Table 2 Publication rates according to the country
Country | RCT (N) | No. of abstracts expanded into full-text publication | Observational studies (N) | No. of abstracts expanded into full-text publication | Odds ratio | p |
|---|---|---|---|---|---|---|
Australia | 4 | 2 (50%) | 25 | 15 (60%) | 1.94 (0.8-4.69) | 0.139 |
New Zealand | 0 | 0 (0%) | 7 | 0 (0%) | - | 0.011 |
USA | 1 | 1 (100%) | 13 | 9 (69%) | 2.83 (0.83-9.7) | 0.086 |
Canada | 1 | 1 (100%) | 10 | 7 (70%) | 2.88 (0.71-11.6) | 0.124 |
Germany | 0 | 0 (0%) | 12 | 4 (33%) | 0.54 (0.16-1.90) | 0.332 |
Norway | 3 | 3 (100%) | 11 | 4 (36%) | 0.63 (0.18-2.26) | 0.475 |
Switzerland | 0 | 0 (0%) | 7 | 3 (43%) | 0.85 (0.18-4) | 0.836 |
Sweden | 1 | 1 (100%) | 6 | 4 (67%) | 2.37 (0.42-13.42) | 0.315 |
Spain | 0 | 0 (0%) | 5 | 0 (0%) | - | 0.033 |
Japan | 0 | 0 (0%) | 5 | 2 (40%) | 0.75 (0.12-4.66) | 0.761 |
Denmark | 2 | 1 (50%) | 5 | 4 (80%) | 4.81 (0.52-44.3) | 0.128 |
Other | 2 | 1 (50%) | 34 | 14 (44%) | 0.83 (0.38-1.77) | 0.626 |
Total | 14 | 10 | 140 | 66 |