Table 2. Percentage change in the hospital admission rates for ICD-10 category diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism from 1999 to 2019 in England and Wales.
ICD: International Statistical Classification of Diseases
| Diseases | Rate of diseases in 1999 per 100,000 persons (95% CI) | Rate of diseases in 2019 per 100,000 persons (95% CI) | Percentage change from 1999 to 2019 |
| Nutritional anemias | 59.45 (58.79-60.11) | 288.63 (287.27-290.00) | 385.5% |
| Hemolytic anemias | 42.43 (41.87-42.99) | 93.97 (93.20-94.75) | 121.5% |
| Aplastic and other anemias and other bone marrow failure syndromes | 121.90 (120.96-122.85) | 209.53 (208.37-210.70) | 71.9% |
| Coagulation defects, purpura, and other hemorrhagic conditions | 39.98 (39.44-40.53) | 58.90 (58.28-59.52) | 47.3% |
| Other disorders of blood and blood-forming organs | 30.09 (29.62-30.56) | 50.94 (50.37-51.52) | 69.3% |
| Certain disorders involving the immune mechanism | 29.46 (29.00-29.93) | 67.29 (66.63-67.95) | 128.4% |