Table 2.
Results of the univariate and multivariate linear regression analysis with HbA1c as the dependent variable.
| Variable | Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|---|
| Estimate | 95% CI | p value | Estimate | p value | |
| %BI (%) | 0.03 | (0.01, 0.04) | <0.001 | 0.02 | 0.002 |
| Gender (F) | 0.14 | (−0.14, 0.43) | 0.327 | — | — |
| Age at examination (years) | −0.03 | (−0.04, −0.01) | 0.001 | −0.03 | 0.005 |
| T1DM duration (years) | 0.01 | (−0.01, 0.03) | 0.294 | — | — |
| Duration of CSII (years) | 0.05 | (0.01, 0.09) | 0.016 | 0.04 | 0.042 |
| BMI (kg/m2) | 0.03 | (−0.02, 0.07) | 0.24 | — | — |
| Average number of blood glucose measurements per day (n) | −0.10 | (−0.15, −0.05) | <0.001 | −0.06 | 0.007 |
BMI, body mass index; CI, confidence interval; CSII, continuous glucose insulin infusion; %BI, percentage of basal insulin.