Table 2.

Effect of MBCT intervention on outcome – Completer sample

Variables	MBCT (n = 26)		WLC (n = 30)
	M	SD	M	SD	F(1,53)	ES
RRQ
Pre-intervention	3.9	0.6	3.9	0.5
Post-intervention	3.5	0.6	3.8	0.4	6.379*	0.59
DERS
Pre-intervention	105.5	17.9	106.6	23.8
Post-intervention	95.6	23.5	107.6	24.5	5.076*	0.50
STAI-trait
Pre-intervention	52.8	9.6	51.3	7.4
Post-intervention	46.3	10.5	49.6	9.9	4.097*	0.32
SCS
Pre-intervention	15.1	3.1	14.7	3.7
Post-intervention	18.5	4.9	14.1	3.6	26.704***	1.02
FFMQ
Pre-intervention	14.6	1.8	14.3	2.0
Post-intervention	15.7	2.6	14.3	2.1	7.155**	0.59
BDI-II
Pre-intervention	14.6	8.3	12.8	8.0
Post-intervention	10.8	9.5	14.5	9.1	5.919*	0.40
BAI
Pre-intervention	14.8	6.8	12.7	9.0
Post-intervention	13.1	6.7	13.8	10.5	2.766	–

Abbreviations: MBCT Mindfulness Based Cognitive Therapy, WLC Waiting-list Control, M mean, SD standard deviation, ES effect size (Cohen’s d), RRQ Rumination-Reflection Questionnaire, DERS Difficulties in Emotion Regulation Scale (total score), STAI-trait trait–anxiety scale of the State-Trait Anxiety Inventory, SCS Self-compassion Scale (total score), FFMQ Five Facet Mindfulness Questionnaire (total score), BDI-II Beck Depression Inventory, BAI Beck Anxiety Inventory. ∗p < 0.05; ∗∗p < 0.01; ∗∗∗p < 0.001