Comparison of characteristics between patients with and without an adrenal gland injury
| Abdominal injury | P value | ||
| Adrenal gland injury present (n=439) | No adrenal gland injury present (n=5240) | ||
| Age (years) | |||
| Mean±SD | 45.1±17.9 | 45.9±21.2 | 0.40 |
| Gender | <0.01* | ||
| Male | 328 (74.7%) | 3403 (64.9%) | |
| Female | 111 (25.3%) | 1837 (35.1%) | |
| Primary mechanism of injury | <0.01* | ||
| Fall | 91 (20.7%) | 1291 (24.6%) | |
| Machinery | 3 (0.7%) | 43 (0.8%) | |
| Motor vehicle traffic | 278 (63.3%) | 3248 (62.0%) | |
| Pedal cyclist, other | 6 (1.4%) | 76 (1.4%) | |
| Pedestrian, other | 2 (0.5%) | 28 (0.5%) | |
| Struck by, against | 8 (1.8%) | 275 (5.2%) | |
| Transport, other | 51 (11.6%) | 279 (5.3%) | |
| Injury Severity Score | |||
| Mean±SD | 19.7±12.2 | 18.2±11.5 | 0.01* |
| Revised Trauma Score | |||
| Mean±SD | 7.1±1.7 | 7.3±1.6 | 0.03* |
| Hypotension at admission | 0.60 | ||
| Hypotension (<90 mm Hg) | 40 (9.1%) | 439 (8.4%) | |
| No hypotension (≥90 mm Hg) | 399 (90.9%) | 4801 (91.6%) | |
| Pulse rate at admission | 0.12 | ||
| >100 bpm | 158 (36.0%) | 1678 (32.0%) | |
| 60–100 bpm | 263 (59.9%) | 3307 (63.1%) | |
| <60 bpm | 18 (4.1%) | 255 (4.9%) | |
| Respiratory rate at admission | |||
| Mean±SD | 18.4±8.0 | 18.3±6.9 | 0.84 |
| Glasgow Coma Scale at admission | 0.01* | ||
| Minor (13–15) | 363 (82.7%) | 4587 (87.5%) | |
| Moderate (9–12) | 16 (3.6%) | 138 (2.6%) | |
| Severe (3–8) | 60 (13.7%) | 515 (9.8%) | |
| Abdominal organ injured | |||
| Adrenal gland | 439 (100.0%) | 0 (0.00%) | <0.01* |
| Stomach | 2 (0.5%) | 40 (0.8%) | 0.47 |
| Small intestine | 20 (4.6%) | 316 (6.0%) | 0.21 |
| Colon or rectum | 16 (3.6%) | 287 (5.5%) | 0.10 |
| Liver | 173 (39.4%) | 1694 (32.3%) | 0.002* |
| Spleen | 91 (20.7%) | 2516 (48.1%) | <0.01* |
| Kidney | 119 (27.1%) | 990 (18.9%) | <0.01* |
| Other gastrointestinal organ | 39 (8.9%) | 506 (9.7%) | 0.60 |
| Bile duct/gall bladder | 3 (0.7%) | 15 (0.3%) | 0.16 |
| Peritoneum | 0 (0.00%) | 0 (0.00%) | – |
| Retroperitoneum | 40 (9.1%) | 611 (11.7%) | 0.11 |
| Discharge status | 0.37 | ||
| Died | 28 (6.4%) | 396 (7.6%) | |
| Discharged alive | 411 (93.6%) | 4844 (92.4%) | |
Data presented as n (%) unless otherwise specified.
*P<0.05.
bpm, beats per minute; mm Hg, millimeter of mercury; rpm, respirations per minute.