| Characteristic | n | Means ± SD or % |
| Age (years) | 38 | 61.0 ± 12.6 |
| Sex (male/female) | 21/17 |
|
| Body?mass index (kg/m2) | 38 | 27.3 ± 7.0 |
| Type of diabetes (type 1/type 2) | 2/36 |
|
| Duration of diabetes (years) | 38 | 7.9 ± 7.3 |
| First educational program | 21 | 55.3% |
| Diabetic polyneuropathy | 16 | 42.1% |
| Diabetic retinopathy | 7 | 18.4% |
| Diabetic nephropathy | 6 | 15.8% |
| History of cerebrovascular disease | 4 | 10.5% |
| History of coronary artery disease | 5 | 13.2% |
| Injecting insulin | 15 | 39.5% |
| Living with family | 32 | 84.2% |
| Working full time or part time | 17 | 44.7% |
| HbA1c at admission (%) | 38 | 9.8 ± 2.1 |
| HbA1c at 12 weeks after discharge (%) | 38 | 7.2 ± 1.1 |