| No of DCRs operating (September 2016) | No of DCRs participating in the study | Participation rate | |
|---|---|---|---|
| Netherlands | 20 | 8 | 40% |
| Switzerland | 18 | 7 | 39% |
| Germany | 26 | 17 | 65% |
| Spain | 15 | 9 | 60% |
| Remaining Countries | 12 | 7 | 64% |
| Australia | 1 | 1 | 100% |
| Canada* | 1 | 1 | 100% |
| France | 2 | 2 | 100% |
| Denmark | 6 | 2 | 33% |
| Norway | 1 | 1 | 100% |
| Luxembourg | 1 | 1 | 100% |
| Total | 91 | 49 | 54% |