Table 4.
Findings of logistic regression analysis to determine predictors of poor glycemic control in 4,852 patients with type 2 diabetes mellitus.
| Characteristics | OR (95% CI) |
|---|---|
| Age (yr) | 0.99 (0.98, 0.99)* |
| BMI (kg/m2) | 1.02 (0.99, 1.04) |
| Systolic BP (mmHg) | 1.00 (0.99, 1.04) |
| Fasting plasma glucose (mg/dL) | 1.002 (1.001, 1.004)*** |
| GHb (%) | 1.35 (1.30, 1.41)*** |
| Duration of diabetes (yr) | 1.01 (0.99, 1.03) |
| follow-up (yr) | 1.10 (1.07, 1.13)*** |
| Number of follow-up visit | 0.97 (0.96, 0.97)** |
| Creatinine (μM/L) | 0.96(0.83, 1.12) |
| Triglyceride (mg/dL) | 1.00 (1.00, 1.001) |
| Cholesterol (mg/dL) | 1.00 (0.99, 1.002) |
| Gender | |
| Men | 1.00 |
| Women | 1.02 (0.85, 1.24) |
| Therapeutic regimen | |
| Diet | 1.00 |
| Oral agent | 0.57 (0.37, 0.88)* |
| Insulin | 0.48 (0.29, 0.79)** |
| Education | |
| Less than high school | 1.00 |
| High school | 1.12 (0.91, 1.37) |
| College graduate | 0.48 (0.33, 0.70)*** |
Poor glycemic control is defined as a GHb level of >9.5% based on Health Care Effectiveness Data and Information Set (HEDIS) [8]. CI: confidence interval; OR: odds ratio. *P < 0.05, **P < 0.01, ***P < 0.001.