| Characteristics | N | % |
| Type of diabetes | ||
| Type 1 | 3302 | 0.58 |
| Type 2 | 564,140 | 99.42 |
| Duration of diabetes (year) | ||
| Mean(SD) | 7.14 (4.90) | |
| <5 | 200,666 | 35.36 |
| 5 - 10 | 237,419 | 41.84 |
| >10 | 129,357 | 22.80 |
| Ischemic heart disease | ||
| Yes | 22,285 | 3.93 |
| No | 496,941 | 87.58 |
| Not known | 48,216 | 8.50 |
| Cerebrovascular disease | ||
| Yes | 6332 | 1.12 |
| No | 516,033 | 90.94 |
| Not known | 45,077 | 7.94 |
| Hypertension | ||
| Yes | 365,765 | 64.46 |
| No | 177,308 | 31.25 |
| Not known | 24,369 | 4.29 |
| Dyslipidaemia | ||
| Yes | 312,260 | 55.03 |
| No | 224,729 | 39.60 |
| Not known | 30,453 | 5.37 |
| Complication |
|
|
| Retinopathy | 36,437 | 6.42 |
| Nephropathy | 39,544 | 7.00 |
| Diabetic foot ulcer | 6613 | 1.17 |
| Amputation | 3532 | 0.62 |
| All the above | 222 | 0.04 |