Table 1

Patient characteristics of study comparison groups

Patient characteristicsMedian ageSex
(% male)
Mechanism
(% penetrating)
Median SBP (mm Hg)Median Injury Severity Score (ISS)Median serum lactate (mmol/L)
Zone 1, followed algorithm (n=32)3378.131.36031.59.1
Zone 1, violated algorithm (n=4)50100068.5289.7
Zone 3, followed algorithm (n=8)2787.507738.57.1
Zone 3, violated algorithm (n=13)4876.915.475337.4
  • SBP, systolic blood pressure.