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Acceptance and Acceptance and Commitment Therapy Commitment Therapy (ACT) and Chronic Pain (ACT) and Chronic Pain Lance M. McCracken, PhD Lance M. McCracken, PhD Centre for Pain Services Centre for Pain Services Royal National Hospital for


  1. Acceptance and Acceptance and Commitment Therapy Commitment Therapy (ACT) and Chronic Pain (ACT) and Chronic Pain Lance M. McCracken, PhD Lance M. McCracken, PhD Centre for Pain Services Centre for Pain Services Royal National Hospital for Rheumatic Diseases Royal National Hospital for Rheumatic Diseases Centre for Pain Research Centre for Pain Research University of Bath University of Bath Bath UK Bath UK

  2. Outline of Talk Outline of Talk  Propose that psychological approaches to Propose that psychological approaches to chronic pain are developing chronic pain are developing  Describe an ACT model. Describe an ACT model.  Summarize the state of outcome literature Summarize the state of outcome literature on ACT for chronic pain. on ACT for chronic pain.  Suggest that Suggest that o Suffering is normal Suffering is normal o control is often unworkable control is often unworkable o your mind cannot be trusted your mind cannot be trusted

  3. The Evolution of Clinical Psychology Underlying Processes of Target Therapy Framework Pathology Processes Operant Conditioning Behavior Conditioning Cognitive Conditioning, Behavior and Skills training, Behavioral attention, cog symptoms exposure, bias, thinking, (physical & cognitive believing emotional) therapy Contextual Avoidance, Behavior Acceptance, (MBSR, ACT) cog fusion, defusion, self, values, mindfulness, commitment, values, skills loss of present training, relationship

  4. “…there is little empirical support for there is little empirical support for “… the role of cognitive change as causal the role of cognitive change as causal in symptomatic improvements in symptomatic improvements achieved in CBT.” achieved in CBT.” (Longmore & Worrell, 2007) (Longmore & Worrell, 2007)

  5. Method Method  N = 2,345 people attending treatment N = 2,345 people attending treatment for chronic pain. for chronic pain.  Measures of outcome administered Measures of outcome administered pre-, post, and 1 month follow-up. pre-, post, and 1 month follow-up.  Measures of adherence to treatment Measures of adherence to treatment methods measured at 1 month follow- methods measured at 1 month follow- up. up.

  6. Results Results  Adherence to pacing, thought Adherence to pacing, thought challenging, stretching, and exercise challenging, stretching, and exercise had very small relations with outcome had very small relations with outcome variables. variables.  Variance in wellbeing at follow-up Variance in wellbeing at follow-up accounted for by adherence factors accounted for by adherence factors ranged from 1 to 2%. ranged from 1 to 2%.

  7. “If taken at face value, the findings If taken at face value, the findings “ suggest that both theory and practice suggest that both theory and practice of recommending adherence to of recommending adherence to treatment methods require re- treatment methods require re- examination if not overhaul.” (p 187) examination if not overhaul.” (p 187)

  8. Therapist Drift Therapist Drift  Therapists often to not fully implement Therapists often to not fully implement CBT. CBT.  This usually includes shifting focus This usually includes shifting focus from doing doing to to talking talking. . from  This arises from therapist cognitive This arises from therapist cognitive distortions, emotional reactions, and distortions, emotional reactions, and avoidance. avoidance. Waller G. Evidence-based treatment and therapist drift. BRAT 2009; 47: 119-127.

  9. “Our biggest single problem in implementing CBT Our biggest single problem in implementing CBT “ is that many clinicians fail to push for behavior is that many clinicians fail to push for behavior change (e.g., exposure, behavioral activation, …) change (e.g., exposure, behavioral activation, …) despite the evidence that these elements of despite the evidence that these elements of treatment are the most important.” treatment are the most important.” “Our being ‘nice to’ or ‘protective of’ the patient Our being ‘nice to’ or ‘protective of’ the patient “ can worsen the problem.” can worsen the problem.”

  10. International Journal of Stress Management 2005:12:164-176.

  11. Suffering is Normal o 15% to 30% of adults have chronic pain. 15% to 30% of adults have chronic pain. o 19% to 30% of the population suffers 19% to 30% of the population suffers from a diagnosable psychological from a diagnosable psychological disorder in any given year. disorder in any given year. o The lifetime prevalence of psychological The lifetime prevalence of psychological disorders is nearly 50%. disorders is nearly 50%. Kessler et al. Arch Gen Psychiatry 2005; 62: 593-602.

