Zahra Tazakori1, Maryam Zare2, Mohammad Asghari Jafarabadi3. 1. Department of Nursing, Faculty of Nursing and Midwifery, Ardabil University of Medical Sciences, Ardabil. 2. PhD Student Nutrition Sciences of Tabriz University of Medical Sciences, Professor of Khalkhal Faculty of Medical Science, Ardabil University of Medical Sciences, Ardabil. 3. Department of Statistics and Epidemiology, Faculty of Health, Tabriz University of Medical Sciences, Tabriz, Iran.