PHLB09H3 Chapter 6: chapter 6
Document Summary
Clinical trial -a scientific study designed to test a medical intervention o o o o o. Point of study to determine the treatments effects in the human body testing for safety and effective. Provide the strongest and most trustworthy evidence of a treatments impact on human health. Can derive reliable answers bc they are carefully configured to maximize objectivity, minimize bias and avoid errors. Placebo effect -patients sometimes feel better after feeling treatment even when the treatment is inactive or fake (control group) read over blue highlight on pg 240 o. Control groups in ct that investigate efficacy are of two kinds: placebo-control group -patients receive a placebo inactive treatment ie. sugar pill. Allows researchers to look at the placebo effect -in assessing the worth of a treatment -for a treatment to be judged effective, subjects in the treatment group must show significantly greater improvement than those in the placebo group.
