BAR CODED DIET ANALYSIS

该项目将开发和测试条形码图片小册子 通过邮件在食物摄入量调查中的使用。小册子将会 展示400种食品，并用于24小时饮食召回 数据。预计小册子的长期使用将是为了确定 总脂肪、胆固醇和 饱和脂肪摄入量，以便转介他们进行咨询。偏倚 小册子的准确性将由50名志愿者进行测试，他们 记录标准食品模型一式两份。的偏差和准确性 小册子将以一式两份与标准化的 NHLBI-LRC对另外100名志愿者进行24小时召回访谈。

This project will develop and test bar coded pictorial booklets for through the mail use in surveys of food intake. Booklets will illustrate 400 food items and be used to obtain 24-hour diet recall data. The projected long-range use of booklets will be to identify groups of individuals with excessive total fat, cholesterol, and saturated fat intake in order to refer them for counselling. Bias and accuracy of booklets will be tested by 50 volunteers who record standard food models in duplicate. Bias and accuracy of booklets will be compared in duplicate with the standardized NHLBI-LRC 24-hour recall interview in 100 additional volunteers.