Table 3.
Factors associated with change in HbA1c by univariate and multivariate analyses
| Predictor | HbA1c (%) change estimate | P value (univariate) | HbA1c (%) change estimate | P value (multivariate) |
|---|---|---|---|---|
| HbA1c (%) at screening | −0.4981 | <0.001 | −0.5003 | <0.001 |
| Age | 0.0108 | <0.001 | −0.0052 | <0.001 |
| Race | ||||
| American Indian/Alaska Native | −0.854 | <0.001 | −0.4019 | <0.001 |
| Asian | 0.0352 | 0.566 | −0.0583 | 0.230 |
| Hawaiian/Pacific Islander | −0.0241 | 0.859 | 0.0641 | 0.533 |
| Black or African American | −0.1324 | <0.001 | −0.0915 | <0.001 |
| Other/multiple | −0.2919 | <0.001 | −0.0915 | 0.012 |
| Unknown/not reported | −0.2769 | 0.004 | −0.1966 | 0.010 |
| Male | −0.0052 | 0.824 | 0.0289 | 0.184 |
| Weight at screening | 0.0026 | <0.001 | 0.0022 | <0.001 |
| Hispanic | −0.2811 | <0.001 | −0.0816 | 0.001 |
| Creatinine | 0.2728 | <0.001 | −0.3141 | <0.001 |
| Diabetes duration | 0.0405 | <0.001 | 0.0444 | <0.001 |
The coefficient estimates and P values are from least squares regression models. HbA1c values in percentage units can be converted to millimoles per mole using the NGSP HbA1c converter at https://www.ngsp.org/convert1.asp.