Table 3.
Demographics of the study cohort during follow-up; data are presented as median [interquartile range] or as %; T1D: type 1 diabetes; T2D: type 2 diabetes
| Total | ≤ 20 years | > 20 years | |
|---|---|---|---|
| Number of cases | 473,278 | 76,764 | 396,514 |
| Age (years) | 64.9 [45.5 to 75.9] | 15.4 [12.0 to 17.4] | 68.8 [57.3 to 77.5] |
| Age at diabetes onset (years) | 52.1 [31.1 to 64.5] | 8.8 [5.2 to 12.1] | 56.2 [44.6 to 66.6] |
| Male sex (%) | 52.5 | 52.6 | 52.5 |
| BMI (kg/m2) | 27.8 [23.9 to 32.6] | 21.3 [18.4 to 24.2] | 29.1 [25.5 to 33.6] |
| BMI-SDS | 1.4 [0.6 to 2.0] | 0.3 [− 0.3 to 1.0] | 1.5 [0.9 to 2.1] |
| HbA1c (%) | 7.3 [6.4 to 8.5] | 7.8 [7.0 to 8.9] | 7.2 [6.3 to 8.4] |
| HbA1c (mmol/mol) | 56.3 [46.6 to 69.7] | 61.9 [52.9 to 74.1] | 54.9 [45.5 to 68.5] |
| Blood glucose (mmol/l) | 10.5 [7.9 to 14.2] | 13.6 [9.7 to 18.2] | 10.0 [7.7 to 13.5] |
| Insulin dose (IU/kg/day) | 0.6 [0.4 to 0.9] | 0.8 [0.7 to 1.0] | 0.5 [0.3 to 0.8] |
| Migration background (%) | 4.3 | 18.3 | 1.6 |
| T1D (%) | 26.5 | 97.9 | 12.7 |
| T2D (%) | 73.5 | 2.1 | 87.3 |
| HHS during follow-up (%) | 0.3 | 0.6 | 0.3 |
| DKA during follow-up (%) | 1.8 | 7.6 | 0.6 |
| Pump therapy (%) | 13.2 | 38.1 | 4.8 |
| Insulin only (%) | 43.9 | 94.0 | 34.2 |
| OAD/GLPA only (%) | 19.3 | 0.9 | 22.8 |
| Insulin and OAD/GLPA (%) | 17.2 | 1.1 | 20.3 |
| Lifestyle only (%) | 19.6 | 4.0 | 22.7 |