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Table 2 Study population demographics after subdivision into the studied groups

From: A prospective stepped wedge cohort evaluation of the new national trauma team activation criteria in Sweden – the TRAUMALERT study

  Former criteria (n = 1187) New criteria (n = 695) p-value
Age – years, median (IQR): 36 (21–60) 40 (22–61) 0.173
 Full trauma team activation 40.5 (23–63) 43 (22–62) 0.726
 Limited or no trauma team activation 36 (21–59) 40 (21–61) 0.129
Male gender, % (n): 59.0 (704) 64.6 (450) 0.013
Penetrating trauma, %(n): 2.4 (29) 7.8 (54) < 0.001
Glasgow Coma Scale (GCS) in Emergency
Department, % (n):
 Normal or minimal injury (GCS 15) 84.4 (1037) 82.3 (572) 0.003
 Mild injury (GCS 13–14) 5.1 (60) 8.6 (60) 0.002
 Moderate injury (GCS 9–12) 1.1 (13) 3.6 (25) < 0.001
 Severe injury (GCS 8 or below) 2.1 (25) 2.9 (20) 0.290
ASA score, median (IQR): 1 (1–2) 1 (1–2) 0.254
Injury Severity Score, median (IQR):
 Full trauma team activation 8 (1–16) 9 (1–16) 0.977
 Limited or no trauma team activation 1 (0–4) 2 (1–8) < 0.001
New Injury Severity Score (NISS), median (IQR):
 Full trauma team activation 9 (3–25) 9 (2–21) 0.848
 Limited or no trauma team activation 2 (0–4) 3 (1–9) < 0.001
30-day mortality % (n):
 Full trauma team activation 13.8 (20) 12.1 (17) 0.662
 Limited or no trauma team activation 1.7 (18) 2.6 (14) 0.268
  1. ASA: American Society of Anesthesiologists physical status classification; IQR: Inter-quartile range