Table 4 Correlation of the macular thickness measurements with hemoglobin, and serum ferritin levels, age, and type of iron chelation therapy of the patients with TDT patients
From: Optical coherence tomography findings in patients with transfusion-dependent β-thalassemia
(μm) | Hemoglobin (g/dl) | Ferritin (ng/ml) | Age (year) | Iron Chelation Therapy | |||||
|---|---|---|---|---|---|---|---|---|---|
Correlation coefficient | P-value | Correlation coefficient | P-value | Correlation coefficient | P-value | Mono therapy n=17 mean±SD | Combined therapy n=22 mean±SD | P value | |
Macula center | -0.439 | 0.005 | -0.224 | 0.170 | -0.092 | 0.577 | 251±25 | 246±20 | 0.486 |
Superior primacula | -0.300 | 0.064 | -0.191 | 0.245 | -0.019 | 0.909 | 331±23 | 328±25 | 0.727 |
Inferior primacula | -0.266 | 0.102 | -0.219 | 0.181 | -0.141 | 0.391 | 326±24 | 327±24 | 0.859 |
Temporal primacula | -0.319 | 0.048 | -0.229 | 0.161 | -0.016 | 0.925 | 314±21 | 314±19 | 0.984 |
Nasal primacula | -0.337 | 0.036 | -0.265 | 0.103 | -0.070 | 0.671 | 328±22 | 328±23 | 0.984 |