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Trends in pediatric clinical trials between 2007 and 2016 (n = 292)
| Study types | 2007–2011 n (%) |
2012–2016 n (%) |
Total n (%) |
|---|---|---|---|
| Efficacy | 74 (50) | 77 (53) | 151 (52) |
| Double-blind | 18 | 45 | 63 |
| Open label | 19 | 32 | 51 |
| Single-blind | 37 | 0 | 37 |
| PK | 66 (45) | 51 (35) | 117 (40) |
| Double-blind | 3 | 2 | 5 |
| Open label | 61 | 49 | 110 |
| Single-blind | 2 | 0 | 2 |
| Safety | 7 (5) | 17 (12) | 24 (8) |
| Double-blind | 1 | 1 | 2 |
| Open label | 4 | 16 | 20 |
| Single-blind | 2 | 0 | 2 |
| Total | 147 | 145 | 292 |
