Table 3. Predictors of Glycemic Control at Index and Treatment Intensification within 90 days among Veterans with Diabetes.
| Odds Ratio (95% CI) | ||
|---|---|---|
|
| ||
| Variable | HbA1c Controlled at Index (HbA1c </= 9%) | Treatment Intensification* within 90 Days |
| Limited life expectancy | 0.84 (0.81-0.86) | 0.71 (0.67-0.76) |
| Male | 1.19 (1.15-1.23) | 1.39 (1.31-1.49) |
| Age (years) | ||
| < 65 | 1.00 (Reference) | 1.00 (Reference) |
| 65-74 | 1.40 (1.38-1.42) | 0.49 (0.48-0.50) |
| >/=75 | 1.25 (1.23-1.26) | 0.28 (0.27-0.29) |
| Race | ||
| Non-black | 1.00 (Reference) | 1.00 (Reference) |
| Black | 0.83 (0.82-0.84) | 1.25 (1.22-1.29) |
| Unknown | 0.84 (0.83-0.86) | 0.99 (0.96-1.03) |
| VA priority group | ||
| 7,8 (lowest priority) | 1.00 (Reference) | 1.00 (Reference) |
| 1,4 (high disability) | 1.10 (1.08-1.12) | 0.97 (0.94-1.01) |
| 2,3,6 (low/moderate disability) | 1.10 (1.08-1.12) | 1.05 (1.02-1.09) |
| 5 (low income) | 1.03 (1.01-1.04) | 1.33 (1.29-1.37) |
| DCG Relative Risk Score | 0.98 (0.98-0.98) | 0.95 (0.94-0.95) |
| VA primary care visits within 1 year prior to index | 1.13 (1.13-1.13) | 1.06 (1.06-1.07) |
| Insulin use | 0.85 (0.84-0.87) | 2.28 (2.22-2.33) |
HbA1c = hemoglobin A1c; DCG = Diagnostic Cost Group; VA = Veterans Administration
*
Treatment intensification included initiation of a diabetes medication, adding medication to the patient's regimen, or increasing the dosage of an existing medication.