Table 4 First change in treatment over the study follow-up since initiation of OAD*
<1 year | 1–2 years | 2–3 years | 3–4 years | Over 4 years | |
|---|---|---|---|---|---|
No change | 74.1% | 52.8% | 41.0% | 33.7% | 25.6% |
Discontinuation index OAD | 16.2% | 26.9% | 31.3% | 33.0% | 34.0% |
OAD augmentation | 5.5% | 13.4% | 19.5% | 24.6% | 28.0% |
Switch to other OAD | 3.2% | 5.5% | 6.9% | 7.3% | 10.8% |
Insulin starters: | 1.0% | 1.4% | 1.3% | 1.4% | 1.6% |
Switch to insulin | 0.5% | 0.8% | 0.7% | 0.6% | 0.7% |
OAD augmentation w/ insulin | 0.4% | 0.6% | 0.6% | 0.7% | 0.8% |
Augmented w/ insulin and OAD | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
Switch to OAD and insulin | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |