Relative validity of brief-type self-administered diet history questionnaire among very old Japanese aged 80 years or older

• Published in: Public health nutrition Vol. 22; no. 2; pp. 212 - 222
• Main Authors: Kobayashi, Satomi, Yuan, Xiaoyi, Sasaki, Satoshi, Osawa, Yusuke, Hirata, Takumi, Abe, Yukiko, Takayama, Michiyo, Arai, Yasumichi, Masui, Yukie, Ishizaki, Tatsuro
• Format: Journal Article
• Language: English
• Published: Cambridge, UK Cambridge University Press 01.02.2019
• Subjects: Adults; Age; Aged, 80 and over; Aging; Assessment and methodology; Correlation coefficient; Correlation coefficients; Diet; Diet - statistics & numerical data; Diet Records; Diet Surveys - standards; Dietary intake; elderly nutrition; epidemiological studies; Epidemiology; Female; Food; food frequency questionnaires; Food groups; food intake; Health care; Humans; Japan; Male; men; Nutrients; Nutrients - analysis; Nutrition research; Older people; Population; Populations; Reproducibility of Results; Research paper; Statistics, Nonparametric; Surveys and Questionnaires - standards; Validity; women; Womens health; Japan; Relative validity; Very old Japanese; Dietary intake; Diet history questionnaire

Dietary questionnaires for assessing dietary intakes among populations of individuals aged 80 years or older (the very old) are very limited. We examined the relative validity of forty-three nutrients and twenty-seven food groups estimated by a brief-type self-administered diet history questionnaire...