Abstract
To revise the dietary evaluation method of the elderly, and scientifically evaluate the dietary quality. Delphi method was used to revise a diet quality evaluation method for the elderly according to expert consultation and statistical analysis. The recommended recipes in The Dietary Guidelines for Chinese Residents(2016) were selected for preliminary verification. Two rounds of expert consultation were conducted, 25 experts in the industry were invited. The withdraw rate of two rounds were 100% and 84%, respectively. The authoritative coefficient were 0.82 and 0.80, the degree of familiarity was 0.92, and the basis for determination were 0.73 and 0.70, respectively. The coordination coefficient W value were 0.095 and 0.098 respectively. Delphi method had some advantages in the revision of dietary index for the elderly. Dietary quality index had some practicability, but it still needs further verification and improvement.
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