Development and Validation of Food Frequency Questionnaire to Assess the Dietary Intake of Folic Acid and Vitamin B12 Among Teenage Girls in South Ethiopia.
Folate and vitamin B12 deficiencies are associated with various health issues, including anemia, cardiovascular disease, depression, and birth defects. Accurate and objective estimates of dietary intake are necessary to assess any effects of nutritional status in epidemiologic studies. This study aims to develop and validate a three-month semi-quantitative food frequency questionnaire for the assessment of dietary intake of folic acid and vitamin B12, against four\*two multiple-pass 24-hr dietary recall among teenage girls in South Ethiopia
• One or both of their parents signed an informed consent form and the girls agreed.
• Their parents and the girl planned to stay during the period of the study (minimum 9 months) in the kebele.
• Aged between 13 and 19 years
• Familiar with the diet and cooking practices
• Accept enumerators for home visit and data collection for one year