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. 2021 Jan 28;35(1):155–167. doi: 10.1177/0891988720988901

Table 3.

Estimated Post-Therapy Group Differences (Treatment Effects) for Primary, Secondary Outcomes.

Mindfulness WLC
Mean (SD) CI (LB-UB) Mean (SD) CI (LB-UB) Mean* diff Effect size*
Cohen’s d
Anxiety baseline 8.70 (4.24) 7.26-10.13 7.73 (3.59) 6.30-9.17 −0.97 0.25
mid-intervention 7.27 (4.88) 5.67-8.86 6.40 (3.80) 4.80-8.00 −0.87 0.20
post-intervention 7.53 (4.22) 6.07-9.00 6.20 (3.75) 4.74-7.66 −1.33 0.33
follow-up 6.97 (4.44) 5.44-8.49 6.17 (3.87) 4.64-7.69 −0.80 0.19
Depression baseline 7.23 (3.46) 6.05-8.42 5.73 (3.00) 4.55-6.92 −1.50 0.46
mid-intervention 6.27 (3.84) 5.02-7.51 5.13 (2.89) 3.89-6.37 −1.14 0.34
post-intervention 5.53 (3.74) 4.26-6.80 5.33 (3.20) 4.06-6.60 −0.20 0.06
follow-up 6.03 (4.13) 4.71-7.36 5.33 (3.06) 4.01-6.66 −0.70 0.19
Pain Baseline 3.57 (2.01) 2.77-4.37 3.41 (2.38) 2.60-4.21 −0.16 0.07
mid-intervention 3.34 (2.10) 2.53-4.16 3.56 (2.35) 2.74-4.37 0.22 0.10
post-intervention 3.21 (2.22) 2.39-4.04 3.32 (2.31) 2.49-4.15 0.11 0.05
follow-up 3.75 (2.17) 2.99-4.60 3.60 (2.47) 2.75-4.45 −0.15 0.06
Fatigue Baseline 4.08 (1.30) 3.54-4.62 4.01 (1.62) 3.47-4.54 −0.07 0.05
mid-intervention 4.18 (1.30) 3.63-4.73 3.69 (1.69) 3.14-4.24 −0.49 0.33
post-intervention 4.20 (1.16) 3.68-4.71 3.96 (1.64) 3.44-4.48 −0.24 0.17
follow-up 4.39 (1.30) 3.83-4.94 4.04 (1.72) 3.48-4.60 −0.35 0.23
Insomnia Baseline 11.17 (5.38) 9.02-13.31 9.27 (6.31) 7.12-11.41 −1.90 0.32
mid-intervention 16.10 (6.68) 13.65-18.55 15.20 (6.72) 12.75-17.65 −0.90 0.13
post-intervention 16.00 (6.01) 13.73-18.27 15.40 (6.42) 13.13-17.67 −0.60 0.10
follow-up 16.57 (6.01) 14.20-18.93 16.17 (6.89) 13.80-18.53 −0.13 0.06
Impact of Parkinson’s Baseline 2.10 (0.61) 1.86-2.34 2.13 (0.68) 1.89-2.37 0.03 0.04
Mid-intervention 2.07 (0.69) 1.82-2.32 2.03 (0.67) 1.79-2.30 −0.04 0.06
post-intervention 2.00 (0.74) 1.73-2.27 2.10 (0.71) 1.83-2.37 0.10 0.14
follow-up 2.03 (0.77) 1.73-2,34 2.23 (0.90) 1.93-2.54 0.20 0.24

* Mean difference and effect sizes reflect between groups differences.