Table 2

Cohort demographics for people included in SCI-diabetes any time between 2006 and 2020 by diabetes type

Type 1Type 2OtherTotal diabetes population
Total included41 814 (8.8)416 291 (88.1)14 543 (3.1)472 648
Sex (female)18 608 (44.5)185 265 (44.5)6346 (43.6)210 219 (44.5)
Age (years)47.1 (30.3, 61.5)71.3 (61.2, 79.9)64.0 (52.2, 74.7)69.8 (58.7, 79.0)
Age at diabetes diagnosis (years)22.0 (11.5, 36.7)60.0 (50.6, 69.0)56.9 (44.1, 67.9)58.4 (47.6, 68.1)
Diabetes duration (years)18.5 (8.4, 30.0)9.2 (4.6, 15.0)5.3 (1.9, 10.8)9.6 (4.6, 15.8)
Follow-up (years since 2006)13.5 (6.5, 14.8)8.1 (4.2, 12.8)5.4 (2.3, 10.3)8.3 (4.2, 13.3)
Ethnicity
 White33 704 (80.6)301 587 (72.4)10 172 (69.9)345 463 (73.1)
 South Asian426 (1.0)10 047 (2.4)262 (1.8)10 735 (2.3)
 Black203 (0.5)1572 (0.4)60 (0.4)1835 (0.4)
 Chinese70 (0.2)1313 (0.3)40 (0.3)1423 (0.3)
 Other1267 (3.0)14 222 (3.4)425 (2.9)15 914 (3.4)
 Unknown6144 (14.7)87 550 (21.0)3584 (24.6)97 278 (20.6)
Health Board
 Greater Glasgow & Clyde8394 (20.1)89 664 (21.5)3413 (23.5)101 471 (21.5)
 Lothian6627 (15.9)56 658 (13.6)2456 (16.9)65 741 (13.9)
 Lanarkshire5412 (12.9)53 801 (12.9)1873 (12.9)61 086 (12.9)
 Grampian4415 (10.6)40 928 (9.8)1120 (7.7)46 463 (9.8)
 Tayside2944 (7.0)33 511 (8.1)1108 (7.6)37 563 (7.9)
 Ayrshire & Arran3051 (7.3)33 662 (8.1)801 (5.5)37 514 (7.9)
 Fife3029 (7.2)30 562 (7.3)843 (5.8)34 434 (7.3)
 Highland2644 (6.3)24 877 (6.0)1229 (8.5)28 750 (6.1)
 Forth Valley2392 (5.7)23 824 (5.7)625 (4.3)26 841 (5.7)
 Dumfries & Galloway1320 (3.2)13 734 (3.3)446 (3.1)15 500 (3.3)
 Borders943 (2.3)9722 (2.3)443 (3.0)11 108 (2.4)
 Western Isles285 (0.7)2054 (0.5)57 (0.4)2396 (0.5)
 Orkney168 (0.4)1723 (0.4)55 (0.4)1946 (0.4)
 Shetland186 (0.4)1540 (0.4)58 (0.4)1784 (0.4)
Deprivation index
 Quintile 1 (most deprived)8524 (20.4)99 606 (23.9)3598 (24.7)111 728 (23.6)
 Quintile 28392 (20.1)95 063 (22.8)3215 (22.1)106 670 (22.6)
 Quintile 37798 (18.6)83 471 (20.1)2959 (20.3)94 228 (19.9)
 Quintile 47301 (17.5)71 981 (17.3)2486 (17.1)81 768 (17.3)
 Quintile 5 (least deprived)6693 (16.0)56 744 (13.6)1970 (13.5)65 407 (13.8)
 Unknown3106 (7.4)9426 (2.3)315 (2.2)12 847 (2.7)
  • Categorical values are shown in N (%) and continuous values are median IQR across the cohort in the full period. Number of measures are median IQR across the cohort by year. The follow-up period from 2006 to 2020 includes 14% incident cases of diabetes and 13% who died.

  • SCI-diabetes, Scottish Care Information-diabetes.