Table 2. Multivariate Logistic Regression Analyses of Diabetic Retinopathy .
| Wald Statistics | OR (95% CI) | P Value | ||
| Model 1: based-on SCH | ||||
|---|---|---|---|---|
| Diabetes duration | 0.140 | 0.987 (0.922 to 1.06) | 0.709 | |
| Use of statin | 4.45 | 1.56 (1.03 to 2.35) | 0.035 | |
| History of drug use for DM | ||||
| Only use of insulin vs only OHA | 0.234 | 1.11 (0.736 to 1.66) | 0.629 | |
| Only use of OHA vs both* | 4.35 | 1.54 (1.03 to 2.30) | 0.037 | |
| HbA1c | 0.178 | 1.05 (0.832 to 1.33) | 0.673 | |
| LDL cholesterol | 2.26 | 0.977 (0.993 to 1.0) | 0.133 | |
| ALT | 0.698 | 1.01 (0.991 to 1.02) | 0.404 | |
| SCH | 5.44 | 2.17 (1.13 to 4.14) | 0.020 | |
| Model 2: based-on TSH | ||||
| Diabetes duration | 0.038 | 0.994 (0.933 to 1.06) | 0.846 | |
| Use of statin | 4.44 | 1.56 (1.03 to 2.35) | 0.035 | |
| History of drug use for DM | ||||
| Only use of insulin vs only OHA | 0.394 | 1.14 (0.761 to 1.70) | 0.530 | |
| Only use of OHA vs both* | 4.79 | 1.57 (1.05 to 2.34) | 0.029 | |
| HbA1c | 0.391 | 1.07 (0.860 to 1.34) | 0.532 | |
| LDL cholesterol | 2.59 | 0.997 (0.993 to 1.0) | 0.108 | |
| ALT | 0.703 | 1.01 (0.991 to 1.02) | 0.402 | |
| TSH | 7.23 | 1.12 (1.03 to 1.21) | 0.007 | |
*. History of both insulin and OHA use. OHA: Oral Hypoglycemic Agents.