Patterns and Predictors of Long-Term Glycemic Control in Patients with Type 2 Diabetes

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/m^2)	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.