Table 2. Laboratory baseline and follow up parameters (n = 1158 for hemoglobin at admission, n = 939 for hemoglobin at 24h and n = 960 for hemoglobin nadir until day 5).
| EVT (n = 712) |
IVT (n = 446) |
|
|---|---|---|
| Patients treated at University Hospital Bern, Switzerland | ||
| Hemoglobin baseline, g/dl mean (SD) | 13.2 (1.9) | 13.7 (1.6) |
| Hemoglobin 24h, g/dl mean (SD) | 11.4 (1.7) | 12.8 (1.6) |
| Hemoglobin nadir until day 5, g/dl mean (SD) | 11.1 (1.7) | 12.4 (1.7) |
| Hemoglobin decrease until day 5, g/dl mean (SD) | -2.2 (1.4) | -1.3 (1.1) |
| Hematocrit baseline, l/l mean (SD) | 0.45 (1.49) | 0.41 (0.05) |
| Hematocrit 24h, l/l mean (SD) | 0.34 (0.05) | 0.38 (0.05) |
| Hematocrit nadir until day 5, l/l mean (SD) | 0.33 (0.05) | 0.37 (0.05) |
| Erythrocytes at baseline, T/l mean (SD) | 4.30 (0.58) | 4.43 (0.5) |
| Erythrocytes 24h, T/l mean (SD) | 3.74 (0.56) | 4.15 (0.52) |
| Erythrocytes nadir until day 5, T/l mean (SD) | 3.62 (0.59) | 4.03 (0.56) |
| Anemia | ||
| Anemia at hospital admission | 191/712 (26.8) | 92/446 (20.6) |
| Anemia at 24h | 444/591 (75.1) | 142/348 (40.8) |
| Anemia until day 5 | 491/600 (81.8) | 181/360 (50.3) |
| Newly observed anemia until 24h | 290/591 (49.1) | 80/348 (23) |
| Newly observed anemia until day 5 | 332/600 (46.6) | 106/360 (29.4) |
| Patients treated at David Geffen School Los Angeles, USA | ||
| Hemoglobin decrease until day 5, g/dl mean (SD) | -2.3 (1.4) | -1.8 (1.3) |
EVT = endovascular treatment, IVT = intravenous thrombolysis