scholarly journals Accuracy and cost-effectiveness of technology-assisted dietary assessment (ACE-TADA): Protocol for a randomized cross-over feeding study to compare the Automated Self-Administered Dietary Assessment Tool (ASA24), Intake24, and an image-assisted Mobile Food Record 24-hour recall (mFR24) relative to observed intake. (Preprint)

10.2196/32891 ◽  
2021 ◽  
Author(s):  
Clare Whitton ◽  
Janelle D. Healy ◽  
Clare E. Collins ◽  
Barbara Mullan ◽  
Megan E. Rollo ◽  
...  
2021 ◽  
Author(s):  
Clare Whitton ◽  
Janelle D Healy ◽  
Clare E Collins ◽  
Barbara Mullan ◽  
Megan E Rollo ◽  
...  

BACKGROUND The assessment of dietary intake underpins population nutrition surveillance and nutritional epidemiology and is essential to inform effective public health policies and programs. Technological advances in dietary assessment that use images and automated methods have the potential to improve accuracy, respondent burden, and cost; however, they need to be evaluated to inform large-scale use. OBJECTIVE The aim of this study is to compare the accuracy, acceptability, and cost-effectiveness of 3 technology-assisted 24-hour dietary recall (24HR) methods relative to observed intake across 3 meals. METHODS Using a controlled feeding study design, 24HR data collected using 3 methods will be obtained for comparison with observed intake. A total of 150 healthy adults, aged 18 to 70 years, will be recruited and will complete web-based demographic and psychosocial questionnaires and cognitive tests. Participants will attend a university study center on 3 separate days to consume breakfast, lunch, and dinner, with unobtrusive documentation of the foods and beverages consumed and their amounts. Following each feeding day, participants will complete a 24HR process using 1 of 3 methods: the Automated Self-Administered Dietary Assessment Tool, Intake24, or the Image-Assisted mobile Food Record 24-Hour Recall. The sequence of the 3 methods will be randomized, with each participant exposed to each method approximately 1 week apart. Acceptability and the preferred 24HR method will be assessed using a questionnaire. Estimates of energy, nutrient, and food group intake and portion sizes from each 24HR method will be compared with the observed intake for each day. Linear mixed models will be used, with 24HR method and method order as fixed effects, to assess differences in the 24HR methods. Reporting bias will be assessed by examining the ratios of reported 24HR intake to observed intake. Food and beverage omission and intrusion rates will be calculated, and differences by 24HR method will be assessed using chi-square tests. Psychosocial, demographic, and cognitive factors associated with energy misestimation will be evaluated using chi-square tests and multivariable logistic regression. The financial costs, time costs, and cost-effectiveness of each 24HR method will be assessed and compared using repeated measures analysis of variance tests. RESULTS Participant recruitment commenced in March 2021 and is planned to be completed by the end of 2021. CONCLUSIONS This protocol outlines the methodology of a study that will evaluate the accuracy, acceptability, and cost-effectiveness of 3 technology-enabled dietary assessment methods. This will inform the selection of dietary assessment methods in future studies on nutrition surveillance and epidemiology. CLINICALTRIAL Australian New Zealand Clinical Trials Registry ACTRN12621000209897; https://tinyurl.com/2p9fpf2s INTERNATIONAL REGISTERED REPORT DERR1-10.2196/32891


Nutrients ◽  
2018 ◽  
Vol 10 (9) ◽  
pp. 1147 ◽  
Author(s):  
Carla Gianfrancesco ◽  
Zoe Darwin ◽  
Linda McGowan ◽  
Debbie Smith ◽  
Roz Haddrill ◽  
...  

myfood24 is an online 24 hr dietary recall tool developed for nutritional epidemiological research. Its clinical application has been unexplored. This mixed methods study explores the feasibility and usability of myfood24 as a food record in a clinical population, women with gestational diabetes (GDM). Women were asked to complete five myfood24 food records, followed by a user questionnaire (including the System Usability Scale (SUS), a measure of usability), and were invited to participate in a semi-structured interview. Of the 199 participants, the mean age was 33 years, mean booking body mass index (BMI) 29.7 kg/m2, 36% primiparous, 57% White, 33% Asian. Of these, 121 (61%) completed myfood24 at least once and 73 (37%) completed the user questionnaire; 15 were interviewed. The SUS was found to be good (mean 70.9, 95% CI 67.1, 74.6). Interviews identified areas for improvement, including optimisation for mobile devices, and as a clinical management tool. This study demonstrates that myfood24 can be used as an online food record in a clinical population, and has the potential to support self-management in women with GDM. However, results should be interpreted cautiously given the responders’ demographic characteristics. Further research to explore the barriers and facilitators of uptake in people from ethnic minority and lower socioeconomic backgrounds is recommended.


