Table 2.
Literature search
| Search parameter | Articles excluded | Articles included |
|---|---|---|
| Total articles identified through database search | 263 | |
| Duplicates | 57 | 57 |
| Articles excluding duplicates | 206 | |
| Abstracts excluded | 154 | |
| Reasons for exclusion | ||
| Type of study (not RCT) | 34 | |
| Type of participants | 24 | |
| Elderly | 9 | |
| Children | 15 | |
| Mental illness not applicable | 22 | |
| Type of intervention not NET | 17 | |
| No outcome measures given | 50 | |
| Original trials included in review | 7 | |
| Total articles in review | 52 |
Abbreviations: NET, norepinephrine transporter; RCT, randomized controlled trial.