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Table 2 Trauma mechanism and mortality, 63,451 patients, Greater Phoenix, AZ 2013–2017*

From: Geospatial characteristics of non-motor vehicle and assault-related trauma events in greater Phoenix, Arizona

  All Patients Survived Died
Injury Intent: n (%)
 Unintentional 47,730 (91.1) 46,933 (91.1) 797 (91.0)
 Assaults 4422 (8.4) 4357 (8.5) 65 (7.4)
 Undetermined 93 (0.2) 89 (0.2)
 Self-harm 172 (0.3) 162 (0.3)
Mechanism of Injury, n (%)
 Blunt mechanisms
  Fall 40,701 (77.7) 40,000 (77.6) 701 (80.0)
  Struck by, against 6485 (12.4) 6406 (12.4) 79 (9.0)
  Transport, other 2182 (4.2) 2145 (4.2) 37 (4.2)
  Pedal cycle related 1763 (3.4) 1740 (3.4)
  Pedestrian related 844 (1.6) 809 (1.6) 35 (4.0)
  Machinery 442 (0.8) 441 (0.9)
 Penetrating
  Firearm 2874 (53.0) 2317 (48.0) 557 (93.6)
  Cut/Pierce 2549 (47.0) 2511 (52.0) 38 (6.4)
 Not recorded 5458 (8.6) 5257 (8.5) 201 (11.8)
Transport mode, n (%)
 Ground ambulance 48,208 (76.0) 46,705 (75.6) 1503 (88.2)
 Private vehicle 13,462 (21.2) 13,416 (21.7) 46 (2.7)
 Helicopter ambulance 1422 (2.2) 1275 (2.1) 147 (8.6)
 Police vehicle 146 (0.2) 145 (0.2)
 Other/unknown 200 (0.3) 194 (0.3)
Trauma Center Level, n (%)
 Level I 42,492 (67.0) 40,994 (66.4) 1498 (87.9)
 Level III 13,181 (20.8) 13,077 (21.2) 104 (6.1)
 Level IV 4665 (7.4) 4635 (7.5) 30 (1.8)
 Non-Designated 3070 (4.8) 2998 (4.9) 72 (4.2)
TMPM Probability of Death,a 0.01 (0.01) 0.01 (0.01) 0.14 (0.46)
Destination From Emergency Department, n (%)
 Admitted to Hospital Ward 29,173 (46.0) 29,025 (47.1) 148 (8.7)
 Home 12,821 (20.2) 12,821 (20.8)
 Intensive Care Unit 10,071 (15.9) 9386 (15.2) 685 (40.2)
 Unknown/Omitted Status 2882 (4.5) 2811 (4.6) 71 (4.2)
 Operating Room 4232 (6.7) 4026 (6.5) 206 (12.1)
 Eloped from ED 227 (0.4) 227 (0.4)
 Transfer to Higher Level of Care 3451 (5.4) 3451 (5.6)  
 Died in ED 592 (0.9)   
  1. * p < 0.001 for all comparisons
  2. -- denotes cell value < 25 persons
  3. a median (IQR)