2020 ◽  
Author(s):  
Claire M. Timon ◽  
Janette Walton ◽  
Albert Flynn ◽  
Eileen R. Gibney

BACKGROUND There are many constraints to conducting national food consumption surveys for the purposes of national nutrition surveillance including cost, time and participant burden. Validated Web-based dietary assessment technologies offer a potential solution to many if these constraints. OBJECTIVE This study investigated the feasibility of using a previously validated, Web-based 24-hour recall dietary assessment tool (Foodbook24) for the purposes of nutrition surveillance by comparing the demographic characteristics and the quality of dietary intake data collected from an online cohort of participants in Ireland to the most recent Irish National Adult Nutrition Survey (NANS). METHODS Irish adult participants (aged 18 and over) were recruited to use Foodbook24 (Web-based tool). Demographic and dietary intake (by means of 2 non-consecutive self-administered 24-hour recalls) data was collected using Foodbook24. Following completion of the study, the dietary intake data collected were statistically weighted to represent the population of participants that completed the National Adult and Nutrition Survey (NANS) (2011) to facilitate the controlled comparison of intake data. Demographic characteristics of survey respondents were investigated using descriptive statistics in SPSS V20. The controlled comparison of weighted mean daily nutrient intake data collected from the Foodbook24 Web-based study (n= 329 plausible reporters) and the mean daily nutrient intake data collected from NANS (n=1051 plausible reporters) was conducted using the Wilcoxon-Mann–Whitney U-test in Creme Nutrition® software. RESULTS The results of this analysis highlight many differences between the demographic characteristics between both sets of survey participants. Notable differences included a lower proportion of adults aged 65 years and over and a higher proportion of females participated in the Web-based Foodbook24 study relative to the NANS study. Similar ranges of mean daily intakes for the majority of nutrients and food groups were observed (e.g. Energy (kcal/day) and Carbohydrate (g/day)), although significant differences for some nutrient (e.g. Riboflavin (mg/10MJ) and Vitamin B12 (µg/10MJ)) and food groups were identified. A high proportion of participants (47%) reported a willingness to continue to use Foodbook24 for an additional 6-month period. CONCLUSIONS These findings suggest that by using targeted recruitment strategies in the future to ensure the recruitment of a more representative sample, there is potential for Web-based methodologies such as Foodbook24 to be used for nutrition surveillance efforts in Ireland. CLINICALTRIAL n/a


2001 ◽  
Vol 4 (1) ◽  
pp. 73-78 ◽  
Author(s):  
Marian L Neuhouser ◽  
Ruth E Patterson ◽  
Alan R Kristal ◽  
Alison L Eldridge ◽  
Nancy C Vizenor

AbstractObjective:To develop and validate a new dietary assessment tool, the focused recall, and to use this to measure co-consumption of carotenoid-containing fruits and vegetables with savory snacks.Design:Participants completed a telephone-administered focused recall and a 24-hour recall on the same day. We compared mean estimates of fruit, vegetable, savory snack and carotenoid consumption from both instruments. We also assessed the ability of each method to measure co-consumption of carotenoids with full-fat, reduced/non-fat and olestra-containing savory snacks.Setting and subjects:Data are from 245 male and 244 female adult participants in the Olestra Post-Marketing Surveillance Study (OPMSS).Results:The mean (± SD) intake of fruit was 1.8 (1.1) servings day−1 from the focused recall and 1.6 (1.4) servings day−1 from the 24-hour recall (r = 0.56). The mean vegetable intake was 2.1 (1.3) and 2.2 (1.7) servings day−1 (r = 0.42), respectively, from each instrument. Estimates of total carotenoid and β-carotene intake were within 5% of each other (r = 0.63 for total carotenoids and r = 0.70 for β-carotene). Both instruments estimated that approximately 14% of total daily carotenoids were co-consumed with savory snacks (r = 0.63).Conclusions:The focused recall provides valid information about fruit, vegetable and savory snack consumption and allows researchers to examine associated eating patterns more easily.


