Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle. Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle.
The term âfutilityâ is used to refer to the inability of a clinical trial to achieve its objectives. In particular, stopping a clinical trial when the interim results suggest that it is unlikely to achieve statistical significance can save resources that could be used on more promising research.
See also: Clinical trial. Clinical research is a branch of healthcare science that determines the safety and effectiveness of medications, devices, diagnostic products and treatment regimens intended for human use.These may be used for prevention, treatment, diagnosis or for relieving symptoms of a disease.Clinical Research is different from clinical practice. In clinical practice one uses established treatments, while in clinical research evidence is collected to establish a treatment.hese may be used for prevention, treatment, diagnosis or for relieving symptoms of a disease. Clinical Research is different from clinical practice. In clinical practice one uses established treatments, while in clinical research evidence is collected to establish a treatment.