The Canadian Food Intake Screener for assessing alignment of adults’ dietary intake with the 2019 Canada’s Food Guide healthy food choices recommendations: Scoring system and construct validity

Author:

Hutchinson Joy M.,Dodd Kevin W.,Guenther Patricia M.,Lamarche Benoit,Haines Jess,Wallace Angela,Perreault Maude,Williams Tabitha E.,Costa Louzada Maria Laura da,Jessri Mahsa,Lemieux Simone,Olstad Dana Lee,Prowse Rachel,Simpson Janis Randall,Vena Jennifer E.,Szajbely Kathleen,Kirkpatrick Sharon I.

Abstract

AbstractThe Canadian Food Intake Screener/Questionnaire court canadien sur les apports alimentaires was developed to rapidly assess alignment of adults’ dietary intake over the past month with the 2019 Canada Food Guide’s healthy food choices recommendations. From July to December 2021, adults (n=154) aged 18-65 years completed the screener and up to two 24-hour dietary recalls. The screener scoring system was aligned with the Healthy Eating Food Index-2019 (HEFI-2019), to the extent possible. ANOVA compared screener scores among subgroups with known differences in diet quality. Using the recall data, the National Cancer Institute multivariate method was used to model HEFI-2019 components, with the screener score as a covariate, and the correlation coefficient between screener and total HEFI-2019 scores was estimated. The mean screener score was 35 points (SD=4.7; maximum, 65), ranging from 25 (1stpercentile) to 45 (99thpercentile). Differences in scores in hypothesized directions were evident by gender identity (p=0.06), perceived income adequacy (p=0.07), education (p=0.02), and smoking status (p=0.003). The correlation between screener and HEFI-2019 scores was 0.53 (SE=0.12). The screener’s moderate construct validity supports its use for rapid assessment of alignment of adults’ intake with the healthy food choices recommendations when comprehensive dietary assessment is not possible.NoveltyThe Canadian Food Intake Screener was developed to rapidly assess alignment of dietary intake with Canada’s Food Guide-2019 healthy food choices recommendations.Scoring is aligned with the Healthy Eating Food Index-2019, to the extent possible.Among a sample of adults, variation in screener scores was noted, mean screener scores differed between some subgroups with known differences in diet quality, and a moderate correlation between screener scores and total Healthy Eating Food Index-2019 scores based on repeat 24-hour dietary recalls was observed.The Canadian Food Intake Screener has moderate construct validity for rapid assessment of overall alignment of adults’ dietary intake with the Canada’s Food Guide-2019 healthy food choices recommendations when comprehensive dietary assessment is not possible.

Publisher

Cold Spring Harbor Laboratory

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