Table 1.
Baseline characteristics of included trials
| Recruitment strategy Total no. articles (N = 97) |
|||
|---|---|---|---|
| Offline n = 66 |
Mixed n = 29 |
Online n = 2 |
|
| Data source | |||
| JAMA Psychiatry | 28 | 19 | 2 |
| Lancet Psychiatry | 30 | 9 | - |
| NIHR Journals Library | 8 | 1 | - |
| Trial design | |||
| Randomised controlled trial | 61 | 27 | 2 |
| Randomised feasibility/pilot study | 5 | 2 | - |
| Type of intervention | |||
| Psychological/behavioural | 38 | 21 | 2 |
| Drug | 22 | 5 | - |
| Mixed | 3 | 2 | - |
| Surgical/device | 3 | 1 | - |
| Setting | |||
| Hospital (government or private) | 38 | 16 | - |
| Primary and community care (including care homes) | 17 | 6 | - |
| Academic institution, e.g. university | 6 | 6 | 2 |
| Mixed | 5 | 1 | - |
| Country/region | |||
| Europe | 35 | 9 | 2 |
| North America | 18 | 17 | - |
| Australia | 3 | 1 | - |
| Africa | 3 | - | - |
| Asia | 3 | - | - |
| North America and Europe | 2 | 1 | - |
| Australia and Europe | 1 | - | - |
| North America, Europe and Asia | 1 | - | - |
| South America | - | 1 | - |
| Type of disorder | |||
| Mood disorder (depression, anxiety) | 25 | 10 | - |
| Psychotic disorders (schizophrenia, persecutory delusions) | 18 | 1 | - |
| Personality/Behavioural disorders | 8 | 1 | - |
| Trauma-related disorders (PTSD) | 5 | 4 | - |
| Neurodevelopmental disorders (Autism, tics, ADHD) | 2 | 4 | - |
| Othera | 3 | 1 | - |
| Bipolar disorders | 2 | 2 | - |
| Phobias | - | 2 | 1 |
| Sleep disorders | 1 | 1 | 1 |
| Dementias | 1 | 1 | - |
| Obsessive Compulsive Disorder (OCD) and related disorders | - | 2 | - |
| Eating disorders | 1 | - | - |
aArticles that included patients with a range of disorder types