Table 3.
Results from 12-week weight variability independent and adjusted multiple regression analyses. Covariates included 12-week % weight change; number of sessions missed; treatment condition; gender; Three Factor Eating Questionnaire - Emotional Eating; General Food Craving Questionnaire-Trait Preoccupation with Food; and Weight Efficacy Lifestlye Questionnaire - Negative Emotions and Social Pressure.
| Twelve-week weight variability | |||||
|---|---|---|---|---|---|
|
| |||||
| Independent variable | b | SE | β | p | R 2 |
| 3-to-6 month % weight change | |||||
|
| |||||
| Independent Model (N = 182) | 0.02 | ||||
| Weight Variability | 0.01 | 0.00 | 0.13 | 0.08 | |
| Adjusted Model (N = 175) | 0.33 | ||||
| 12-week % weight change | 0.43 | 0.05 | 0.55 | <0.01 | |
| Number of sessions missed | 0.00 | 0.00 | 0.06 | 0.41 | |
| Treatment condition | 0.00 | 0.00 | −0.08 | 0.20 | |
| Gender | 0.01 | 0.01 | 0.13 | 0.06 | |
| Emotional Eating | 0.00 | 0.00 | 0.10 | 0.12 | |
| Preoccupation with Food | 0.00 | 0.00 | 0.08 | 0.31 | |
| Self Efficacy to Negative Emotions | 0.00 | 0.00 | −0.02 | 0.83 | |
| Self Efficacy to Social Pressure | 0.00 | 0.00 | 0.11 | 0.18 | |
| Weight Variability | 0.01 | 0.00 | 0.09 | 0.21 | 0.00a |
|
| |||||
| 3-to-12 month % weight change | |||||
|
| |||||
| Independent Model (N = 179) | 0.07 | ||||
| Weight Variability | 0.03 | 0.01 | 0.27 | <0.01 | |
| Adjusted Model (N = 172) | 0.23 | ||||
| 12-week % weight change | 0.53 | 0.12 | 0.33 | <0.01 | |
| Number of sessions missed | 0.01 | 0.00 | 0.14 | 0.05 | |
| Treatment condition | −0.01 | 0.01 | −0.08 | 0.25 | |
| Gender | 0.02 | 0.01 | 0.14 | 0.07 | |
| Emotional Eating | 0.00 | 0.00 | 0.11 | 0.12 | |
| Preoccupation with Food | 0.00 | 0.00 | 0.06 | 0.45 | |
| Self Efficacy to Negative Emotions | 0.00 | 0.00 | 0.08 | 0.47 | |
| Self Efficacy to Social Pressure | 0.00 | 0.00 | −0.03 | 0.76 | |
| Weight Variability | 0.03 | 0.01 | 0.22 | <0.01 | 0.04a |
|
| |||||
| 3-to-24 month % weight change | |||||
|
| |||||
| Independent Model (N = 173) | 0.02 | ||||
| Weight Variability | 0.02 | 0.01 | 0.15 | 0.05 | |
| Adjusted Model (N = 166) | 0.06 | ||||
| 12-week % weight change | 0.21 | 0.16 | 0.11 | 0.18 | |
| Number of sessions missed | 0.00 | 0.01 | −0.02 | 0.77 | |
| Treatment condition | 0.01 | 0.01 | 0.06 | 0.48 | |
| Gender | 0.01 | 0.02 | 0.03 | 0.75 | |
| Emotional Eating | 0.00 | 0.00 | 0.10 | 0.20 | |
| Preoccupation with Food | 0.00 | 0.01 | −0.07 | 0.47 | |
| Self Efficacy to Negative Emotions | 0.00 | 0.00 | 0.04 | 0.76 | |
| Self Efficacy to Social Pressure | 0.00 | 0.00 | −0.14 | 0.16 | |
| Weight Variability | 0.02 | 0.01 | 0.17 | 0.04 | 0.03a |
a
Refers to R 2 change when adding weight variability to model.