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A systematic review of mindfulness based interventions for children and young people with ADHD and their parents


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Figure 1

PRISMA Flow Diagram (adapted from Moher et al., 2009)
PRISMA Flow Diagram (adapted from Moher et al., 2009)

Summary overview of included papers

Study / Research DesignSample CharacteristicsTreatment, duration and therapist characteristicsInformant MeasuresTreatment key findings
Carboni (2012)Children:4 males• MBSRTeacher and parentBOSS -On task behavior: increase in the percentage of intervals (between 60-62%)
Multiple baseline across participants’ design(M age = 8) Medicated: N= 4• 30 to 45 minutes twice per week/ 10 treatment sessionsMeasures:BRIEF (teachers): Improvement inhibition (RCI= -4.29, -5.71), and Monitor Scale (RCI=-3.40, -7.95, -7.39)
(pre-post test design)(100%)• BASC-2
• Delivered by school Psychologist• BRIEFBRIEF (parents): Improvement inhibition (RCI= -8.20, -2.98, -2.98, -7.46)
• BOSS• BASC-2 Hyperactive behavior (teachers): decrease in Hyperactivity (RCI= -2.72, -7.27)
BASC-2 Hyperactive behavior (parents) – decrease in Hyperactivity (RCI= -3.8, -5.5, -3.05)
Carboni, Roach, Friedrick (2013)Children:4 males• MBSRTeacher and parent Measures:BOSS - On task behavior: Increase of percentage of intervals
(M age = 8)• 30 to 45 minutes twice per week/ at least 10 treatment sessions• BASC-2BASC-2 Hyperactive behavior (teachers): decrease in Hyperactivity (RCI= -2.72, -7.27)
Multiple baseline across participants’ design (pre-post test design)Medicated: N= 4 (100%)• Delivered by school Psychologist• BOSSBASC-2 Hyperactive behavior (parents): decrease in Hyperactivity (RCI= -3.8, -5.5, -3.05)
Haydicky, Shecter,Children:• MBCTChild and parentADHD symptoms
Wiener & Ducharme5 females and• 90 minutes’ sessions/8Attention – Hyperactivity (Conners 3rd)
(2013)13 males (ageweeksMeasures:• Parental report: no significant changes
range 13-18)• Delivered by Doctoral• Conners -3rd• Self-report: no significant changes
AndMedicated: N = 11 (61%)students in Clinical Psychology• RCADSExternalizing symptoms (Conners 3rd)
Comorbidity:• SIPA• Parental report: decrease in Conduct Problems with a medium to large
Haydicky, (2014)Learning• FADeffect size (p=0.04, d=0.7),
disability = 4• AAQ• Self-report: no significant change
Quasi-experimental single group (pre-test,Depressive• IM-PFunctional impairment (Conners 3rd)
post-test and follow up)disorder = 4• Parental report: decrease in peer relation problems with a large effect
Anxiety disordersize (p=0.002, d=1.07).
= 1• Self-report: significant time effect in the repeated measures ANOVA in
Family relations (p=0.23)
Parents:Internalizing symptoms (RCARDS)
17 mothers 6• Self report: no significant changes
fathers• Significant reduction with a medium to large effect size at 6 week follow
up in: depression (p=0.032, d=0.64) anxiety (p.002, d=1.02) and total
internalizing problems (p=0.002, d=1.01).
Parental stress (SIPA)
• Parental report: significant reduction in parenting stress with a large effect size at follow up compared to post-test (p=0.01, d=0.81)
• Adolescent domain scales: significant reduction in isolation/withdrawal with a medium to large effect size between pre-post test (p=0.39, d=0.77), whereas a medium effect size was found (p=0.030, d=77)
• Significant time effect in the repeated measures ANOVA on the failure to achieve domain (p=0.41)
Family functioning (FAD)
• Parental report: significant time effect in family functioning (p=0.43)
• Self report: significant time effect in conflict intensity (p=0.21)
Mindfulness (IM-P) and Acceptance (AAQ)
• Parental report: significant time effect in mindful parenting (p=0.27), No changes in acceptance
• Self report: a significant time effect in adolescent acceptance (p=0.43)
Shecter (2013)Children = 4• MBCTChild and parentADHD symptoms
Multiple baseline acrossfemales, 5 males• 90 minutes / 8 weeksAttention
participants’ design(age range• Delivered by DoctoralMeasures:• Parental report: reduction in adolescents’ inattention levels reported by
(pre-post test design)13-18)students in Clinical• DSQ64% of parents
Medicated: N=7Psychology• CSQ• Self-report: reduction of adolescents’ inattention levels reported in 44%
Comorbidity:self-reports
LearningHyperactivity
disability = 5
• Parental report: reduction in adolescents’ hyperactivity levels reported by
Depression = 271% of parents
Anxiety disorder• Self-report: reduction in adolescents’ hyperactivity levels reported by 44%
= 2of parents
Tic Disorder = 1Impulsivity
• Parental report: reduction in adolescents’ impulsivity, according to 64%
Parents:of parents
10 mothers, 3• Self-report: reduction in impulsivity level, according to 33% of adolescents
fathersMeditation practice
• Parental report: Increase in meditation practice compared to baseline
reported by 92% of parents
• Self-report: Increase in meditation practice by treatment completion
reported by 89% of adolescents
Stress
• Parental report: improvements in the last half of treatment and/or across
follow up reported by 85% of parents
• Self report: decrease in stress by end of treatment and follow up reported
by 8 out of 9 adolescents
Distress due to family conflict
• Parental report: improvement in distress from conflict with their
adolescents reported by 71% of parents
• Self-report: improvement in distress due to conflict with their parents
reported by 78% adolescents
Sidhu (2013)Children: 34• SQPChild and parentADHD symptoms
