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Table 2 Outcomes – Type I missed injury rates

From: The effect of tertiary surveys on missed injuries in trauma: a systematic review

  PRE TTS implementation POST TTS implementation
Missed injuries Study population (N) Missed injury rate (%) Patients with Missed injuries (N) Study population (N) Missed injury rate (%)
Enderson, 1990   N/A 2.0 37 399 9.27
Vles, 2003     49 3,879 1.26
Hoff, 2004     42 432 9.72
Soundappan, 2004     12 76 15.8
Howard, 2006     12 90 13.3
Okello, 2007     78 403 19.4
Janjua, 2008     134 206 65.0
Ursic, 2009 35 981 3.57 62 1,006 6.16
Huynh, 2010     80 5,143 1.56
Overall 35 981 3.57 506 11,634 4.35
  1. Injuries missed at initial assessment, detected by TTS.
  2. TTS Tertiary Survey, N/A not avaible – a similar population size is assumed (N=399).