Geographical distribution of DD2 participants by recruitment setting and year of enrolment
| Region | Hospital outpatient clinics, N | General practitioners’ offices, N | |||||||||||||
| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | Total | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | Total | |
| Capital | 0 | 23 | 246 | 197 | 199 | 85 | 5 | 755 | 7 | 144 | 259 | 134 | 39 | 5 | 588 |
| Central Denmark | 18 | 211 | 356 | 299 | 222 | 195 | 7 | 1308 | 0 | 38 | 192 | 84 | 72 | 5 | 391 |
| North Denmark | 0 | 2 | 52 | 16 | 73 | 19 | 5 | 167 | 0 | 31 | 276 | 161 | 30 | 0 | 498 |
| Zealand | 0 | 0 | 0 | 6 | 20 | 4 | 0 | 30 | 3 | 1 | 432 | 239 | 71 | 11 | 757 |
| Southern Denmark | 0 | 334 | 303 | 168 | 160 | 93 | 5 | 1063 | 184 | 324 | 237 | 147 | 471 | 50 | 1413 |
| Unspecified | – | – | – | – | – | – | – | – | – | 2 | 29 | 7 | 1 | 2 | 41 |
| Total Denmark | 18 | 570 | 957 | 686 | 674 | 396 | 22 | 3323 | 194 | 540 | 1425 | 772 | 684 | 73 | 3688 |
DD2, Danish Centre for Strategic Research in Type 2 Diabetes.