Table 3.
Sensitivity analyses for one year costs for usual general practitioner care and two psychological therapies for depression
| Costs analysed | Mean (SD) costs (£)
|
Analysis of variance | ||
|---|---|---|---|---|
| Usual GP care (n=67) | Cognitive- behaviour therapy (n=63) |
Non-directive counselling (n=67) | ||
| Societal costs | ||||
| Main analysis | 1217.5 (2013.0) | 1060.5 (1471.1) | 1398.6 (2474.1) | P=0.63 |
| Non-attendances included | 1227.4 (2014.3) | 1072.4 (1471.9) | 1415.1 (2475.9) | P=0.63 |
| Most expensive alternative drug | 1218.7 (2015.0) | 1060.7 (1471.2) | 1398.8 (2474.1) | P=0.64 |
| National wage rate | 2526.5 (3042.0) | 2034.8 (2629.3) | 2750.9 (4155.3) | P=0.46 |
| Complete data | 1202.8 (2075.7) | 954.9 (1047.2) | 1409.6 (2595.2) | P=0.49 |
| Direct costs | ||||
| Main analysis | 472.9 (779.3) | 448.9 (471.6) | 501.4 (614.8) | P=0.89 |
| Missed sessions included | 482.7 (783.5) | 460.8 (473.8) | 517.9 (641.1) | P=0.88 |
| Most expensive alternative drug | 474.0 (784.9) | 449.1 (471.6) | 501.6 (614.9) | P=0.90 |
| Complete data | 419.9 (484.4) | 470.5 (498.9) | 532.3 (654.6) | P=0.55 |
| Indirect costs | ||||
| Main analysis | 744.7 (1796.4) | 611.6 (1370.4) | 897.2 (2336.1) | P=0.68 |
| National wage rate | 2053.6 (2730.6) | 1585.9 (2551.4) | 2249.5 (4012.4) | P=0.48 |
| Complete data* | 782.9 (1923.3) | 484.4 (908.5) | 877.3 (2442.2) | P=0.52 |
GP=general practitioner.
*
No of patients with complete data: usual GP care=57; cognitive-behaviour therapy=55; non-directive counselling=58.