Written notes were taken during the interviews by both interviewers with the oral permission of the respondent.
The personal interviews by trained interviewers, with both GPs and their patients, enabled a particularly precise survey of chronic diseases.
The applicants enter their respective interview rooms, greet their interviewers with broad smiles and politely sit down to discuss the question or scenario that was written on a piece of paper outside the door.
However, in two previous studies comparing structured interviews conducted by lay interviewers with headache specialist ratings, the agreement between the two was validated [31, 32].
The interviews were conducted by interviewers with training and experience in health and education sector development and financing.
Face-to-face interviews were conducted by interviewers with each participant, and the study purpose was clearly explained to them.
Three interviewers with social science training interviewed the informants using a flexible interview guideline.
After each set of interviews, written feedback was given to the interviewers with regard to the quality of the interviews.
A questionnaire including demographic characteristics, medical history, and lifestyle factors was administered by trained interviewers with face-to-face interviews.
They devised a comprehensive interview schedule and trained dozens of interviewers with a thesaurus that made sure the same inquiry took place exactly the same way for each family.
Interviews were performed face-to-face by interviewers with a foreign background, most of them cultural facilitators who had undergone specific training.
