Table 2.
 Characteristics of trial investigators and trials included in the study
| Trialists from Cochrane review cohort | Trialists from PubMed cohort (n=21) | |||
|---|---|---|---|---|
| Suspected of outcome reporting bias (n=17) | Not suspected of outcome reporting bias (n=21) | |||
| Previous research experience | ||||
| Extensive | 10 (59%) | 7 (33%) | 15 (71%) | |
| Coauthor had experience | 7 (41%) | 10 (48%) | 4 (19%) | |
| No experience in research team | 0 | 4 (19%) | 2 (9%) | |
| Sample size | ||||
| <100 | 6 (35%) | 11 (52%) | 11 (52%) | |
| 100-999 | 8 (47%) | 9 (43%) | 9 (43%) | |
| >1000 | 3 (18%) | 1 (5%) | 1 (5%) | |
| Funding | ||||
| Non-commercial | 10 (59%) | 15 (71%) | 11 (52%) | |
| Industry | 7 (41%) | 5 (24%) | 10 (48%) | |
| Unfunded | 0 | 1 (5%) | 0 | |
| Statistician involved | ||||
| Throughout trial | 9 (53%) | 8 (38%) | 13 (62%) | |
| Consulted | 1 (6%) | 5 (24%) | 6 (29%) | |
| No statistician involved | 7 (41%) | 8 (38%) | 2 (10%) | |