Table 1.
Clinical profiles, care processes and self-monitoring in participants with type 2 diabetes at enrolment between 2005 and 2017
| Characteristic | Wave 1 (2005) N = 9918 |
Wave 2 (2006) N = 17,232 |
Wave 3 (2008) N = 12,210 |
Wave 4 (2010) N = 5343 |
Wave 5 (2011–12) N = 9603 |
Wave 6 (2013–14) N = 5479 |
Wave 7 (2016–17) N = 6303 |
|---|---|---|---|---|---|---|---|
| Age, years (SD) | 58.1 (11.5) | 58.2 (11.8) | 57.7 (11.8) | 58.4 (11.9) | 57.6 (11.2) | 57.3 (10.7) | 57.2 (11.1) |
| Female sex, n (%) | 5130 (51.9) | 8736 (52.2) | 6458 (54.1) | 2882 (54.3) | 5117 (53.3) | 3048 (55.6) | 3291 (52.2) |
| Weight, kg (SD) | 71.6 (14.9) | 75.4 (16.0) | 76.7 (16.2) | 78.9 (16.5) | 80.6 (16.2) | 82.6 (16.7) | 82.0 (16.7) |
| Disease duration, years | 8.3 (7.1) | 8.6 (7.8) | 8.8 (7.7) | 9.1 (8.1) | 8.7 (7.3) | 9.3 (7.1) | 9.8 (7.4) |
| BMI, kg/m2 (SD) | 27.1 (4.8) | 28.5 (5.3) | 29.0 (5.5) | 29.8 (5.5) | 29.6 (5.5) | 30.2 (5.7) | 29.8 (5.5) |
| Hypertension, n (%) | 6029 (60.9) | 10,681 (62.5) | 7422 (61.0) | 3254 (61.1) | 6315 (66.0) | 3623 (66.4) | 4166 (66.2) |
| Dyslipidaemia, n (%) | 4844 (49.3) | 9609 (60.2) | 7267 (62.5) | 3485 (67.2) | 5855 (63.4) | 3449 (64.8) | 3970 (68.9) |
| Last HbA1c measurement, mmol/mol (SD) | 61.5 (85.0) | 63.2 (86.7) | 62.3 (85.8) | 62.6 (86.1) | 64.4 (87.9) | 64.1 (87.7) | 64.6 (88.1) |
| Last HbA1c measurement, % (SD) | 7.8 (1.8) | 7.9 (1.9) | 7.9 (2.0) | 7.9 (1.9) | 8.0 (1.9) | 8.0 (1.8) | 8.1 (1.9) |
| HbA1c testing, n (%) | 6116 (61.8) | 12,492 (76.5) | 9217 (80.4) | 4401 (85.5) | 8399 (90.0) | 4952 (92.1) | 5719 (92.9) |
| Frequency of testing of HbA1c during past year | 1.6 (1.2) | 2.2 (1.4) | 2.3 (1.4) | 2.2 (1.5) | 2.2 (1.8) | 2.2 (2.0) | 2.2 (1.7) |
Mean values are presented unless otherwise stated
Percentages were calculated for patients with available data; these varied by each category/wave
Hypertension and dyslipidaemia were defined (yes/no) according to the attending physician