Table 1 Summary of intervention nodes included in the NMA
Node label | Intervention brief description | N study arms included |
|---|---|---|
C | No intervention control—includes passive control (for example, sit still), no intervention and waitlist and treatment as usual | 162 |
MIND | Mindfulness-based approaches | 72 |
EX | Exercise-based intervention | 33 |
COMB | Multitheoretical psychological intervention (for example, combination of CBT, PPI and mindfulness). Clear psychological paradigms combined into one | 25 |
PPI | Single PPI (for example, three good things, character strengths or best possible self) | 20 |
COMPAS | Compassion-focused therapy | 17 |
ED | Educational programme or resources (for example, psychoeducation or health behaviour education) | 15 |
YOGA | Yoga | 14 |
MPPI | Multicomponent PPI | 8 |
ACT | Acceptance and commitment therapy | 5 |
NAT | Nature interventions | 4 |
EXPSY | Physical movement combined with a psychological intervention (excludes yoga) | 3 |
