Results of multiple regression analysis, fatigue predicted by diabetes related variables and work characteristics, including the interaction effects
| Predictors | β final model | p value of t test | R2 | R2 change | Sig. R2 change |
|---|---|---|---|---|---|
| Estimated standardised regression coefficients (β) and variance explained at the specific step (R2) are presented. | |||||
| Block 1 (enter) | 0.165 | 0.165 | 0.000 | ||
| Job demands | −0.078 | 0.489 | |||
| Lack of decision latitude | −0.129 | 0.347 | |||
| Lack of support | 0.104 | 0.047 | |||
| Block 2 (stepwise) | 0.191 | 0.026 | 0.004 | ||
| Job demands × lack of decision latitude | 0.416 | 0.016 | |||
| Block 3 (enter) | 0.480 | 0.290 | 0.000 | ||
| Diabetic symptoms | 0.863 | 0.000 | |||
| Burden adjusting insulin dosage | −0.204 | 0.120 | |||
| Block 4 (stepwise) | |||||
| Job demands × diabetic symptoms | −0.418 | 0.012 | 0.493 | 0.013 | 0.012 |
| Job demands × burden adjusting insulin dosage | 0.306 | 0.024 | 0.503 | 0.010 | 0.024 |