Question

A patient is asked to indicate on a form how many times he eats a specific food. this would describe which of these methods for obtaining dietary information

Answer 1

There is a type of questionnaire called Food frequency questionnaire or FFQ and works to know how many times a patient has eaten an specific food and that is a well known method to obtain information about the patient's diet. This questionaire has a pre-coded data preparation and that requires no nutritional preparation.