Association between Normal Thyroid Hormones and Diabetic Retinopathy in Patients with Type 2 Diabetes
Table 3
Logistic regression analysis of thyroid hormone levels with DR.
Characteristics
Groups
Number
Model 1 OR (95% CI)
Model 2 OR (95% CI)
TSH
<2.5
413
Reference
Reference
≥2.50
220
1.284 (0.919–1.794)
0.143
0.917 (0.605–1.390)
0.682
FT3
Q1 (<4.35)
154
Reference
Reference
Q2 (4.35–4.70)
159
0.563 (0.358–0.885)
0.013
0.587 (0.340–1.012)
0.055
Q3 (4.70–5.08)
160
0.378 (0.235–0.608)
<0.001
0.458 (0.258–0.813)
0.008
Q4 (≥5.08)
160
0.238 (0.144–0.392)
<0.001
0.368 (0.201–0.673)
0.001
FT4
Q1 (<14.98)
157
Reference
Reference
Q2 (14.98–16.23)
159
0.714 (0.455–1.120)
0.143
0.712 (0.411–1.235)
0.227
Q3 (16.23–17.79)
159
0.657 (0.418–1.035)
0.070
0.738 (0.419–1.300)
0.293
Q4 (≥17.79)
158
0.761 (0.485–1.193)
0.234
1.166 (0.666–2.041)
0.591
TPO-Ab
<78
593
Reference
Reference
≥78
40
0.961 (0.496–1.861)
0.905
0.979 (0.452–2.121)
0.958
Model 1: crude model. Model 2: adjusted for age, duration of T2DM, gender, smoking, BMI, insulin medication, metformin medication, hypertension, HbA1c, TG, and TC.