  12. The ACT model of Psychopathology Dominance of the Conceptualized Past and Feared Future Experiential Lack of Values Avoidance Clarity Psychological Inflexibility Inaction, Impulsivity, Cognitive or Avoidant Fusion Persistence Attachment to the Conceptualized Self

  13. “Psychological Inflexibility”  A process based in interactions of A process based in interactions of language and cognition with direct language and cognition with direct experiences that produces an inability experiences that produces an inability to persist persist in, or in, or change, change, a behavior a behavior to pattern in the service of long term pattern in the service of long term goals or values. goals or values. From: Hayes et al. Behav Res Ther 2006; 44: 1-25.

  14. ACT Treatment Processes Contact with the Present Moment Values Acceptance Psychological Flexibility Cognitive Committed Defusion Action Self as Context

  15. Experience Thoughts and Feelings Experience Thoughts and Feelings  Detect Detect  know a thought or know a thought or feeling is present feeling is present  Register the content Register the content  understand the understand the message of the message of the experience experience  Believe/heed Believe/heed  take it as true take it as true  Fuse Fuse  contact it as the only contact it as the only experience present experience present

  16. Chronic Pain and Suffering Chronic Pain and Suffering Distress & Pain Discomfort Unwillingness Poor Inflexibility Functioning Avoidance

  17. Chronic Pain and Suffering Chronic Pain and Suffering Distress & Pain Discomfort Unwillingness Poor Inflexibility Functioning Avoidance

  18. Chronic Pain and Suffering Chronic Pain and Suffering Distress & Pain Discomfort Unwillingness Poor Inflexibility Functioning Avoidance

  19. ACT-Based Treatment for ACT-Based Treatment for Chronic Pain Chronic Pain  Dahl et al., 2004. Behav Ther Dahl et al., 2004. Behav Ther  McCracken et al., 2005. Behav Res Ther McCracken et al., 2005. Behav Res Ther  McCracken et al., 2007. Eur J Pain McCracken et al., 2007. Eur J Pain  Vowles & McCracken, 2008. J Consult Clin Vowles & McCracken, 2008. J Consult Clin Psychol Psychol  Wicksell et al., 2008. Eur J Pain Wicksell et al., 2008. Eur J Pain  Vowles et al. 2009. Cog Behav Practice Vowles et al. 2009. Cog Behav Practice

  20. 3 Year Follow-up Survey in Bath 3 Year Follow-up Survey in Bath  N = 90 (61% of those contacted) N = 90 (61% of those contacted)  64% women 64% women  Pain Duration M = 135 months (SD = Pain Duration M = 135 months (SD = 104. 104. Note: Thanks to Kevin Vowles & Jane Zhao-O'Brien Note: Thanks to Kevin Vowles & Jane Zhao-O'Brien

  21.  Measures Measures  0-10 rating of pain 0-10 rating of pain  Sickness Impact Profile Sickness Impact Profile  Pain Anxiety Symptoms Scale Pain Anxiety Symptoms Scale  British Columbia Major Depression British Columbia Major Depression Inventory Inventory  Medical Visits (past six months) Medical Visits (past six months)  Chronic Pain Acceptance Questionnaire Chronic Pain Acceptance Questionnaire

  22. Outcome at 3 Years Outcome at 3 Years Pre-Tx 3 Yr F-up Sig Effect Size (d) Pain 6.97 6.37 <.05 .33 (1.84) (1.84) Physical .19 .12 <.001 .60 Disability (.12) (.10) Psychosocial .28 .18 <.001 .63 Disability (.16) (.14) Anxiety 46.52 32.88 <.001 .73 (18.69) (22.14)

  23. …continued continued … Pre-Tx 3 Yr F-up Sig Effect Size (d) Depression 27.51 15.74 <.001 .92 (12.74) (12.6) Medical Visits 5.27 2.75 <.001 .50 (5.06) (2.89) Acceptance 50.61 69.55 <.001 1.25 (15.12) (25.36) MEAN .71 d > .2 small, > .5 medium, > .8 large. d > .2 small, > .5 medium, > .8 large

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