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...

a bstract background: during women lives, frequently face the challenge of calcium reduction and absorption. decreased calcium absorption followed by a decrease in estrogen at premenopausal ages, low average per capita calcium intake among women, wrong nutritional behavior, and household income reductions and make them more susceptible to osteoporosis and related complications. the aim of this ...

abstract background: to determine daily calcium, vitamin d intake and serum biochemical findings of rickets in adolescent girls. methods: a total of 414 healthy adolescent student girls aged 11-15 years were evaluated from various areas of tehran, iran with different socioeconomic status. a randomized, cross-sectional, prospective and descriptive study was undertaken for calculation of daily ca...

 ABSTRACT Background: To determine daily calcium, Vitamin D intake and serum biochemical findings of rickets in adolescent girls. Methods: A total of 414 healthy adolescent student girls aged 11-15 years were evaluated from various areas of Tehran, Iran with different socioeconomic status. A randomized, cross-sectional, prospective and descriptive study was undertaken for calculation of daily c...

background: association between the vitamin d deficiency and metabolic syndrome (mets) has previously been noted and reported to be controversial. the aim of this study was to determine the association of serum 25 (oh) d level and vitamin d dietary intake with mets among iranian population . methods: this analytical study was conducted on 122 patients with mets based on the atpiii criteria and ...

Introduction: In spite of many studies about the association of diet with blood pressure, yet the relationship between micronutrients and blood pressure remains obscure. This study aimed at evaluating the dietary intake of calcium, magnesium and potassium in relation to blood pressure. Materials and Methods: Trained interviewers collected dietary data on 1470 participants of Tehran Lipid and Gl...

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 recall...

 Abstract Objective: The intervention program evaluated through a randomized controlled trial design, on 116 women aged 40-65, based on Intervention Map to increase consumption of calcium rich foods to prevent osteoporosis. Method: Osteoporosis knowledge and stages of change of calcium intake were as the effect variables and frequency of calcium rich foods consumption was as the outcome variabl...

introduction: osteoporosis as a public health problem affects the quality of life of many postmenopausal women. a high concentration of zinc is found in bones. it works as a cofactor of some key enzymes essential in bone synthesis and reconstruction.having considered the importance of zinc and calcium for healthy bones and also the prevalence of zinc deficiency, this study was designed to deter...