Table 1.
Older Adult Assault (n=3,564) |
Older Adult Unintentional Injury (n=200,194) |
P value | Younger Adult Assault (n=94,511) |
P value | |
---|---|---|---|---|---|
Male gender | 81% | 47% | <0.001 | 88% | <0.001 |
Age (years), mean ± SD | 67 ± 7 | 74 ± 9 | 0.002 | 33 ± 11 | -- |
Race | <0.001 | <0.001 | |||
White | 52% | 83% | 35% | ||
Black or African | 30% | 6% | 41% | ||
American | |||||
Other race | 18% | 11% | 24% | ||
Drug and/or alcohol use | 30% | 9% | <0.001 | 42% | <0.001 |
Any alcohol use | 21% | 5% | <0.001 | 31% | <0.001 |
Any drug use | 13% | 5% | <0.001 | 21% | <0.001 |
Functionally dependent | 0.3% | 2% | <0.001 | 0.1% | 0.02 |
health status | |||||
≥3 concomitant medical Conditions |
11% | 18% | <0.001 | 2% | <0.001 |
Injury severity score (ISS), median (IQR) |
9 (4 – 16) | 9 (4 – 16) | 0.51 | 6 (2 – 13) | <0.001 |
Severe trauma (ISS≥16) | 34% | 29% | <0.001 | 25% | <0.001 |
In-hospital mortality | 8% | 7% | 0.33 | 5% | <0.001 |
Hospital length of stay (days), median (IQR) |
3 (2 – 8) | 4 (3 – 8) | <0.001 | 2 (1 – 5) | <0.001 |
ICU stay | 39% | 34% | <0.001 | 28% | <0.001 |
ICU length of stay (days), median (IQR) |
3 (2 – 7) | 3 (2 – 6) | 0.09 | 2 (1 – 5) | <0.001 |
Number of injuries, median (IQR) |
3 (2 – 5) | 2 (1 – 4) | <0.001 | 3 (2 – 4) | <0.001 |
Surgeries performed | |||||
Laparotomy | 6% | 1% | <0.001 | 10% | <0.001 |
Thoracotomy | 1% | 0.3% | <0.001 | 2% | 0.01 |
Craniotomy | 0.6% | 0.2% | <0.001 | 0.4% | 0.09 |
Type of injury | <0.001 | <0.001 | |||
Blunt | 51% | 96% | 36% | ||
Burn | 0.3% | 1% | 0.3% | ||
Penetrating | 32% | 0.7% | 56% | ||
Other/unspecified | 15% | 2% | 8% | ||
Traumatic brain injury | 34% | 34% | 0.57 | 20% | <0.001 |
Body region(s) injured | <0.001 | <0.001 | |||
Head | 27% | 25% | 19% | ||
Face | 30% | 12% | 24% | ||
Neck | 2% | 0.3% | 2% | ||
Thorax | 11% | 12% | 14% | ||
Abdomen | 7% | 3% | 13% | ||
Spine | 3% | 11% | 2% | ||
Upper extremity | 11% | 14% | 11% | ||
Lower extremity | 6% | 19% | 9% | ||
Unspecified | 3% | 3% | 3% | ||
≥3 body regions injured | 60% | 46% | <0.001 | 53% | <0.001 |
Trauma-associated diagnosis(es) |
<0.001 | <0.001 | |||
Fractures | 37% | 53% | 30% | ||
Internal organ | 28% | 26% | 28% | ||
Open wounds | 28% | 13% | 34% |
SD denotes standard deviation; IQR, interquartile range; ICU, intensive care unit.