Table 4.
Regression analysis with EQ VAS as an outcome using multiple imputation
| Step | Variable | Adjusted R2 | F change |
|---|---|---|---|
| 1 | Demographics | 0.01 | |
| 2 | Work | 0.06 | 33.504* |
| 3 | Medication | 0.07 | 4.186* |
| 4 | Symptoms | 0.26 | 498.385* |
| 5 | Comorbidity | 0.26 | 0.044 |
| 6 | Diagnoses | 0.26 | 1.288 |
| Variable | B | 95% CI | p -value |
|---|---|---|---|
| Age | -0.08 | -0.16, 0.01 | 0.072 |
| Male sex | -0.77 | -2.30, 0.79 | 0.300 |
| In a relationship | 0.34 | -1.20, 1.90 | 0.700 |
| Occupation status1 | |||
| Sick leave | -4.20 | -6.00, -2.40 | < 0.001 |
| Disability pension | -5.80 | -9.80, -1.80 | 0.004 |
| WAA | -8.50 | -11.00, -6.20 | < 0.001 |
| Antidepressants | -1.50 | -3.40, 0.52 | 0.150 |
| Anxiolytics | 0.63 | -4.60, 5.80 | 0.800 |
| Pain medication | -2.30 | -8.40, 3.80 | 0.500 |
| Psychostimulants | 3.60 | -0.40, 7.50 | 0.078 |
| Hypnotics | 4.00 | -2.50, 11.00 | 0.200 |
| PHQ-ADS | -0.91 | -1.00, -0.83 | < 0.001 |
| Comorbidity | 0.31 | -1.30, 1.90 | 0.700 |
| Diagnoses2 | |||
| Anxiety | 0.33 | -1.60, 2.20 | 0.700 |
| Personality | -1.30 | -3.90, 1.40 | 0.300 |
| Hyperkinetic | 1.50 | -0.74, 3.80 | 0.200 |
| Trauma-related | -1.30 | -3.80, 1.20 | 0.300 |
Note. B = unstandardized coefficient. CI = Confidence Interval. 1 Reference = Working or studying. 2 Reference = Depressive disorders. * p < 0.001. PHQ-ADS = Patient Health Questionnaire Anxiety and Depression Scale. WAA = Work Assessment Allowance