Pre-test and post-test(age range 7-12)• 45 minutes (2 times a• Attention (CPRS-R): significant improvement in attention with a medium
with control groupweek for 4 weeks)Measures:effect size (p=0.40, ηp2= 0.147)
design• CPRS-R)• Attention (BASC 2): significant improvement in attention with a large
• BASC - 2effect size (p=0.02, ηp2= 0.32)
• TOVAAttention (TOVA)
• TOVA (Inattention): improvement in the inattention scores for MBI group
(p=0.12, ηp2= 0.21)
• TOVA (Reaction time): improvement in scores of response time for MBI for
infrequent (p=0.001, ηp2 = 0.44) and frequent (p=0.001, ηp2 = .63) targets
• TOVA (Omission errors): improvement in scores of omission errors for
MBI group for infrequent (p=0.001, ηp2 = .59) and frequent (p=0.001, ηp2
= .54) targets
Singh, Singh, Lancioni,Children 2 males• MBPBSChild and parentCompliance
Singh, Winton &(12 years old)• 12 sessions training forMean number of compliant responses after training increased by : 57.4%
Adkins (2010)Medicated: N=2each child followed byMeasures:(Chris) and 322% (Will)
Multiple baseline acrossparental training• SSIMCMother’s requests
participants’ designParents: 2• Delivered by Psychology• SUHMCMean number of mother’s requests after training decreased :by 31.2% (Judy)
(pre-post test design)mothersPhD12.1 % (Denise)from parent training to child training, and by 43.8% from child
• Informal Interviewstraining to follow up
Child-parent relationship.
Increase in satisfaction among parents regarding the interaction with the child, further increase in follow up.
van de Weijer-Children: 5• MBCTChild and parentADHD symptoms
Bergsma, Formsma, demales and 5Attention (YSR/CBCL/TRF)
Bruin &females (age1.5hr sessions for 8 weeksMeasures:• 8-week FU reduction reported by fathers (p=0.003, d=1.5) and adolescents
Bogels (2012)range 11-15)Child:(p=0.017, d=0.9),
Quasi-experimentalMedicated: N=1• Delivered by experienced• YSRExternalizing difficulties (YSR/CBCL/TRF)
(pre-post test design)CBT therapists• FFS• Post-test reduction in externalizing problems (p=0.04, d= 0.2) reported by
Parents: 19• SHSfathers but not by adolescents
• ANT• 8-week FU, the reduction reported by fathers was maintained (p=0.01,
d=0.3)
Parents:Internalizing problems (YSR/CBCL/TRF)
• CBCL• Post-test reduction reported by fathers (p=0.03, d=0.4).
• BRIEF• 8-week FUfollow-up, fathers reported a borderline significant reduction
• PSI(p=0.07, d=0.5).
• PSExecutive Functioning (BRIEF)
Metacognition
• 8-week FU, reduction in meta-cognitive problems (p=0.01, d=1.8) was
reported by fathers.
Behavioral Regulation (BRIEF)
• 8-week FU improvement reported by fathers (p=0.03, d=0.6)
Mindful Awareness and Attention (MAAS)
• There were no changes stated by fathers, adolescents and mothers
Parenting Stress (PSI)
• reduction between pre-post test was reported by fathers (p=0.002,
d=0.07), and maintained at 8-week follow-up (p=0.003, d=1.1)
Parental Over-reactivity (PS)
• There were no changes stated by fathers, adolescents and mothers
Fatigue (FFS) and Feelings of Happiness (SHS)
• There were no changes stated by fathers, adolescents and mothers
Computerized Attention Tests (ANT)
• Baseline speed: No significant improvement
• Sustained Attention Dots: Significant reduction in reaction speed between
pre-post test (p=0.00038, d=0.9)
• Sustained Attention Auditory: No significant improvement on reaction speed or the number of misses.
van der Oord, Bögels, &Children: 13• MBCT and MBSRTeachers andADHD symptoms
Peijnenburg (2012)males and 5• 90 minutes sessions/ 8parentChild- Attention (DBDRS)
Quasi-experimentalfemales (ageweeks• Parental report: reduction in inattention with a large effect size (d=0.80),
waitlist control (pre-range 8-12)• Delivered by CBTMeasures:maintained at follow up (d=0.80)
post-follow up design)Medicated: N=4Therapists• DBDRS• Teacher’s report: pre-post test reduction of inattention with small effect
Comorbidity:• ARSsize (d=0.39)
ODD =3• MASSHyperactivity/impulsivity (DBDRS)
• PSI)• Parental report: reduction of hyperactivity/impulsivity with a medium
Parents: 21 Mothers• PSeffect size (d=56), which was maintained at follow up with a medium effect size (d=0.59)
Parent – ADHD symptoms (rated on the ARS)
• Inattention: reduction with a small effect size (d=0.36), maintained at
follow up (d=0.34)
• Hyperactivity/ impulsivity: reduction with a small effect size (d=0.48),
improved at follow up (d=0.50)
Parent - Mindful awareness (MAAS)
Significant more mindful awareness with small effect size (d=0.28),
Parental stress (PSI)
Showed a significant reduction with a medium effect size (d=0.57)
Parental Over-reactivity (PS)
Significant reduction with a large effect size (d=0.85)
Worth (2013)Children: 12• MAPsTeachers andADHD symptoms
Feasibility study (pre-males and 5• 1⁄2-hour session eachparentsAttention
post test design)females (ageday / eight weeks• Teacher report: decrease between pre-post Inattention score with
range 11-15)• Delivered by a schoolMeasures:large effect size (p=0.001, r2=0.55)
Medicated: N=12counselor• Conners 3rdHyperactivity/Impulsivity:
• SCWT• No significant changes
• TMTADHD Index
• MASS• Teacher report: increase from pre to post-test with a small effect size
(p=0.008, r2=0.13)
Response-distractor inhibition (SCWT)
• Significant reduction in Color- Word scores with a large effect size
(p=0.001, r2= 0.81)
Attentional shifting (TMT)
• TMT-A (numbers only): reduction from pre to post-test with a large effect
size (p=0.001, r2=0.76)
• TMT-B (numbers and letters): reduction from pre to post-test with a large
effect size (p=0.001, r2=0.72)
Mindfulness (MAAS-A)
Increase in mindfulness after training with large effect size (p=0.001, r2= 0.76)

