Table 2.
Source/category | No (%) |
---|---|
Journal | |
BMJ | 39 (29) |
JAMA | 29 (22) |
New England Journal of Medicine | 23 (17) |
Lancet | 22 (17) |
Annals of Internal Medicine | 15 (11) |
PLOS Medicine | 5 (4) |
Categories of interventions evaluated | |
Education and training | 23 (17) |
Device | 23 (17) |
Surgery or perioperative intervention | 19 (14) |
Complex intervention | 17 (12) |
Diet | 16 (12) |
Exercise or physical therapy | 15 (11) |
Service delivery | 9 (7) |
Other (such as sand as playground surface) | 8 (6) |
Psychosocial intervention | 6 (4) |
Complementary and alternative therapy | 1 (0.7) |