Standardised prevalence per 100 000 population for Lothian on 31 August between 2008 and 2018
| Year | Population | Prevalent IBD cases per 100 000 population | |||
| UC | CD | IBDU | All | ||
| 2008 | 808 940 | 315 | 216 | 36 | 567 |
| 2009 | 816 510 | 334 | 224 | 38 | 596 |
| 2010 | 825 520 | 349 | 232 | 41 | 621 |
| 2011 | 836 610 | 359 | 242 | 43 | 644 |
| 2012 | 843 740 | 375 | 249 | 47 | 671 |
| 2013 | 849 720 | 386 | 258 | 51 | 694 |
| 2014 | 858 120 | 398 | 265 | 56 | 719 |
| 2015 | 867 800 | 411 | 270 | 59 | 739 |
| 2016 | 880 000 | 418 | 274 | 62 | 753 |
| 2017 | 889 450 | 427 | 278 | 66 | 772 |
| 2018 | 897 210 | 432 | 284 | 68 | 784 |
CD, Crohn’s disease; IBDU, IBD unclassified.