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Transfusion Characteristics
| Pre-transfusion hematocrit (%) | 20 (19–22) |
| Total units transfused | 6 (4–11) |
| Units transfused in 1st 24 hrs | 4 (2–7) |
| Units transfused after 24 hrs | 2 (0–4) |
| Age of all blood transfused (days) | 17 (11–23) |
| Units of older blood | 3 (2–7) |
All values indicated are medians (interquartile ranges).
