Table 6:
Health State and Intervention Utilities Used in the Economic Model
| Model Parameter | Mean (SD) | Distribution | Source |
|---|---|---|---|
| Utilities | |||
| Acute phase, untreated new MDD | Beta | Mohiuddin and Payne, 2014110 | |
| Mild MDE | 0.69 (0.14) | ||
| Moderate to severe MDE | 0.52 (0.28) | ||
| Past MDD | Beta | Schaffer et al, 2002112 | |
| Mild MDE | 0.79 (0.28) | ||
| Moderate to severe MDE | 0.67 (0.36) | ||
| CBT-treated MDD | Fixed | King et al, 2000114 | |
| 4 months | 0.85 (NR) | ||
| 12 months | 0.85 (NR) | ||
| Pharmacotherapy only–treated MDD | 0.63 (0.19) | Beta | Revicki and Wood, 1998111 |
| Normal health, well health state | 0.94 (0.03) | Beta | Lenert et al, 2000113 |
| Complex depression state, with treatment, nonhospitalized | 0.52 (0.29) | Beta | Mann et al, 2009115; Vallejo-Torres et al, 2015116 |
| Complex depression state, severe phase, hospitalized | 0.34 (0.02) | Beta | Mann et al, 2009115; Vallejo-Torres et al, 2015116 |
Abbreviations: CBT, cognitive behavioural therapy; MDD, major depressive disorder; MDE, major depressive episode; NR, not reported; SD, standard deviation.