New interventions that help people to live longer, have less pain or be free of disability are only possible because of the willingness of people to participate in clinical trials. *The word ‘intervention’ will be used to refer to interventions, treatments and tests throughout this website.
Researchers may also conduct clinical trials to evaluate diagnostic or screening tests and new ways to detect and treat disease. psychotherapeutic and behavioural therapies.surgical and other medical treatments and procedures.‘ any research study that prospectively assigns human participants or groups of humans to one or more health-related interventions to evaluate the effects on health outcomes’.Ĭlinical trial interventions include but are not restricted to
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The World Health Organization (WHO) definition for a clinical trial is This helps to determine if a new intervention works, if it is safe, and if it is better than the interventions that are already available.Ĭlinical trials might also compare existing interventions, test new ways to use or combine existing interventions or observe how people respond to other factors that might affect their health (such as dietary changes). Some investigations look at how people respond to a new intervention* and what side effects might occur. Clinical trials are research investigations in which people volunteer to test new treatments, interventions or tests as a means to prevent, detect, treat or manage various diseases or medical conditions.
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