Comparison of demographics and injury patterns of patients with diaphragm injury undergoing preoperative CT imaging
| 256-slice CT (n=23) | 64-slice CT (n=134) | P values | |
| Demographics | |||
| Age (years) | 35.0 (28.8–40) | 36.5 (27.0–50.3) | 0.64 |
| Gender (%) | |||
| Male | 20 (87.0) | 106 (79.1) | 0.34 |
| Female | 3 (13.0) | 28 (20.9) | |
| Race (%) | |||
| Caucasian | 8 (34.7) | 66 (49.3) | 0.50 |
| African–American | 15 (65.2) | 67 (50.0) | |
| Hispanic | 0 | 1 (0.7) | |
| Clinical | |||
| Mechanism of injury (%) | |||
| Blunt | 6 (26.1) | 47 (35.1) | 0.57 |
| Penetrating | 17 (73.9) | 87 (64.9) | |
| Injury Severity Score | 23.0 (16.5–41.0) | 24.0 (14.0–34.0) | 0.59 |
| Associated injury (%) | |||
| Hemothorax | 17 (73.9) | 86 (64.2) | 0.53 |
| Traumatic brain injury | 2 (8.7) | 8 (6.0) | 0.67 |
| Liver injury | 12 (52.2) | 74 (55.2) | 0.64 |
| Renal injury | 4 (17.4) | 8 (6.0) | 0.069 |
| Grade of renal injury | 0 (0, 0) | 0 (0, 0) | |
| Gastric injury | 4 (17.4) | 20 (14.9) | 0.83 |
| Small bowel injury | 1 (4.3) | 14 (10.4) | 0.33 |
| Colon injury | 4 (17.4) | 20 (14.9) | 0.83 |
| Pancreatic injury | 2 (8.7) | 6 (4.5) | 0.43 |
| Splenic injury | 9 (39.1) | 42 (31.3) | 0.55 |
Data presented as median (IQR) unless otherwise noted.
Estimates from Pearson’s χ2 and Mann-Whitney U for categorical and continuous variables, respectively.