Table 2.
Changes in outcomes between baseline and 4 months (mean, SD) by study group (SWiM-C vs. standard advice) adjusted for the randomization stratifiers (sex, BMI classification) and outcome at baseline
| Outcome | Change from baseline, mean (SD) |
N | Adjusted differencea | 95% confidence interval | |
|---|---|---|---|---|---|
| SWiM-C | standard care | ||||
| Weight, kg | −1.91c (5.06) | −1.24c (4.79) | 322 | −0.60 | −1.67 to 0.47 |
| Depression (PHQ-8) | −1.1 (5.15) | −0.62 (4.25) | 325 | −0.67 | −1.57 to 0.22 |
| Anxiety (GAD-7) | −0.30 (4.18) | −0.02 (4.23) | 325 | −0.57 | −1.39 to 0.26 |
| Stress (PSS-4) | −0.02 (2.99) | −0.13 (3.05) | 325 | 0.02 | −0.53 to 0.58 |
| Experiential avoidance/psychological flexibility (AAQW-R)b | −6.21 (10.68) | −3.07 (10.31) | 321 | −3.39 | −5.55 to −1.23 |
| Eating behaviour (TFEQ-R21) | |||||
| Cognitive restraint | 6.32 (12.86) | 0.56 (11.92) | 321 | 5.28 | 2.81 to 7.75 |
| Uncontrolled eating | −5.69 (10.46) | −2.20 (11.62) | 321 | −3.61 | −5.94 to −1.28 |
| Emotional eating | −3.58 (12.35) | −2.41 (12.21) | 321 | −1.33 | −3.74 to 1.08 |
| Volume of total physical activity (IPAQ) in MET-min | 3.00 (29.78) | −4.09 (36.46) | 279 | 5.72 | −1.10 to 12.53 |
| Wellbeing/capability (ICECAP-A) | 0.02 (0.15) | −0.11 (0.32) | 321 | 0.13 | 0.07 to 0.18 |
SD, standard deviation; ICECAP-A, ICEpop CAPability measure for Adults.
Adjusted for outcome at baseline and randomization stratifiers (BMI classification and sex).
Lower scores on AAQW-R indicate lower experiential avoidance and higher psychological flexibility.