Table 2. Annual reported cases of suspected adverse reactions investigated by the recipient-triggered trace back in Korea, 2006-2014.
| Category | N of annual reported cases | Total (%) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | ||
| HCV infection | 42 | 25 | 10 | 15 | 13 | 8 | 11 | 6 | 5 | 135 (67.8) |
| HBV infection | 5 | 0 | 2 | 2 | 3 | 2 | 4 | 6 | 3 | 27 (13.6) |
| HIV infection | 4 | 1 | 2 | 3 | 1 | 0 | 1 | 0 | 1 | 13 (6.5) |
| Syphilis infection | 1 | 1 | 2 | 3 | 0 | 0 | 1 | 0 | 1 | 9 (4.5) |
| Malarial infection* | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 (2.0) |
| Bacterial infection | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 3 (1.5) |
| HTLV infection | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 (0.5) |
| Scrub typhus infection | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 (0.5) |
| TRALI | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 3 (1.5) |
| AHR | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 (0.5) |
| Seizure | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 (0.5) |
| ARDS | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 (0.5) |
| Subtotal | 53 | 29 | 18 | 27 | 19 | 11 | 17 | 14 | 11 | 199 (100.0) |
*Three cases of malaria were reported each year from 2006 to 2008 by Kim et al. [2].
Abbreviations: AHR, acute hemolytic transfusion reaction; ARDS, acute respiratory distress syndrome; HBV, hepatitis B virus; HCV, hepatitis C virus; HTLV, human T cell leukemia virus; TRALI, transfusion-related acute lung injury.