A full blood count, or FBC, is a very common blood test. Doctors use this to check a person's general health as well as screening for specific conditions, such as anaemia. The number of red cells, white cells and platelets in the blood are checked.
Definition of floor effect: In clinical testing, where the performance being tested is nearly as bad as possible in the treatment and control conditions which precludes the formulation of an effective remedy or solution.
Butterfly effect. The butterfly effect is a concept that states small causes can have larger effects. This concept was initially used to theories weather prediction but later the term became a popular metaphor in science writing.