Table 1.

Patients baseline and transfusion data.

Gender (M/F)	19/5
Age, years - mean (min – max)	65 (44–77)
Weight, Kg - mean (± 1 SD)	89 (17)
Height, cm - mean (± 1 SD)	172 (1.0)
BMI, Kg/m2 - mean (± 1 SD)	30.5 (5.8)
Baseline hemoglobin, g/dL - mean (± 1 SD)	13.0 (1.4)
Transfuseda	13.2 (1.4)
Non-transfuseda	12.8 (1.5)
Baseline RBCM, L - mean (± 1 SD)	1.984 (0.402)
Anemic pts at ICU admission, n. (%)	10/24 (41.7)
Days in ICU, median (min – max)	29 (20–43)
Total iatrogenic blood loss, mL – median (min – max)	719 (424–1342)
Iatrogenic blood loss per day, mL – median [IQR]	21.7 [18.7–26.7]
Transfusedb	23.4 [19.7–28.4]
Non-transfusedb	20.7 [17.0–25.4]
Patients transfusedc	11/24 (45.8)
Hemoglobin at transfusion, g/dL - mean (± 1 SD)	7.7 (0.5)
PRBC units transfused, median [IQR]	2 [1–4]

IQR: Interquartile range ICU: Intensive Care Unit RBCM: Red Blood Cell Mass PRBC: Packed Red Blood Cells.

^ap = 0.160.

^bp = 0.007.

^cNumber of patients/all patients (percentage).