Underlying etiology | Singlea (n = 2430) | Multiplea (n = 903) | Totalb (n = 4152) |
---|---|---|---|
Anemia of chronic disease | 1536 (68) | 728 (32) | 2264 (54.5) |
Renal anemia | 130 (23) | 441 (77) | 571 (13.8) |
Iron deficiency anemia | 646 (82) | 146 (18) | 792 (19.1) |
Hemoglobinopathy | 8 (35) | 15 (65) | 23 (0.6) |
Suspected hemolysis | 20 (17) | 101 (83) | 121 (2.9) |
Suspected bone marrow disease | 38 (12) | 274 (88) | 312 (7.5) |
Vitamin B12 deficiency | 49 (24) | 153 (76) | 202 (4.9) |
Folic acid deficiency | 3 (6) | 44 (94) | 47 (1.1) |