Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari Women
The measurement of vitamin D nutritional status through dietary assessment is cost effective. Food frequency questionnaire (FFQ) is usually validated against food records (FR). There is no vitamin D-specific FFQ for Qatar population. The objective of this study was to develop a vitamin D-centric FFQ...
Main Authors: | , , , , , |
---|---|
Format: | Article |
Language: | English |
Published: |
MDPI AG
2020-02-01
|
Series: | Foods |
Subjects: | |
Online Access: | https://www.mdpi.com/2304-8158/9/2/195 |
id |
doaj-fd001f080ad64d8693c72ccac2af3a38 |
---|---|
record_format |
Article |
spelling |
doaj-fd001f080ad64d8693c72ccac2af3a382020-11-25T01:45:51ZengMDPI AGFoods2304-81582020-02-019219510.3390/foods9020195foods9020195Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari WomenVijay Ganji0Reem Abu-Dbaa1Haneen Othman2Menatallah Zewein3Tamara Al-Abdi4Zumin Shi5Human Nutrition Department, College of Health Sciences, QU Health, Qatar University, P.O. Box 2713, Doha, QatarHuman Nutrition Department, College of Health Sciences, QU Health, Qatar University, P.O. Box 2713, Doha, QatarHuman Nutrition Department, College of Health Sciences, QU Health, Qatar University, P.O. Box 2713, Doha, QatarHuman Nutrition Department, College of Health Sciences, QU Health, Qatar University, P.O. Box 2713, Doha, QatarHuman Nutrition Department, College of Health Sciences, QU Health, Qatar University, P.O. Box 2713, Doha, QatarHuman Nutrition Department, College of Health Sciences, QU Health, Qatar University, P.O. Box 2713, Doha, QatarThe measurement of vitamin D nutritional status through dietary assessment is cost effective. Food frequency questionnaire (FFQ) is usually validated against food records (FR). There is no vitamin D-specific FFQ for Qatar population. The objective of this study was to develop a vitamin D-centric FFQ and validate FFQ against three-day FR for Qatar population. A quantitative FFQ based on vitamin D containing foods consumed in Qatar was developed. Vitamin D contents of foods were gathered from food labels and food composition tables from the United States Department of Agriculture. A vitamin D content database was developed for this study purpose. Dietary intakes while using FFQ and three-day FR were collected from 62 women. Vitamin D intakes from FFQ and three-day FR were validated with quartile comparison and Bland-Altman (BA) tests. BA plot showed an agreement between FFQ and three-day FR vitamin D intakes. The BA index was 3.23%, which is <5%, a commonly used standard for validation. Quartile correlation showed that ≈73% of subjects were within the same or adjacent quartile. In conclusion, an agreement was found between vitamin D intakes from FFQ and three-day FR in Qatari women. More studies are needed to validate the vitamin D-specific FFQ in Qatari population at large.https://www.mdpi.com/2304-8158/9/2/195ffqfood frequency questionnairefood recordsqatarvalidationvitamin d |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Vijay Ganji Reem Abu-Dbaa Haneen Othman Menatallah Zewein Tamara Al-Abdi Zumin Shi |
spellingShingle |
Vijay Ganji Reem Abu-Dbaa Haneen Othman Menatallah Zewein Tamara Al-Abdi Zumin Shi Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari Women Foods ffq food frequency questionnaire food records qatar validation vitamin d |
author_facet |
Vijay Ganji Reem Abu-Dbaa Haneen Othman Menatallah Zewein Tamara Al-Abdi Zumin Shi |
author_sort |
Vijay Ganji |
title |
Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari Women |
title_short |
Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari Women |
title_full |
Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari Women |
title_fullStr |
Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari Women |
title_full_unstemmed |
Validation of Vitamin D-Specific Food Frequency Questionnaire against Food Records for Qatari Women |
title_sort |
validation of vitamin d-specific food frequency questionnaire against food records for qatari women |
publisher |
MDPI AG |
series |
Foods |
issn |
2304-8158 |
publishDate |
2020-02-01 |
description |
The measurement of vitamin D nutritional status through dietary assessment is cost effective. Food frequency questionnaire (FFQ) is usually validated against food records (FR). There is no vitamin D-specific FFQ for Qatar population. The objective of this study was to develop a vitamin D-centric FFQ and validate FFQ against three-day FR for Qatar population. A quantitative FFQ based on vitamin D containing foods consumed in Qatar was developed. Vitamin D contents of foods were gathered from food labels and food composition tables from the United States Department of Agriculture. A vitamin D content database was developed for this study purpose. Dietary intakes while using FFQ and three-day FR were collected from 62 women. Vitamin D intakes from FFQ and three-day FR were validated with quartile comparison and Bland-Altman (BA) tests. BA plot showed an agreement between FFQ and three-day FR vitamin D intakes. The BA index was 3.23%, which is <5%, a commonly used standard for validation. Quartile correlation showed that ≈73% of subjects were within the same or adjacent quartile. In conclusion, an agreement was found between vitamin D intakes from FFQ and three-day FR in Qatari women. More studies are needed to validate the vitamin D-specific FFQ in Qatari population at large. |
topic |
ffq food frequency questionnaire food records qatar validation vitamin d |
url |
https://www.mdpi.com/2304-8158/9/2/195 |
work_keys_str_mv |
AT vijayganji validationofvitamindspecificfoodfrequencyquestionnaireagainstfoodrecordsforqatariwomen AT reemabudbaa validationofvitamindspecificfoodfrequencyquestionnaireagainstfoodrecordsforqatariwomen AT haneenothman validationofvitamindspecificfoodfrequencyquestionnaireagainstfoodrecordsforqatariwomen AT menatallahzewein validationofvitamindspecificfoodfrequencyquestionnaireagainstfoodrecordsforqatariwomen AT tamaraalabdi validationofvitamindspecificfoodfrequencyquestionnaireagainstfoodrecordsforqatariwomen AT zuminshi validationofvitamindspecificfoodfrequencyquestionnaireagainstfoodrecordsforqatariwomen |
_version_ |
1725022299808071680 |