Table 1 Respondent and trial characteristics
From: Predictors of clinical trial data sharing: exploratory analysis of a cross-sectional survey
| Â | Respondents (%) |
|---|---|
Age | Â |
     ≤49 years | 126 (40) |
     50 to 64 years | 159 (50) |
     ≥ 65 years | 31 (10) |
Sex | Â |
     Male | 243 (77) |
     Female | 73 (23) |
Trialist academic productivity (research articles published in past three years) | Â |
     1 to 10 articles | 71 (22) |
     11 to 25 articles | 117 (37) |
     >25 articles | 129 (41) |
Trialist geographic location | Â |
     United States or Canada | 167 (53) |
     Western Europe | 113 (36) |
     Other | 37 (11) |
Trial funding source | Â |
     Government | 120 (38) |
     Industry or mixed funding | 152 (48) |
     Other | 45 (14) |
Trial size | Â |
     ≤239 subjects | 80 (25) |
     240 to 2,016 subjects | 158 (50) |
     ≥2,017 subjects | 79 (25) |
Journal in which trial was published | Â |
     NEJM | 113 (36) |
     Lancet | 70 (22) |
     JAMA | 43 (14) |
     Annals of Internal Medicine | 24 (8) |
     The BMJ | 53 (16) |
     PLoS Medicine | 14 (4) |