Influence of mindfulness training on the intensity of dissociative symptoms of derealization/depersonalization and the selected pathological personality traits

INTERVENTION: Group 1: TAU ‐ active control group (3 weeks) Group 2: Mindfulness‐based group Therapy + TAU (3 weeks) Group 3: TAU ‐ active control group (8 weeks) Group 4: Mindfulness‐based group Therapy + TAU (8 weeks) CONDITION: ; F44 ; F43 Dissociative [conversion] disorders Reaction to severe stress, and adjustment disorders PRIMARY OUTCOME: The increase in mindfulness scores measured with the CAMS‐R scale after mindfulness‐based therapy and the decrease in the intensity of dissociative symptoms measured with the FDS scale are statistically significantly greater than in the control group SECONDARY OUTCOME: the reduction in the intensity of dissociative symptoms is most evident in patients with certain personality traits (high emotional lability, callousness, separation anxiety, and impulsivity) INCLUSION CRITERIA: a score of 15 or more on the screening ‐ Dissociative Experiences Scale (long version)