Table 1.
Four embedded adaptive interventions
| Embedded adaptive intervention | First stage of the intervention | Status after the first stage of the intervention | Second stage of the intervention | Subgroups (see figure 2) |
| #1 | 8 weeks BA | Responder | Booster sessions | A+B |
| Non-responder | 8 weeks BA (with an additional self-efficacy enhancement component) | |||
| #2 | 8 weeks BA | Responder | Booster sessions | A+C |
| Non-responder | 8 weeks MP | |||
| #3 | 8 weeks MP | Responder | Booster sessions | D+C |
| Non-responder | 8 weeks MP (with an additional self-efficacy enhancement component) | |||
| #4 | 8 weeks MP | Responder | Booster sessions | D+F |
| Non-responder | 8 weeks BA |
BA, behavioural activation; MP, mindfulness practice.