2021 ◽  
pp. 1-13
Author(s):  
Zeynep Göktaş ◽  
Derya Dikmen ◽  
Neslişah Rakıcıoğlu

Abstract Objective: The purpose of this study was to assess the validity of MEDFICTS (Meats, Eggs, Dairy, Fried foods, fat In baked goods, Convenience foods, fats added at the Table, Snacks) questionnaire in Turkish population. Design: MEDFICTS questionnaire is a brief dietary assessment tool developed as part of the National Cholesterol Education Program (NCEP) Adult Treatment Panel (ATP) guidelines and it measures the adherence to Step 1 and Step 2 diets that are recommended for the prevention and treatment of cardiovascular diseases (CVD). MEDFICTS questionnaire was administered with 3-day food record to compare overall dietary fat intake. Setting: This study was conducted at the Hacettepe University (Ankara, Turkey) in 2017. Participants: Subjects were university students, recruited from several departments of Hacettepe University by trained dietitians. A total of 442 adults (249 females and 194 males) between the ages of 18-31 years participated in the study. Students with CVD were excluded. Results: Total fat intake ratio was higher than the recommended level for both males and females (39.4% and 39.9%, respectively). Mean MEDCISTS score was 66.3 ± 27.24 points. Total energy, total fat, SFA, and cholesterol intakes from 3-day food records within the different MEDFICTS diet groups significantly differed (p<0.001 for all). Receiver operating characteristics (ROC) curve analysis demonstrated that a cut-off point of 60 showed 80% sensitivity and 65% specificity. Conclusions: Our data indicates that MEDFICTS questionnaire is moderately accurate, however, sensitivity analysis did not demonstrate the recommended 40 points as an optimal cut-off point for Turkish population.


2021 ◽  
Vol 50 (6) ◽  
pp. 1697-1705
Author(s):  
Nur Fadzlina Zulkefli ◽  
Ming Moy Foong

Adopting a sustainable diet is an alternative to address the pandemics of obesity, undernutrition and climate change that are threatening human health. Sustainable diet considers the health aspect as well as the environmental impact of diets. There is a scarcity of research on sustainable diet and lack validated tools for its measurement. This article aimed to describe the protocol on the development and validation of a Sustainable Diet Index (SDI) among Malaysian adults. A Sustainable Diet Index (SDI) was developed based on previous studies and available dietary guidelines on sustainable diet. Five indicators (rice, animal-based food, plant-based food, food waste and packaging) were included in the SDI. The index will be validated among Malaysian adults using mobile food record as the dietary assessment tool. The index has the potential to measure the level of healthy and sustainable diet behaviour of an individual. The use of mobile food record provides images of each eating occasion for the evaluation of serving size and the information on waste management. Health and environmental impacts from the diet can be evaluated through the integration of all indicators in the SDI. The index developed is novel and expected to provide a feasible measurement to assess the level of sustainable diet of an individual.


2021 ◽  
Vol 50 (Supplement_1) ◽  
Author(s):  
Karen Mumme ◽  
Cath Conlon ◽  
Pamela von Hurst ◽  
Beatrix Jones ◽  
Jamie de Seymour ◽  
...  

