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Table 1 Comparison of participants in brief MBI group and control group in a pilot study

From: The effect of a brief mindfulness-based intervention on personal recovery in people with bipolar disorder: a randomized controlled trial (study protocol)

Variable Brief MBI group (n = 10) Control group (n = 10) Effect size
Pre Post Pre Post
Mean (sd) Mean (sd) Mean (sd) Mean (sd) Cohen’d
Independent variable (Mindfulness)
 FFMQ 117.4 (20.89) 122.3 (22.52) 116.7 (16.65) 114.9 (17.25) 0.37
Mediators (Emotion awareness and regulation)
 DERS 97.2 (22.68) 90.6 (19.89) 99.8 (17.43) 97.8 (18.07) 0.38
 ERS 36.4 (24.78) 33.0 (22.83) 36.3 (12.95) 37.1 (13.0) 0.22
Mediators (Illness acceptance)
 ISMI 2.22 (.30) 2.1 (.34) 2.17 (.20) 2.18 (.19) 0.29
 MDIS 11.15 (.97) 11.3 (.79) 11.2 (1.40) 11.0 (1.41) 0.26
Primary outcome (Personal recovery)
 BRQ 2327.5 (548.79) 2507.5 (504.43) 2322.5 (428.57) 2347.0 (394.73) 0.35
Secondary outcome (Functional recovery)
 FAST 27.3 (23.70) 26.6 (22.55) 27.3 (19.56) 27.1 (18.75) 0.02
  1. FFMQ five facet mindfulness questionnaire, DERS difficulties in emotion regulation scale, ERS emotion reactivity scale, ISMI internalized stigma of mental illness, MDIS mood disorders insight scale, BRQ bipolar recovery questionnaire, FAST functional assessment short test