Table 1 Fixed and variable intervention costs in a real-life setting per intervention condition (price level 2011)
|  | Fixed costs (€) | Variable costs per participant (€) |
|---|---|---|
Printed basic | 3300 | 18 |
Printed environment | 4270 | 21 |
Web-based basic | 3420 | 8 |
Web-based environment | 4880 | 8 |
Control group | – | – |