conclusions the findings of this study offer information regarding the current dietary patterns among adolescent girls that can be used to design educational programs to promote healthy eating in this group. objectives the objective of this study was to examine the food consumption patterns of and obesity in female adolescents in khorramshahr high schools. materials and methods this cross-secti...

women's health. although calcium deficiency intake is only one of the factors that effects bone fractures, there are many evidences that sufficient calcium have direct effect in bone density and reverse effect upon bone fractures rate. methods: this study is a descriptive cross-sectional type. a sample of 271 female students in tabriz medical sciences university, aged 20-25 years was studied in...

a bstract background: nutrition pattern is one of the important factors predicting menstrual distress, which varies among different cultures and countries. the purpose of this study is to determine the relationship between food frequency and menstrual distress in high school girls from mashhad.   materials and methods: this cross‑sectional study was conducted in 2012 using a two‑stage sampling ...

conclusions four major dietary patterns were identified in the present studied population that can be used to provide tangible dietary advice for the elderly. results four major dietary patterns were identified in the studied population: 1) healthy pattern, characterized by a higher intake of vegetables, tomato and tomato sauce, vegetable oil, olive, and fruits; 2) unhealthy pattern, characteri...

background and objectives: this study aimed to develop and validate a food frequency questionnaire (ffq) for measuring calcium intake in 9-13 years old children in tehran, iran. materials and methods: a 56-item ffq containing main contributors of calcium in iranian diet was designed. criterion validity of the calcium specific ffq was evaluated through comparing its result with five 24-h recalls...

background: earlier forms of food frequency questionnaire (ffq) used in iran have extensive lists of foods, traditional categories and food-based design, mostly with the interviewer-administered approach. the aim of the current paper is to describe the development of a dish-based, machine-readable, semi-quantitative food frequency questionnaire (dfq). methods: within the framework of the study ...

patients and methods a total of 553 pregnant females, aged 18 - 40 years, during the third trimester of pregnancy, were included in the study. statistical analysis of pearson correlation coefficient, analysis of covariance for logistic regression and factor analysis were performed using spss software version 23. results in this study, pearson correlation coefficients between test and retest for...

background: today, electronic mass media such as television (tv), influence behavioral patterns of their audiences. this study aimed to evaluate what messages on food advertisements related to oral health were transmitted (appeals) and how they were transferred (performance methods & artistic techniques) in islamic republic of iran broadcasting (irib). methods: in this cross sectional study, br...

To the Editors: Of course we agree with Kristal et al. (1) that validity is an issue of degree rather than a dichotomy and that multiple methods will usually be useful when evaluating validity because a perfect standard is rarely available. However, their examples based on face validity, construct validity, and predictive validity do not provide evidence that food frequency questionnaires shoul...

Introduction: Adolescence is one of the most important periods of human development. Nutrition plays an important role in health and prevention of disease during this period. Food advertising influences food purchase and food consumption among children and adolescents. Most of these advertisements are about the foods high in fat, salt and sugar. High exposure to these kinds of a...