Table 8.
Multivariable linear regression model for flavoprotein fluorescence intensity in patients with diabetes.
| Factor | Estimate | 95% CI | p value | |
|---|---|---|---|---|
| Intercept | 3.84 | −18.70 | 26.39 | 0.736 |
| Age (years) | 1.25 | 1.01 | 1.49 | <0.001 |
| Gender: female (vs male) | 4.10 | −1.04 | 9.24 | 0.118 |
| Race | ||||
| Black (vs White) | −11.01 | −16.01 | −6.00 | <0.001 |
| Other (vs White) | −10.99 | −22.00 | 0.02 | 0.050 |
| Smoking Status | ||||
| Current (vs never) | 3.19 | −6.50 | 12.88 | 0.519 |
| Former (vs never) | −2.60 | −7.96 | 2.75 | 0.341 |
| Hemoglobin A1c (%) | −0.26 | −2.20 | 1.69 | 0.785 |
| Insulin use | 0.70 | −4.70 | 6.10 | 0.800 |
| Diabetic retinopathy stage | ||||
| Mild–moderate nonproliferative | 4.23 | −1.74 | 10.19 | 0.165 |
| Proliferative | 9.66 | 3.07 | 16.24 | 0.004 |
| Clinically significant diabetic macular edema | 0.14 | −9.91 | 10.19 | 0.978 |
Estimates denote the predicted change in flavoprotein fluorescence intensity for a 1 unit increase of a numeric factor, or for that factor level relative to reference level of a categorical factor, with other factors held constant.
CI confidence interval.
Statistically significant values are bolded and italicized.