Table 3.
Association between cutoff points of calcium and potassium, and the presence of diabetic retinopathy.
| Cutoff Points | Model 1 OR (95% CI) |
p Value |
Model 2 OR (95% CI) |
p Value |
Model 3 OR (95% CI) |
p Value |
|---|---|---|---|---|---|---|
| Retinopathy | ||||||
| Calcium 550.501 |
0.683 (0.540–0.864) | <0.001 | 0.677 (0.534–0.858) | <0.001 | 0.701 (0.546–0.900) | 0.005 |
| Potassium 2262.50 |
0.754 (0.601–0.946) | 0.015 | 0.724 (0.574–0.914) | 0.007 | 0.761 (0.596–0.972) | 0.029 |
Adjusted covariates: Model 1: unadjusted; Model 2: age, gender, race/ethnicity; Model 3: age, gender, race/ethnicity, serum glucose, ALT, hemoglobin, cigarette smoking status.