Table 2.
Multiple regression analysis of log (pre-operative) BMI
| Exp (beta) | Inferior limit | Superior limit | p value | |
|---|---|---|---|---|
| BITE ED probability: unusual eating pattern | 1.00 | 0.95 | 1.05 | 0.959 |
| BITE ED probability: binge eating | 0.99 | 0.87 | 1.13 | 0.913 |
| BITE ED severity: clinically significant | 1.02 | 0.95 | 1.09 | 0.605 |
| *Reference category: normal | ||||
| BDI depression: mild | 1.01 | 0.93 | 1.09 | 0.809 |
| BDI depression: moderate | 0.99 | 0.90 | 1.09 | 0.835 |
| BDI depression: severe | 0.94 | 0.82 | 1.07 | 0.317 |
| *Reference category: minimal | ||||
| STAI anxiety state: moderate anxiety | 1.01 | 0.96 | 1.05 | 0.763 |
| STAI anxiety state: high anxiety | 0.97 | 0.90 | 1.05 | 0.468 |
| *Reference category: low anxiety | ||||
| STAI anxiety trait: moderate anxiety | 1.01 | 0.95 | 1.08 | 0.718 |
| STAI anxiety trait: high anxiety | 1.06 | 0.97 | 1.15 | 0.221 |
| *Reference category: low anxiety | ||||
| AUDIT-C positive | 1.01 | 0.96 | 1.06 | 0.742 |
| *Reference category: negative | ||||
| Gender M | 1.03 | 0.98 | 1.08 | 0.232 |
| *Reference category: F | ||||
| BS age category [33–40] | 0.95 | 0.90 | 1.00 | 0.049 |
| BS age category [40—49] | 0.93 | 0.88 | 0.98 | 0.006 |
| BS age category [49—70] | 0.94 | 0.89 | 0.99 | 0.028 |
| *Reference category: 21–33 y.o | ||||
| Type 2 Diabetes | 1.02 | 0.98 | 1.08 | 0.334 |
| *Reference category: absence | ||||
BITE Bulimic Investigatory Test Edinburgh, BDI-II Beck Depression Inventory II, STAI Spielberger State-Trait Anxiety Inventory, AUDIT-C Alcohol Use Disorders Identification Test-Consumption