mohammad reza mansoorian department of nursing and midwifery, gonabad university of medical sciences, gonabad, ir iran marzeih sadat hosseiny department of nursing and midwifery, gonabad university of medical sciences, gonabad, ir iran; faculty of nursing and midwifery, gonabad university of medical sciences, gonabad, ir iran. tel: +98-9139591761, fax: +98-5337223814 shahla khosravan social determinant of health center research, faculty of nursing and midwifery, gonabad university of medical sciences, gonabad, ir iran ali alami department of health, school of public health, social determinant of health research center, gonabad university of medical sciences, gonabad, ir iran mehri alaviani department of community and mental health nursing, school of nursing and midwifery, maragheh faculty of medical sciences, maragheh, ir iran