Cumulative incidence of onset and progression of microvascular complications
| Group A (N=3395) | Group B (N=1755) | P value | ||
| n (%) | n (%) | Group A vs B | ||
| Diabetic retinopathy | Onset/progression | 62 (2.3) | 27 (2.0) | 0.455 |
| Onset | 43 (2.0) | 21 (1.9) | 0.687 | |
| Progression | 19 (3.6) | 6 (3.1) | 0.661 | |
| Diabetic nephropathy | Onset/progression | 76 (3.0) | 51 (6.0) | 0.147 |
| Onset | 49 (2.6) | 37 (6.2) | 0.117 | |
| Progression | 27 (4.2) | 14 (4.9) | 0.683 | |
| Diabetic neuropathy | Onset/progression | 30 (1.1) | 13 (1.4) | 0.588 |
| Onset | 21 (1.0) | 12 (1.7) | 0.825 | |
| Progression | 9 (1.8) | 1 (0.4) | 0.142 |
Cumulative incidence (%) of microvascular complications was calculated per observation period by the Kaplan-Meier method (see online supplemental figure 2). P values were by log-rank test.