![](https://www.endotext.org/wp-content/uploads/2016/07/fig3.png)
Figure 3. Relationship between baseline HbA1c and the observed reduction in HbA1c from baseline achieved following treatment with oral anti-hyperglycemic medication. Irrespective of drug class, the baseline glycemic control significantly influences the overall magnitude of efficacy. Data from Bloomgarden et al, Table 1 (14).