TITLE:
Validation of a Food Frequency Questionnaire for Vitamin D and Calcium Intake in Healthy Female College Students
AUTHORS:
Dimitrios Papandreou, Nikolaos Rachaniotis, Maryam Lari, Wafa Al Mussabi
KEYWORDS:
Vitamin D, Calcium, Food Frequency Questionnaire, Osteoporosis, Diabetes Type 2, Female Students
JOURNAL NAME:
Food and Nutrition Sciences,
Vol.5 No.21,
November
5,
2014
ABSTRACT: Objective: The objective of this study was to examine the reproducibility and validity of a Food Frequency Questionnaire (FFQ) and assess calcium and vitamin D intake in health female college students. Methods: Thirty-five healthy female students were conveniently selected to participate in the study. None of the subjects were taking any supplements. The FFQ was validated against intakes from a three-day diet food record report (FR). Results: Positive correlations were observed of daily vitamin D (r = 0.82, p –8, 9, p