Clinical Study
Sexual Dimorphism in Hematocrit Response Following Red Blood Cell Transfusion of Critically Ill Surgical Patients
Table 1
Sample demographics.
| Variable () | Mean/ | Range/% |
| Recipient characteristics | | | Age (years) | 49.3 | 18–93 | Male gender | 398 | 68.7% | Admission diagnosis of trauma | 384 | 66.3% | Transfusion indication of ICU anemia | 529 | 91.4% | Admission weight (kg) | 82.2 | 40.8–185.0 | Admission BMI (kg/m2) | 27.9 | 16.8–66.3 | 24 Hour fluid balance (L) | 2.1 | −5.6–55.9 |
| Transfusion data | | | Time from ICU admission to | 13.7 | 1–71 | transfusion (days) | Hctpre (% points) | 21.5 | 10.2–32 | Tpre (hours) | 3.3 | 1–7 | Tpost (hours) | 4.6 | 1–6 | pRBCs storage time (days) | 29.5 | 7–42 | Donor male gender | 289 | 49.9% | Additional blood products | 28 | 4.9% |
| Outcomes | | | ΔHct (% points) | 3.1 | −7.0–16.9 | ICU LOS (days) | 27.4 | 1–111 | Recipient mortality | 119 | 20.7% |
|
|
ICU, intensive care unit; BMI, body mass index; pRBCs, packed red blood cells; LOS, length of stay.
|