Evaluation of food variety in overweight and obese people
Background: Food variety is an indicator which can show the dietary status and is one of the Features of healthy diets. This article was aimed to investigate the food variety status in Overweight and obese people. Methods: This Cross-sectional study was hold on 141 subjects with body mass index (BMI) equal 25 kg/ m2and higher, after measuring the height and weight with standard method.Personal information was collected and Short-validated questionnaire was filled into assess dietary intake diversity within seven food groups and 43 food items. Food variety score (FVS) was estimated in the range of 5-38, by counting the food items which have been consumedat least 40 grams in an average week (Except in the case of fats and sweets) then it was calculated on a daily basis. Subjects in this study was categorized into 4 groups based on FVS; Very poor, poor, relatively favorable and favorable. Consumption of any items from each food groups at least once per day was considered to estimate the dietary diversity score (DDS). Results:Mean age and BMI of the subjects was 35/3±11/7 year and 33/01±5/03 kg/m2respectively. More than subjects (90/8%) consume each of the seven food groups daily and the eliminated groups from the daily diet were dairy and miscellaneous groups (including drinks, sweeteners and yeast). 92/2% of subjects consume from grain group, 29/1% from fruits, 27/6% from vegetables and 19/2% from meat group, at least one subcategoryfrom each group. Range of FVS was 5-38, mean and median of FVS was 24/3 and 24respectively. Only about 22/7% of subjects have the favorable food varietyscore (FVS>28). Discussion: Results from this study indicated that only a few of the subjects in this study have favorable food variety status and knowledge promotion is required to improve nutrition and health status.