Table 3

Clinical and management characteristics by assault mechanism for victims of interpersonal violence*

All patientsBlunt
(n=8068)
Penetrating
(n=6095)
P value
Body region of worst injury, n (%)<0.001
 Head7996 (56.5)4631 (57.4)3365 (55.2)
 Torso2286 (16.1)1384 (17.1)902 (14.8)
 Extremities3881 (27.4)2053 (25.5)1828 (30)
Number of body injuries, n (%)<0.001
 1 injury7827 (55.2)4257 (52.7)3570 (58.4)
 2 injuries4765 (33.6)2916 (36.1)1849 (30.3)
 3 or more injuries1595 (11.2)904 (11.2)691 (11.3)
Shock*, n (%)5628 (51)3370 (51.5)2258 (50.3)0.218
Initial AVPU score
 4—alert13 038 (91.9)7706 (95.3)5332 (87.4)<0.001
 3—responds to voice959 (6.8)310 (3.8)649 (10.6)
 2—responds to pain32 (0.2)18 (0.2)14 (0.2)
 1—unresponsive163 (1.1)57 (0.7)106 (1.8)
Admitted, n (%)2084 (14.7)858 (10.6)1226 (20.1)<0.001
Highest ward of care, n (%)
 Ward1000 (95.9)396 (96.4)604 (95.6)0.796
 High dependancy unit (HDU)27 (2.6)9 (2.2)18 (2.8)
 Intensive care unit16 (1.5)6 (1.4)10 (1.6)
Any procedure, n (%)1874 (13.2)802 (9.9)1072 (17.5)<0.001
Outcome
 Brought in dead138 (1.0)40 (0.5)98 (1.6)<0.001
 Died in hospital91 (0.6)40 (0.5)51 (0.9)
 Survived13 854 (98.4)7976 (99)5878 (98.3)
  • **Shock index (initial heart rate/initial systolic blood pressure) >0.7.

  • †AVPU score classifies mental status as Alert, responsive to Voice, responsive to Pain, or Unresponsive