Table 1 Characteristics of type 2 diabetes patients
1998 N = 946 | 1999 N = 1075 | 2000 N = 1248 | 2001 N = 1374 | 2002 N = 1295 | 2003 N = 1485 | |
|---|---|---|---|---|---|---|
Patient characteristics | ||||||
Age (years) | 68 ± 11 | 68 ± 11 | 67 ± 11 | 67 ± 11 | 67 ± 11 | 67 ± 11 |
Female sex (%) | 57% | 58% | 57% | 57% | 57% | 55% |
Duration of diabetes (years) | 5 (2–10) | 5 (2–10) | 5 (2–10) | 4 (2–9) | 4 (2–9) | 5 (2–9) |
History of MI/AP | 25% | 22% | 21% | 19% | 18% | 18% |
Body mass index (kg/m2) | 29.0 ± 4.7 | 29.0 ± 4.7 | 29.4 ± 4.8 | 29.5 ± 4.8 | 29.5 ± 4.7 | 29.5 ± 4.8 |
HbA1c (% units) | 7.5 ± 1.2 | 7.4 ± 1.2 | 7.3 ± 1.3 | 7.0 ± 1.2 | 7.0 ± 1.2 | 7.0 ± 1.2 |
TC/HDL ratio | 5.3 ± 1.6 | 4.8 ± 1.3 | 4.5 ± 1.2 | 4.4 ± 1.2 | 4.1 ± 1.1 | 3.9 ± 1.1 |
Systolic blood pressure (mmHg) | 155 ± 25 | 150 ± 23 | 150 ± 23 | 146 ± 20 | 145 ± 21 | 148 ± 21 |
Diastolic blood pressure (mmHg) | 84 ± 11 | 82 ± 11 | 81 ± 11 | 80 ± 10 | 80 ± 10 | 84 ± 11 |
Number of glucose-lowering drugs | ||||||
None | 20% | 17% | 18% | 20% | 23% | 20% |
1 oral | 43% | 43% | 41% | 39% | 36% | 39% |
≥ 2 oral | 22% | 25% | 26% | 26% | 28% | 26% |
Insulin (with or without oral drugs) | 15% | 15% | 15% | 15% | 13% | 14% |
Use of cardiovascular drugs | ||||||
Lipid-lowering drugs | 12% | 15% | 22% | 27% | 30% | 34% |
Antihypertensive drugs | 48% | 51% | 57% | 63% | 66% | 69% |
ACE-inhibitors or ARBs | 24% | 26% | 30% | 36% | 42% | 45% |
Antiplatelet drugs | 22% | 22% | 23% | 25% | 25% | 26% |