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The effectiveness of mindfulness-based cognitive therapy on rumination and related psychological indicators: a systematic review and meta-analysis.

Siyi Wei, Weiqi Qin, Zengyan Yu, Yunhua Cao, Ping Li

BMC Psychology August 26, 2025 DOI: 10.1186/s40359-025-03348-x (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Systematic review and meta-analysis Randomized Peer reviewed
Sample size 2,535
Population Participants in randomized controlled trials examining MBCT on rumination
Intervention Mindfulness-Based Cognitive Therapy
Topics Meditation
Keywords Mindfulness-based cognitive therapy Randomized controlled trials Rumination
Key findings MBCT significantly reduced rumination and improved mindfulness, self-compassion, decentering, depressive and anxiety symptoms, with sustained effects at follow-up.

Abstract

The effectiveness of Mindfulness-Based Cognitive Therapy (MBCT) on rumination has been reviewed; however, the findings remain inconclusive. The present research will systematically evaluate the effectiveness of MBCT on rumination and related psychological indicators. We searched the Cochrane Library, EBSCO, Embase, LILACS, PubMed, Web of Science, China Biomedical Literature Database (CBM), China National Knowledge Infrastructure (CNKI), Wanfang Database, and China Science and Technology Journal Database (VIP) for all available records up until December 2024 to include randomized controlled trials (RCTs) examining MBCT on rumination. Rumination scores served as the primary outcome, and the mindfulness, self-compassion, decentering, depression, and anxiety scores served as the secondary outcomes. RevMan and Stata software were applied for data processing. Twenty-nine RCTs comprising 2535 subjects were ultimately selected for analysis. The results revealed that MBCT significantly reduced rumination (SMD = -0.51, 95% CI = [-0.64, -0.39], z = 8.30, P < 0.001), with sustained effectiveness during the follow-up period (SMD = -0.61, 95% CI = [-0.89, -0.32], z = 4.21, P < 0.001). Additionally, we also discovered that MBCT had significant effectiveness on mindfulness (SMD = 0.55, 95% CI = [0.46, 0.63], z = 12.04, P < 0.001), self-compassion (SMD = 0.59, 95% CI = [0.22, 0.96], z = 3.15, P = 0.002), decentering (SMD = 0.62, 95% CI = [0.45, 0.78], z = 7.24, P < 0.001), depressive (SMD = -0.57, 95% CI = [-0.79, -0.34], z = 4.95, P < 0.001) and anxiety symptoms (SMD = -0.37, 95% CI = [-0.56, -0.18], z = 3.78, P < 0.001). Funnel plot analysis and Egger's statistical test did not reveal any significant publication bias (t = -1.47, P = 0.154, 95% CI = [-2.20,0.37]). The present findings confirm the feasibility of MBCT in diminishing rumination and enhancing related psychological indicators. Furthermore, these effects were sustained throughout the follow-up period.

Comparable studies

Other systematic reviews and meta-analyses on meditation, most cited first.

Study Year Design Participants
Meditation Programs for Psychological Stress and Well-being Diverse adult clinical populations 2014 Meta-analysis n = 3,515
Mindfulness-Based Stress Reduction for Stress Management in Healthy People: A Review and Meta-Analysis Healthy subjects 2009 Systematic review and meta-analysis
The psychological effects of meditation: A meta-analysis. Nonclinical groups of adult meditators 2012 Meta-analysis n = 163
Efficacy of Mindfulness-Based Cognitive Therapy in Prevention of Depressive Relapse Adults with recurrent depression in full or partial remission 2016 Meta-analysis of individual patient data from randomized controlled trials n = 1,258
Mindfulness‐Based Stress Reduction and Mindfulness‐Based Cognitive Therapy – a systematic review of randomized controlled trials 2011 Systematic review

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