Table 2.
Change from baseline for intention-to-treat and treatment efficacy analyses.
| Outcome | Intention to treat | Treatment efficacy | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N (t,c) | Treat M (SD) | Control M (SD) | Mean diff. T − C (95% CI) |
P a | ESb | N (t,c) | Treat M (SD) | Control M (SD) | Mean diff. (T − C) (95% CI) |
P | ES | |
| Mindfulness-Aware | 24 22 |
0.18 (0.5) | −0.06 (0.3) | 0.24 (0.0–0.5) |
.05 | .56 | 19 21 |
0.25 (0.5) | −.07 (0.3) | 0.31 (0.0–0.6) |
.02 | .72 |
| Mindfulness-Observe | 24 22 |
0.17 (0.5) | −.08 (0.3) | 0.24 (0.0–0.5) |
.04 | .58 | 19 21 |
0.26 (0.5) | −0.08 (0.3) | 0.34 (0.1–0.6) |
.01 | .85 |
| Mindfulness-Describe | 24 22 |
0.14 (0.5) | 0.19 (0.5) | −0.06 (−0.4–0.3) | .71 | −.12 | 19 21 |
0.17 (0.6) | 0.20 (0.5) | 0.0 (−0.4–0.3) | .86 | −.05 |
| Mindfulness-Accept | 24 22 |
0.47 (0.7) | .06 (0.5) | 0.41 (0.1−0.8) | .02 | .66 | 19 21 |
0.60 (0.7) | 0.07 (0.5) | 0.54 (0.2–0.9) |
.007 | .83 |
| Body responsiveness | 24 22 |
0.27 (0.8) | −0.26 (1.0) | 0.53 (0.0–1.1) |
.056 | .56 | 19 21 |
0.36 (0.9) | −0.27 (1.1) | 0.63 (0.0–1.3) |
.047 | .63 |
| Chronic stress | 24 23 |
0.03 (0.5) | 0.15 (0.5) | −0.12 (−0.4–0.2) | .39 | −.26 | 19 21 |
0.02 (0.5) | 0.16 (0.5) | −0.14 (−0.4–0.2) | .37 | −.30 |
| Perceived stress | 24 23 |
−0.20 (0.5) | 0.03 (0.6) | −0.23 (−0.6–0.1) | .16 | −.41 | 19 21 |
−0.25 (0.5) | 0.03 (0.6) | −0.29 (−0.7–0.9) | .14 | −.51 |
| Anxiety | 24 23 |
−0.17 (0.4) | 0.00 (0.3) | −0.17 (−0.4–0.0) | .097 | −.49 | 19 21 |
−0.23 (0.4) | 0.00 (0.4) | −0.23 (−0.5–.01) | .045 | −.64 |
| Restrained eating | 24 22 |
0.10 (0.5) | −0.03 (0.5) | 0.13 (−0.2–0.4) | .37 | .28 | 19 21 |
0.06 (0.5) | −.03 (0.5) | 0.09 (−0.2–0.4) | .56 | .19 |
| Emotional eating | 24 22 |
−0.42 (0.4) | −0.21 (0.4) | −0.22 (−0.5– 03) |
.09 | −.52 | 19 21 |
−0.47 (0.5) | −0.22 (0.4) | −0.25 (-0.5–0.0) | .08 | −.57 |
| External eating | 24 22 |
−0.33 (0.4) | −.09 (0.4) | −0.26 (−0.5–0.0) | .046 | −.62 | 19 21 |
−0.41 (0.4) | −.09 (0.4) | −0.31 (−0.6–0.0) | .02 | −.70 |
| Cort awake rsp. (nmol/L)(nmol/L) | 21 21 |
−3.7 (9.9) | −0.1 (8.4) | −3.6 (−9.3–2.1) | .21 | −.39 | 15 17 |
−5.49 (11.1) | −0.10 (9.4) | −5.39 (−12.8–2.0) | .15 | −.53 |
| Cortisol slope (nmol/L) | 21 21 |
1.2 (12.3) | 0.9 (6.0) | 0.25 (−5.8–6.3) | .93 | .03 | 15 17 |
2.42 (14.3) | 0.28 (5.8) | 2.1 (−5.6–9.8) | .58 | .20 |
| Serum morn cortisol (ln) | 24 23 |
0.00 (0.4) | −0.02 (0.4) | 0.02 (−0.2–0.3) | .85 | .05 | 18 18 |
.00 (0.5) | −.05 (0.5) | 0.05 (−0.3–0.4) | .78 | .10 |
| Weight (kg) | 24 23 |
−.03 (2.7) | 0.38 (1.9) | −0.40 (−1.8–1.0) | .56 | −.17 | 18 20 |
−.06 (3.1) | 0.58 (1.9) | −0.64 (−2.3–1.0) | .45 | −.26 |
| Abdominal fat (g) | 24 23 |
68.2 (318.9) | 50.0 (305.4) | 18.2 (−165.4–201.6) | .84 | .06 | 17 20 |
54.4 (358.2) | 41.6 (322.3) | 12.8 (−214.3–239.9) | .91 | .04 |
| Trunk/Leg fat ratio | 24 23 |
0.02 (0.1) | 0.02 (0.1) | .00 (−.1–0.07) | .98 | .01 | 17 20 |
0.03 (0.1) | 0.02 (0.1) | 0.01 (−0.1–0.1) | .79 | .10 |
a P = P value of independent t-tests comparing mean changes over time between groups; bES = Cohen's d effect size.