Table 2 The demographic characteristics of the main Delphi study: n = 93
Demographic variables | Levels | Statistics: n (%) |
|---|---|---|
Primary discipline/job title | Statistician | 53 (56.99 %) |
Epidemiologist | 2 (2.15 %) | |
Health service researcher | 13 (13.98 %) | |
Clinician scientist | 4 (4.30 %) | |
Clinical trial methodologist | 5 (5.38 %) | |
Others | 16 (17.20 %) | |
Country/region of residence | UK | 38 (40.86 %) |
Europe | 31 (33.33 %) | |
North America | 23 (24.73 %) | |
Othersa | 1 (1.08 %) | |
Key role in clinical trialsb | Statistician | 56 (60.22 %) |
Methodologist | 12 (12.90 %) | |
Principal/chief investigator | 27 (29.03 %) | |
Co-investigator | 12 (12.90 %) | |
Trial manager | 7 (7.53 %) | |
Research assistant | 14 (15.05 %) | |
Experience in trials (years) | 0–5 | 16 (17.20 %) |
6–10 | 25 (26.88 %) | |
11–15 | 13 (13.98 %) | |
16–20 | 18 (19.35 %) | |
>20 | 21 (22.58 %) | |
Ever been involved in write-up of study in preparation for an RCT | Yes | 61 (65.59 %) |
No | 32 (34.41 %) |