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  2. Treatment and control groups - Wikipedia

    en.wikipedia.org/wiki/Treatment_and_control_groups

    A clinical control group can be a placebo arm or it can involve an old method used to address a clinical outcome when testing a new idea. For example in a study released by the British Medical Journal, in 1995 studying the effects of strict blood pressure control versus more relaxed blood pressure control in diabetic patients, the clinical control group was the diabetic patients that did not ...

  3. Randomized controlled trial - Wikipedia

    en.wikipedia.org/wiki/Randomized_controlled_trial

    A randomized controlled trial (or randomized control trial; [2] RCT) is a form of scientific experiment used to control factors not under direct experimental control. Examples of RCTs are clinical trials that compare the effects of drugs, surgical techniques, medical devices , diagnostic procedures , diets or other medical treatments.

  4. Wikipedia : Lists of common misspellings/Grammar and ...

    en.wikipedia.org/wiki/Wikipedia:Lists_of_common...

    daily regimen) (darker than [comparative]) (DC, direct current) (de rigueur) death knell (deciding how) (deep-seated) (kelvins) (depending on) (depending on whom you)

  5. Placebo-controlled study - Wikipedia

    en.wikipedia.org/wiki/Placebo-controlled_study

    Such a test or clinical trial is called a placebo-controlled study, and its control is of the negative type. A study whose control is a previously tested treatment, rather than no treatment, is called a positive-control study, because its control is of the positive type. Government regulatory agencies approve new drugs only after tests ...

  6. Scientific control - Wikipedia

    en.wikipedia.org/wiki/Scientific_control

    In this case, the treatment is inferred to have no effect when the treatment group and the negative control produce the same results. Some improvement is expected in the placebo group due to the placebo effect, and this result sets the baseline upon which the treatment must improve upon. Even if the treatment group shows improvement, it needs ...

  7. Epidemiology - Wikipedia

    en.wikipedia.org/wiki/Epidemiology

    The control group should ideally come from the same population that gave rise to the cases. The case-control study looks back through time at potential exposures that both groups (cases and controls) may have encountered. A 2×2 table is constructed, displaying exposed cases (A), exposed controls (B), unexposed cases (C) and unexposed controls (D).

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    mail.aol.com

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  9. Standard treatment - Wikipedia

    en.wikipedia.org/wiki/Standard_treatment

    The standard treatment, also known as the standard of care, is the medical treatment that is normally provided to people with a given condition. In many scientific studies, the control group receives the standard treatment rather than a placebo while a treatment group receives the experimental treatment. [ 1 ]