Ratings of study quality

StudyResearch question and designParticipants/SamplingFidelityOutcome MeasuresData analysisTimes of measurement follow-upAttritionGeneralizabilityQuality category
Carboni (2012)Well coveredWell coveredWell coveredWell coveredPoorly addressedPoorly addressedNot applicableAdequately addressedReasonable
Carboni, et al. (2013)Adequately addressedWell coveredWell coveredWell coveredPoorly addressedPoorly addressedNot applicableAdequately addressedReasonable
Haydicky, et al. (2013)Well coveredWell coveredWell coveredWell coveredWell coveredWell coveredWell coveredAdequately addressedExcellent
Haydicky, (2014)Well coveredWell coveredWell coveredWell coveredWell coveredWell coveredWell coveredAdequately addressedExcellent
Shecter (2013)Well coveredWell coveredWell coveredPoorly addressedPoorly addressedAdequately addressedPoorly addressedAdequately addressedReasonable
Sidhu (2013)Well coveredWell coveredAdequately addressedWell coveredWell coveredPoorly addressedWell coveredAdequately addressedReasonable
Singh, et al. (2010)Well coveredPoorly addressedPoorly addressedPoorly addressedPoorly addressedPoorly addressedNot applicableAdequately addressedLimited
van de Weijer- Bergsma, et al. 2012)Well coveredAdequately addressedWell coveredWell coveredWell coveredWell coveredPoorly addressedAdequately addressedVery good
van der Oord, et al. (2012)Well coveredWell coveredAdequately addressedWell coveredWell coveredWell coveredNot addressedWell coveredVery good
Worth (2013)Well coveredAdequately addressedAdequately addressedWell coveredWell coveredNot addressedNot addressedAdequately addressedReasonable