Table 5.
Blood transfusion data.
| Variable | THR (n = 393) | TKR (n = 403) | UKR (n = 74) | ||
|---|---|---|---|---|---|
| Patients who received a blood transfusion | |||||
| Number of patients | 49 | 22 | 0 | ||
| % of total patients | 12.5 | 5.5 | 0 | ||
| % female | 91.8 | 68.2 | NA | ||
| Mean preoperative Hb, g/dL (SD) | |||||
| Female | 12.9 (1.2) | P < .001 | 12.8 (1.3) | P < .001 | 12.7 (1.6) |
| Male | 14.4 (1.1) | 14.1 (1.1) | 14.4 (1.5) | ||
| Transfused | 11.9 (1.4) | P < .001 | 11.9 (1.3) | P < .001 | NA |
| Not transfused | 13.8 (1.2) | 13.3 (1.2) | 13.6 (1.6) | ||
| Mean blood loss at POD2, mL (SD) | |||||
| Transfused | 2023 (667) | P < .001 | 2180 (756) | P < .001 | NA |
| Not transfused | 1491 (489) | 1273 (465) | 611 (351) | ||
| Mean blood loss at POD1, mL (SD) | |||||
| Transfused | 1978 (764) | P < .001 | 1789 (559) | P < .001 | NA |
| Not transfused | 1292 (445) | 1047 (404) | 538 (340) | ||
| Mean intraoperative blood loss, mL (SD) | |||||
| Transfused | 172 (230) | P = .95 | NA | NA | |
| Not transfused | 180 (118) | NA | NA | ||
| Mean intraoperative blood loss as % patient blood volume (SD) | |||||
| Transfused | 5.3 (6.3) | P = .15 | NA | NA | |
| Not transfused | 3.9 (2.5) | NA | NA | ||
NA, not applicable.