The study took the sample in Hamburg by interviewing the Turkish people, face to face. The sample is almost evenly distributed by gender and the people have been chosen in two ways. The first method was by the doctor’s offices and the second one by word of mouth. The research stated that in this way they took a more random sample. The final number from 294 possible candidates, 108 participants were part of the program. The interviews were managed by well-trained interviewers that spoke both German and Turkish fluently (Makowski, Anna Christin and Christopher Kofahl 2014).
As stated before, the research took the sample and compared it to the doctoral thesis research by Barbara Ruβ-Thiel (Makowski, Anna Christin and Christopher Kofahl 2014). The sample size is 702 people interviewed by medical professionals and the questionnaire was composed by 29 items (Makowski, Anna Christin and Christopher Kofahl 2014).
The result showed the difference between the two samples. It used two different ways to show all the different variables of the research, one is the process of quality in these 4 factors, the examination of the feet, the referrals