Table 2.
Patient and transfusion demographics
| Per-patient basis (N = 4067) | Per-transfusion basis (N = 19 175) | |
|---|---|---|
| Sex | ||
| Male | 2441 (60·0%) | 11 467 (59·8%) |
| Female | 1622 (39·9%) | 7703 (40·2%) |
| Unknown | 4 (0·1%) | 5 (<0·1%) |
| Age (years) | ||
| Mean (SD) | 56·7 (19·9) | |
| Median | 61 | |
| Minimum–Maximum | 0–96 | |
| Location of transfusion | ||
| Intensive care unit | 2835 (14·8%) | |
| Outpatient | 1164 (6·1%) | |
| Regular ward | 15 170 (79·1%) | |
| Unknown | 6 (<0·1%) | |
| Haematology–Oncology patients | 2038 (50·1%) | 14 349 (74·8%) |
| Conventional chemotherapy | 1725 (42·4%) | 11 898 (62·0%) |
| Stem cell Transplant | 478 (11·8%) | 3231 (16·9%) |
| Surgery patients | 710 (17·5%) | 1317 (6·9%) |
| Cardiovascular surgery | 593 (14·6%) | 1025 (5·3%) |
| Solid organ transplantation | 79 (1·9%) | 192 (1·0%) |
| Other diagnosis | 1300 (32·0%) | 2856 (14·9%) |
| Missing diagnosis | 19 (0·5%) | 653 (3·4%) |
| History of a previous transfusion | ||
| Yes | 2512 (61·8%) | 12 771 (66·6%) |
| No | 1176 (28·9%) | 5308 (27·7%) |
| Unknown | 378 (9·3%) | 1095 (5·7%) |
| Missing | 1 (<0·1%) | 1 (<0·1%) |
| If history of previous transfusion – did they experience an ATR? | ||
| Yes | 127 (5·1%) | 1338 (10·5%) |
| No | 2272 (90·4%) | 11 078 (86·7%) |
| Unknown | 112 (4·5%) | 352 (2·8%) |
| Missing | 1 (<0·1%) | 3 (<0·1%) |