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Topic

Evidence-based practice in psychology

Also known as EBPP, Evidence-based practice, Empirically supported treatments

Choosing treatment from research, clinical expertise and the patient's own needs together.

At a glance

Also on this page: Key facts · Links · Sources · Related pages

Why it matters

Key facts

In short
Integrating the best available research with clinical expertise, in the context of patient characteristics, culture and preferences1
Started
Adopted by the APA Council of Representatives in August 20051
Core idea
Three components: research evidence, clinical expertise, patient characteristics, values and context1
Treatment lists
APA Division 12 (Society of Clinical Psychology) lists treatments with published efficacy data2
Ratings
Current ratings (Tolin et al., 2015) are very strong, strong, weak or insufficient evidence2
Criticism
Results from population-level research may not apply to each individual3

In plain words

  1. Research evidence1

    Findings on treatments, assessment and problems, judged by systematic reviews, effect sizes and clinical significance.

  2. Clinical expertise1

    Skill in assessing, formulating cases, building relationships and tracking progress, including knowing one's own limits and biases.

  3. The patient1

    Their problems, strengths, culture, stage of life and preferences; a central goal is offering choice among effective options.

Examples

  1. A shared decision1

    For example, a psychologist tells a client with depression about two research-supported options, weighs the client's preference, agrees the plan with them, then tracks progress and changes course if it stalls.

  2. Patient factors that matter1

    Functional status, readiness to change and level of social support are known to relate to how therapy turns out.

  3. Context counts1

    The APA's examples of context include institutional racism and health-care disparities, and stressors such as unemployment or major life events.

  4. When others decide1

    For children and youth, parents usually make the referral and choose the therapist and treatment, so decisions are made together with them.

  5. Treating the people around1

    Some effective treatments work through others in the patient's life, such as parents, teachers and caregivers.

  6. Knowing when to get help1

    Seeking consultation, or adjunctive or alternative services, when needed is listed as part of clinical expertise.

  7. Untested is not ineffective1

    A practice not yet studied in controlled trials should not be assumed to fail, though widely used practices should be rigorously tested.

Where it comes from

  1. Treatment lists2

    Division 12 first rated treatments by Chambless and Hollon's 1998 criteria ("well-established" when independent studies converge); those ratings are now archived.

  2. Not a complete list2

    The Society of Clinical Psychology says its list does not include every supported treatment, and archived ratings may be out of date.

  3. A wider consensus3

    An evidence-based practice consensus statement from a 2018 mental-health summit had 36 endorsing organisations by June 2019.

The tension

  1. Specific treatments or shared factors?4

    Bruce Wampold argued that the focus on empirically supported treatments neglected Common factors theory.

Connections

Sources

  1. Policy Statement on Evidence-Based Practice in Psychology (APA) (opens apa.org)
  2. Psychological Treatments (Society of Clinical Psychology, APA Division 12) (opens societyofclinicalpsychology.org)
  3. Evidence-based practice (Wikipedia) (opens en.wikipedia.org)
  4. Common factors theory (Wikipedia) (opens en.wikipedia.org)

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