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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. Solomon four-group design - Wikipedia

    en.wikipedia.org/wiki/Solomon_four-group_design

    The effectiveness of the treatment can be evaluated by comparisons between groups 1 and 3 and between groups 2 and 4. [citation needed]. In addition, the effect of the pre-treatment evaluation can be calculated by comparing the control group who received the pre-treatment evaluation with those who did not (groups 2 and 4).

  4. T-groups - Wikipedia

    en.wikipedia.org/wiki/T-groups

    The task in a cooperative group may be secondary to social aspects. Mature groups involve the therapist as a co-equal member. The group members take on all leadership roles in order to balance task accomplishment with need satisfaction of the members. Self-help groups are supportive and educational, and focus on personal growth around a single ...

  5. Clinical social work - Wikipedia

    en.wikipedia.org/wiki/Clinical_social_work

    The core methods of clinical social work require "the application of social work theory, knowledge, methods, ethics, and the professional use of self to restore or enhance social, psychosocial, or biopsychosocial functioning of individuals, couples, families, groups, organizations and communities.

  6. Randomized controlled trial - Wikipedia

    en.wikipedia.org/wiki/Randomized_controlled_trial

    The number of treatment units (subjects or groups of subjects) assigned to control and treatment groups, affects an RCT's reliability. If the effect of the treatment is small, the number of treatment units in either group may be insufficient for rejecting the null hypothesis in the respective statistical test .

  7. Quasi-experiment - Wikipedia

    en.wikipedia.org/wiki/Quasi-experiment

    A quasi-experiment is an empirical interventional study used to estimate the causal impact of an intervention on target population without random assignment.Quasi-experimental research shares similarities with the traditional experimental design or randomized controlled trial, but it specifically lacks the element of random assignment to treatment or control.

  8. Social work with groups - Wikipedia

    en.wikipedia.org/wiki/Social_work_with_groups

    Social group work and group psychotherapy have primarily developed along parallel paths. Where the roots of contemporary group psychotherapy are often traced to the group education classes of tuberculosis patients conducted by Joseph Pratt in 1906, the exact birth of social group work can not be easily identified (Kaiser, 1958; Schleidlinger, 2000; Wilson, 1976).

  9. Control theory (sociology) - Wikipedia

    en.wikipedia.org/wiki/Control_theory_(sociology)

    Social bonds are used in control theory to help individuals from pursuing these attractive deviations. According to Travis Hirschi, humans are selfish beings, who make decisions based on which choice will give the greatest benefit. A good example of control theory would be that people go to work. Most people do not want to go to work, but they ...