Table 1 Descriptive features of trials and disciplines represented amongst trial investigators
| Trial feature | Valid N |
Yes n (%) |
No n (%) |
Not known n (%) |
|---|---|---|---|---|
| Trial had pilot study | 114 | 60 (53) | 41 (36) | 13 (11) |
| •Was pilot funded? | 60 | 35 (58) | 4 (7) | 21 (35) |
| •Was there a change in recruitment strategy because of pilot study? | 60 | 32 (53) | 5 (8) | 23 (39) |
| Trial co-ordinated from trials unit | 114 | 89 (78) | 25 (22) | |
| Trial had dedicated trial manager | 114 | 86 (75) | 14 (12) | 14 (12) |
| Trial had paid local staff available | 114 | 61 (54) | 31 (27) | 22 (19) |
| Disciplines | 113* | |||
| Multidisciplinary | 104 (92) | 9 (8) | ||
| Consumer | - | 113 (100) | ||
| Economics | 66 (58) | 47 (42) | ||
| HSR | 35 (31) | 78 (69) | ||
| Medical/Dentist | 109 (96) | 4 (3) | ||
| Nursing | 22 (19) | 91 (80) | ||
| Statistics | 83 (73) | 30 (26) | ||
| Other | 17 (15) | 96 (85) |