TABLE 4.
RDoC domain of task‐based fMRI trials registers in clinicaltrials.gov on or before 10/13/201
| RDoC domain | Number of tasks | Percent | |||||
|---|---|---|---|---|---|---|---|
| All trials (963) | Drug trials (431) | All trials | Drug trials | ||||
| Negative valence systems | 50 | 29 | 5.2 | 6.7 | |||
| Positive valence systems | 186 | 99 | 19.3 | 23.0 | |||
| Negative and/or positive valence systems | 38 | 21 | 3.9 | 4.9 | |||
| Cognitive Systems | Attention | 32 | 12 | 3.3 | 45.6 | 2.8 | 39.9 |
| Perception | 98 | 30 | 10.2 | 7.0 | |||
| Declarative memory | 61 | 26 | 6.3 | 6.0 | |||
| Language | 23 | 10 | 2.4 | 2.3 | |||
| Cognitive control | 143 | 52 | 14.8 | 12.1 | |||
| Working memory | 82 | 42 | 8.5 | 9.7 | |||
| Systems for social processes | 99 | 60 | 10.3 | 13.9 | |||
| Arousal/Regulatory Systems | 1 | 1 | 0.1 | 0.2 | |||
| Sensorimotor Systems | 52 | 7 | 5.4 | 1.6 | |||
| Not specified | 98 | 42 | 10.2 | 9.7 | |||