Abstract Background Valid and reproducible dietary patterns (DP) are necessary to assess relationships between diet and disease. This study, Researching Eating, Activity, and Cognitive Health (REACH), assessed the reproducibility and relative validity of DPs derived from a food frequency questionnaire (FFQ) in older New Zealand adults. Methods Participants (n = 294, 70±3yrs, 37% male), completed two identical 109-item FFQs to assess reproducibility. A 4-day food record (4DFR) was used to assess relative validity. After collapsing data into 57 food groups, DPs were derived using principal component analysis. Agreement of DP loadings were assessed using Tucker’s congruence coefficient. Agreement between derived DP scores from the FFQs and 4-DFR were assessed using Spearman correlation coefficients, weighted kappa statistic, and Bland-Altman analysis. Results Three similar DPs (‘Mediterranean style’, ‘Western’ and ‘prudent’) were identified from each dietary assessment tool. Congruence coefficients between DP loadings ranged from 0.66-0.80 (reproducibility) and 0.54-0.75 (validity). Correlations of DP scores ranged from 0.47-0.59 (reproducibility) and 0.33-0.43 (validity) (all P&lt;0.001); weighted kappa scores ranged from 0.40-0.48 (reproducibility) and 0.27-0.37 (validity); limits of agreement from ±1.79 to ± 2.09 (reproducibility) and ±2.09 to ± 2.27 (validity); a negative slope of bias was seen in the ‘prudent’ pattern for reproducibility and validity (P&lt;0.001). Conclusions The FFQ derived DPs demonstrated acceptable reproducibility and relative validity and can be used to examine associations between DPs and health outcomes in older New Zealand adults. Key Message Valid DPs improve evidence for assessing DP and health outcome associations.


2021 ◽  
pp. 1-26
Author(s):  
Traci A. Bekelman ◽  
Corby K. Martin ◽  
Susan L. Johnson ◽  
Deborah H. Glueck ◽  
Katherine A. Sauder ◽  
...  

Abstract The limitations of self-report measures of dietary intake are well known. Novel, technology-based measures of dietary intake may provide a more accurate, less burdensome alternative to existing tools. The first objective of this study was to compare participant burden for two technology-based measures of dietary intake among school-age children: the Automated-Self Administered 24-hour Dietary Assessment Tool-2018 (ASA24-2018) and the Remote Food Photography Method (RFPM). The second objective was to compare reported energy intake for each method to the Estimated Energy Requirement for each child, as a benchmark for actual intake. Forty parent-child dyads participated in 2, 3-day dietary assessments: a parent proxy-reported version of the ASA24 and the RFPM. A parent survey was subsequently administered to compare satisfaction, ease of use and burden with each method. A linear mixed model examined differences in total daily energy intake (TDEI) between assessments, and between each assessment method and the EER. Reported energy intake was 379 kcal higher with the ASA24 than the RFPM (p=0.0002). Reported energy intake with the ASA24 was 231 kcal higher than the EER (p = 0.008). Reported energy intake with the RFPM did not differ significantly from the EER (difference in predicted means = −148 kcal, p = 0.09). Median satisfaction and ease of use scores were 5 out of 6 for both methods. A higher proportion of parents reported that the ASA24 was more time consuming than the RFPM (74.4% vs. 25.6%, p = 0.002). Utilization of both methods is warranted given their high satisfaction among parents.


Nutrients ◽  
2021 ◽  
Vol 13 (6) ◽  
pp. 1806
Author(s):  
Virginia Chan ◽  
Alyse Davies ◽  
Lyndal Wellard-Cole ◽  
Silvia Lu ◽  
Hoi Ng ◽  
...  

Technology-enhanced methods of dietary assessment may still face common limitations of self-report. This study aimed to assess foods and beverages omitted when both a 24 h recall and a smartphone app were used to assess dietary intake compared with camera images. For three consecutive days, young adults (18–30 years) wore an Autographer camera that took point-of-view images every 30 seconds. Over the same period, participants reported their diet in the app and completed daily 24 h recalls. Camera images were reviewed for food and beverages, then matched to the items reported in the 24 h recall and app. ANOVA (with post hoc analysis using Tukey Honest Significant Difference) and paired t-test were conducted. Discretionary snacks were frequently omitted by both methods (p < 0.001). Water was omitted more frequently in the app than in the camera images (p < 0.001) and 24 h recall (p < 0.001). Dairy and alternatives (p = 0.001), sugar-based products (p = 0.007), savoury sauces and condiments (p < 0.001), fats and oils (p < 0.001) and alcohol (p = 0.002) were more frequently omitted in the app than in the 24 h recall. The use of traditional self-report methods of assessing diet remains problematic even with the addition of technology and finding new objective methods that are not intrusive and are of low burden to participants remains a challenge.


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