Table 3. Performance of various formulas in differentiating BTMi from other causes of microcytic hypochromic anemia.
Accuracy (%) | Specificity | Sensitivity | Method |
---|---|---|---|
74.2 | 70.5 | 75.7 | Mentzer index MCV/RBC |
73.8 | 75.0 | 73.4 | Srivastava formula MCH/RBC |
76.7 | 70.0 | 79.5 | Ehsani formula MCV-10 *RBC |
86.9 | 87.9 | 84.7 | New formula |80-MCV|*|27-MCH| |
– – - | 80.3 | 90.9 | Mentzer index |