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Donor demographics
| Group I | Group II | |
| Number of patients | 28 | 7 |
| Age (years) | 28 ± 3 | 33 ± 5 |
| Sex | ||
| Male | 22 (71%) | 6 (86%) |
| Female | 9 (29%) | 1 (14%) |
| Race | ||
| African-American | 19 (61%) | 5 (71%) |
| White | 11 (35%) | 2 (29%) |
| Other | 1 (4%) | 0 (0%) |
| Mechanism of injury | ||
| Penetrating | 20 (65%) | 4 (57%) |
| Blunt | 11 (35%) | 3 (43%) |
