Characteristics of blood transfusions and transfusion reactions (2019∼2023)
| Year | 2019 | 2020 | 2021 | 2022 | 2023 | Mean | |
|---|---|---|---|---|---|---|---|
| Total N of units (%) | 8,678 | 9,127 | 9,417 | 10,652 | 10,600 | 9,695 | |
| Blood type | A | 3,085 (35.5%) | 3,048 (33.4%) | 3,248 (34.5%) | 4,121 (38.7%) | 3,887 (36.7%) | 3,478 (35.9%) |
| B | 2,163 (24.9%) | 2,559 (28.0%) | 2,317 (24.6%) | 2,748 (25.8%) | 2,562 (24.2%) | 2,470 (25.5%) | |
| O | 2,393 (27.6%) | 2,636 (28.9%) | 2,859 (30.4%) | 2,606 (24.5%) | 2,843 (26.8%) | 2,667 (27.5%) | |
| AB | 1,037 (11.9%) | 884 (9.7%) | 993 (10.5%) | 1,177 (11.0%) | 1,308 (12.3%) | 1,080 (11.1%) | |
| Top departments for blood transfusions | MH | 2,244 (25.9%) | 3,127 (34.3%) | 3,787 (40.2%) | 3,653 (34.3%) | 3,770 (35.6%) | 3,316 (34.2%) |
| MG | 1,253 (14.4%) | 1,306 (14.3%) | 1,285 (13.6%) | 1,524 (14.3%) | 1,379 (13.0%) | 1,349 (13.9%) | |
| GS | 844 (9.7%) | 636 (7.0%) | 571 (6.1%) | 613 (5.8%) | 563 (5.3%) | 645 (6.7%) | |
| EM | 774 (8.9%) | 810 (8.9%) | 926 (9.8%) | 1,184 (11.1%) | 921 (8.7%) | 923 (9.5%) | |
| CS | 682 (7.9%) | 633 (6.9%) | 390 (4.1%) | 502 (4.7%) | 618 (5.8%) | 565 (5.8%) | |
| OS | 671 (7.7%) | 523 (5.7%) | 492 (5.2%) | 534 (5.0%) | 536 (5.1%) | 551 (5.7%) | |
| Types of blood products | Red blood cells | 5,911 (68.1%) | 6,152 (67.4%) | 6,075 (64.5%) | 7,215 (67.7%) | 6,921 (65.3%) | 6,455 (66.6%) |
| Single donor platelets | 999 (11.5%) | 1,243 (13.6%) | 1,762 (18.7%) | 1,716 (16.1%) | 1,950 (18.4%) | 1,534 (15.8%) | |
| Platelet concentrate | 551 (6.3%) | 684 (7.5%) | 436 (4.6%) | 536 (5.0%) | 460 (4.3%) | 533 (5.5%) | |
| Fresh frozen plasma | 1,160 (13.4%) | 985 (10.8%) | 1,063 (11.3%) | 1,132 (10.6%) | 1,241 (11.7%) | 1,116 (11.5%) | |
| Cryoprecipitate | 57 (0.7%) | 61 (0.7%) | 81 (0.9%) | 53 (0.5%) | 28 (0.3%) | 56 (0.6%) | |
| Whole blood | 0 (0.0%) | 2 (0.02%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | |
| Transfusion-related symptoms | Total | 203 (2.3%) | 205 (2.2%) | 231 (2.5%) | 285 (2.7%) | 266 (2.5%) | 238 (2.5%) |
| Fever |
175 (86.2%) | 185 (90.2%) | 204 (88.3%) | 266 (93.3%) | 247 (92.9%) | 215 (90.5%) | |
| Urticaria |
9 (4.4%) | 7 (3.4%) | 7 (3.0%) | 3 (1.1%) | 6 (2.3%) | 6 (2.7%) | |
| Dyspnea |
5 (2.5%) | 4 (2.0%) | 3 (1.3%) | 6 (2.1%) | 2 (0.8%) | 4 (1.7%) | |
| Others |
14 (6.9%) | 9 (4.4%) | 17 (7.4%) | 10 (3.5%) | 11 (4.1%) | 12 (5.1%) | |
| N of transfusion reaction reports |
4 (2.0%) | 11 (5.4%) | 4 (1.7%) | 8 (2.8%) | 4 (1.5%) | 6 (2.6%) | |
*The percentages in parentheses represent as follows: [(N of transfusion-related symptoms or transfusion reaction reports)/(total N of transfusion-related symptoms)]×100 (%).
Abbreviations: MH, Medical Hemato-Oncology; MG, Medical Gastroenterology; GS, General Surgery; EM, Emergency Medicine; CS, Cardiovascular Surgery; OS, Orthopedic Surgery.