Skip to main content

Table 1 Characteristics of traffic-related patients at King Abdulaziz Medical City (KAMC) and National Trauma Data Bank (NTDB)

From: In-hospital mortality among patients injured in motor vehicle crashes in a Saudi Arabian hospital relative to large U.S. trauma centers

Variable KAMC registryN = 5,290 NTDB N = 485,611
Age category %   
0-14 20.4 6.8
15-25 39.8 28.0
26-45 27.9 32.5
46-64 7.9 22.1
≥65 3.9 10.5
Missing % 0 1.3
Male % 85.5 63.4
Missing % 0 0.6
Role %   
Occupant 73.3 87.9
Motorcycle 4.3 5.8
Pedestrians 22.4 5.0
Bicyclists A 1.1
Mean T-RTS [Median, IQR] 11.0 [12,1.6] 10.9 [11,1.8]
Missing % 0 7.7
Mean ISS [Median, IQR] 12.9 [9,11.3] 12.1 [9,10.8]
Missing % 0.1 7.5
ISS Categories   
(1–8) N (%) 2,040 (38.5) 209,574 (43.1)
(9–15) N (%) 1,693 (32.0) 132,347 (27.2)
(16–24) N (%) 687 (13.0) 85,222 (17.5)
(25–75) N (%) 870 (16.4) 58,468 (12.0)
SBP < 90 % 4.4 3.8
Missing % 0.7 2.8
Surgery % 20.8 12.4
Missing % 0 1.0
Head injury % 42.5 17.1
Missing % 0 0
Died in the hospital % 8.3 4.3
Missing % 0 1.9
  1. All differences significant at p < 0.001,except for SBP at p < 0.01.
  2. ABicyclists are added to pedestrians in King Abdulaziz Medical City (KAMC) registry.
  3. *Chi-2 test; ^Student t-test.
  4. ISS Injury Severity Score; T-RTS Triage-Revised Trauma Scale.
  5. SBP Systolic Blood Pressure.