Structural Dissociation vs Trauma-Sensitive Yoga
A side-by-side comparison of recorded mechanisms, evidence review status, related condition topics, and philosophical roots.
At a glance
Source checks, condition-specific assessments and expert review are separate steps. Each assessment applies only to its stated population and use. Topic links do not establish comparative effectiveness.
Structural Dissociation
- Tradition
- Trauma-Focused
- Founder
- Onno van der Hart, Ellert Nijenhuis, Kathy Steele (2006)
- Review status
- Framework — unranked
- Official sources
Guidelines and official sources (1)
1 clinical guideline check
Read the recommendation and its scope. A source may discuss an approach without recommending it.
- Guidelines for Treating Dissociative Identity Disorder in Adults, Third Revision
Discussed in the source
Structural dissociation is discussed as one etiological model. This does not make it a separately recommended treatment or the sole basis of the guideline.
Scope: Conceptual models of adult dissociative identity disorder.
- Guidelines for Treating Dissociative Identity Disorder in Adults, Third Revision
- Focus
- Stabilization + Processing + Integration
- Format
- Individual
- Duration
- Long-term (years for complex presentations)
Trauma-Sensitive Yoga
- Tradition
- Somatic
- Founder
- David Emerson / van der Kolk (2005)
- Review status
- 1 condition assessment available
- Official sources
Guidelines and official sources (5)
5 clinical guideline checks
Read the recommendation and its scope. A source may discuss an approach without recommending it.
- Clinical Practice Guideline for Management of PTSD and Acute Stress Disorder
Discussed in the source
VA/DoD finds insufficient evidence for or against yoga. This broad category does not separately grade a specific trauma-sensitive-yoga protocol.
Scope: Yoga as an intervention for adult PTSD
- Clinical Practice Guideline for the Treatment of Posttraumatic Stress Disorder in Adults
Insufficient evidence for or against
APA explicitly lists group trauma-sensitive yoga and finds insufficient evidence to recommend for or against it.
Scope: Group trauma-sensitive yoga for adults with PTSD
- Management of Major Depressive Disorder
Discussed in the source
VA/DoD suggests adjunctive exercise, including yoga as an example (weak for). It does not name or separately recommend trauma-sensitive yoga.
Scope: Adults with MDD; exercise as adjunctive care.
- Management of First-Episode Psychosis and Schizophrenia
Discussed in the source
VA/DoD suggests yoga alongside other evidence-based treatments (weak for). It does not name or separately endorse trauma-sensitive yoga.
Scope: Adults with schizophrenia; positive and negative symptoms.
- Management of Type 2 Diabetes Mellitus
Discussed in the source
VA/DoD finds insufficient evidence for or against yoga for this population and outcome. It does not separately assess the trauma-sensitive yoga protocol.
Scope: Adults with type 2 diabetes and diabetes distress.
- Clinical Practice Guideline for Management of PTSD and Acute Stress Disorder
- Focus
- Body-Based + Stabilization
- Format
- Group or individual
- Duration
- Variable (typically 10-week group format; individual adaptations exist)
Condition-specific assessments
Each conclusion applies to the population and use described. These source-based assessments do not certify the full entry or replace expert clinical review.
PTSD & Acute Trauma
Population and scope: Women veterans with military-sexual-trauma-related PTSD receiving the named Trauma Center Trauma-Sensitive Yoga protocol versus group CPT; 131 in the intention-to-treat sample.
Randomized studies
Zaccari and colleagues (2023) found PTSD improvement in both arms without significant group differences and higher TCTSY completion. Equivalence analyses were added after the null difference analyses; assessors were unblinded. This records a protocol-specific trial, not guideline endorsement. The separately recorded APA 2025 inconclusive source check is retained and was not superseded by this study assessment.
Source assessment dated
How they work
Structural Dissociation
Core mechanism: Phase-oriented treatment: (1) stabilize ANP functioning and reduce EP intrusions, (2) process traumatic memories to resolve phobia of trauma-related content, (3) integrate dissociated parts into a more unified personality
Ontology: Trauma structurally divides the personality into parts organized around incompatible action systems: daily life management (ANP) and survival defense (EP); healing requires phased integration of what was dissociated
Trauma-Sensitive Yoga
Core mechanism: Repeated practice of noticing and making choices about physical experience within a safe relational context restores interoceptive awareness and the capacity for self-regulation that trauma disrupts
Ontology: Trauma as disruption of the body's capacity to be inhabited safely. Healing requires restoring the relationship to bodily experience through titrated, choice-based somatic practice.
Related condition topics
These editorial cross-references organize reading. A shared link does not mean both approaches are effective, recommended, or interchangeable for that condition.
3 shared · 0 Structural Dissociation-only · 3 Trauma-Sensitive Yoga-only
Linked to both entries
Linked only in the Trauma-Sensitive Yoga entry
What each assumes — and misses
Structural Dissociation
Philosophical roots: Janet (dissociation, fixed ideas, action systems); Myers (shell shock, apparently normal/emotional personality); Bowlby (attachment); evolutionary psychology (action systems); van der Kolk (body keeps the score)
Blind spots: Phase-oriented approach can become indefinite stabilization that avoids processing; the model is complex and requires training specifically in dissociative disorders rather than general trauma training, and is not safe to improvise without it; presentations where a simpler trauma treatment would be sufficient are a fit question rather than a safety one; may pathologize adaptive dissociation in some cultural contexts
Therapeutic voice: The part of you that goes to work and pays the bills, and the part that wakes up screaming: they're both you. Right now they don't know each other very well. Our work is to help them communicate.
Trauma-Sensitive Yoga
Philosophical roots: van der Kolk (body keeps the score); Merleau-Ponty (embodied subjectivity); Levine (somatic experiencing); Porges (polyvagal theory)
Blind spots: Certification standards vary; quality of instruction is highly variable outside certified programs; not a standalone treatment; limited RCT replication
Therapeutic voice: Notice what you feel in your legs right now, if you feel anything at all. You might try this form with me, you might find a version that fits you better, or you might stay exactly where you are.
Choosing between them
Structural Dissociation (Trauma-Focused) and Trauma-Sensitive Yoga (Somatic) come from different traditions, which means they assume different things about what a person is, what causes suffering, and what the therapeutic relationship is for. The choice between them is often less about "which works better" and more about which set of assumptions fits the client and the therapist.
For deeper coverage: see the full Structural Dissociation and Trauma-Sensitive Yoga pages, or use the interactive comparison tool to add more modalities to this comparison.