What factors influence compicance and adherence of the study (2)? How would you control these?
Recruitment & selection of subjects: (Screen your subjects carefully, Monitor compliance, Monitor subject moral- social support, Removal of subject who don‟t comply?)
Design of the study (study length, Menu cycle, Diet composition, Rigidity….Allowing self-selection? –?Alcohol –?Some free days –?Eating all food provided )