价值。结果:与称重记录相比,修改后的饮食历史高估了摄入量。但是,身体活动比和对代谢室的深入研究表明,饮食史相当低估了能量摄入。我们没有发现能量摄入的变化与体重变化之间的关系,但这可以通过以下事实来解释,即我们很可能没有在体重变化的动态阶段测量摄入量。根据修改后的地中海饮食评分,研究结果表明健康饮食与生存之间存在正相关关系。结论:我们得出结论,改良饮食史已为研究目的提供了足够可靠的结果

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