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Haemoglobin (Hb, g/dl), red blood cells (RBC, *1012/l) and haematocrit (Hct)
| Clamped | Non-clamped | p value | |
|---|---|---|---|
| Hb preoperatively | 13.5 (1.4) | 13.3 (1.6) | 0.6 |
| Hb the first day after TKA | 10.4 (1.4) | 9.9 (1.9) | 0.25 |
| RBC preoperatively | 4.5 (0.7) | 4.4 (0.6) | 0.13 |
| RBC the first day after TKA | 3.3 (0.4) | 3.3 (0.6) | 0.36 |
| Hct preoperatively | 39.4 (3.6) | 38.8 (4.7) | 0.57 |
| Hct the first day after TKA | 30.4 (4.1) | 29 (5.6) | 0.27 |
Mean (SD) changes preoperatively and the first day after the total knee arthroplasty (TKA)
