Holzel Et Al (procedure) Flashcards

1
Q

What is the aim of the study?

A
  • To investigate whether participation in an 8 week Mindfulness-Based Stress Reduction course.
  • Could lead to changes in grey matter concentration in the brain.
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2
Q

What is the Mindfulness-based stress reduction course?

A
  • A standard programme of mindfulness based interventions. (lasting 8 weeks)
  • That trains ppts in mindfulness exercises.
  • Designed to develop awareness of the present moment and a compassionate non-judgmental view.
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3
Q

How long did the course last?

A

The course consisted of:
* Weekly sessions: 2 hours and 30 mins
* Full day session: In the 6th week (6.5hours)
* 8 Weeks

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4
Q

Summarise the procedure

A
  1. MBSR course
  2. 3 Mindfulness exercises
  3. Audio recordings
  4. Classes
  5. Questionnaires
  6. Homework
  7. MRI scans
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5
Q

What 3 mindfulness exercises did the ppts have to do?

A
  • Body scan
  • Mindful yoga
  • Sitting mediation
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6
Q

Define “body scan”

A
  • Attension is guided throughout the body in a sequence
  • Which ends in with a perception of the body as a complete whole.
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7
Q

Define “Mindful Yoga”

A
  • Consists of gentle stretching, breathing exercises, slow movement
  • Aims to raise awarness of the moment to moment experience
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8
Q

Define “Sitting Meditation”

A
  • Focuses on internal bodily sensations as well as thoughts and feelings
  • And progresses to extenal sensations such as sounds, sights and tastes
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9
Q

Describe the audio recording used in the study

A
  • A 45 minute recording of guided mindfulness exercises
  • Was given to each ppts with the instruction to practice them at home daily (H/W)
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10
Q

What was the ppts H/W?

A
  • Listening to the 45 minute guided mindfulness exercises at home daily
  • Reporting time spent on the formal HW/ time spent on the 3 mindful exercises
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11
Q

Describe the sessions/classes that the ppts had to attend

A
  • Ppts were given advice on how to intergrate mindfulness in everyday activities (showering, eating)
  • Instructions on how to use mindfulness to deal with stress of daily life
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12
Q

What is the FFMQ?

A
  • 5 Facet Mindfulness Questionnare
  • A questionnare with 39 items with 5 (Likert) scales measuring (observations, describing, acting with awarness, Non judging, non reactivity)
  • Completed by the EG before and after the course
  • Completed by the CG twice
  • 14 ppts in each group provided usuable data at both time points
  • ( reverse scoring)
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13
Q

What is “observing”?

A
  • Noticing internal and external stimuli
  • Such as (thoughts, feelings, sights)
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14
Q

What is “describing”

A
  • Mentally labelling these observations with words
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15
Q

What is “acting with awareness”?

A
  • Attentiveness to current actions
  • Rather than responding absentmindedly/ automatically
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16
Q

What is non-judging (of inner exeperince)?

A
  • Not evaluating sensations, cognitions or emotions
17
Q

What is non reactivity (to inner experience)?

A
  • Allowing thoughts and feelings to drift in and out
18
Q

How is the total FFMQ calculated?

A
  • Total SCORE OF EACH of the 5 subscales are added up
  • There are 7/8 items in each subscale
  • And these totals are added together
19
Q

Give an example of 2 items on the FFMQ?

A
  • I’m good at finding words to describe my feelings
  • I criticize myself for having irrational or inappropiate emotions
20
Q

What is reverse scoring?

A
  • The numerical scoring RUNS in the OPPOSITE direction
  • (So negative statments are reversed on the scale)
21
Q

Why does reverse scoring increase the validity of a questionnare?

A
  • Keep respondents from awnsering carelessly as it requires more cognitive thought
  • Corrects for agreemnent bias
  • Ensure fuller measurement of an attitude/ opinion
22
Q

What are MRI scans?

A
  • A non invasive neuroiamging technique
  • operates through powerful magnetic fields and radio frequencies
  • to generate detailed and intricate images of the brain.
23
Q

Describe the MRI stage for the experimental group

A
  • Scanned during the 2 weeks BEFORE and AFTER the course
  • Gap of 56 days
24
Q

Describe the MRI stage for the control group

A
  • Scanned twice
  • 2 months apart
25
Q

How was the data from the MRI scans used?

A
  • To produce a region of interest analysis
  • Whole brain analysis (other regions potentially affected)
26
Q

What was the regions of interests?

A

(The hippocampus on both sides of the brain)
* Bi-lateral hippocampi
* Bilateral in-sula-e