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Table 4 Accuracy of suspected diagnoses during resuscitation based on data of 4,049 HEMS and 6,551 GEMS patients with emergency physicians' preclinical documentation of suspected injuries, respectively

From: Survival benefit of helicopter emergency medical services compared to ground emergency medical services in traumatized patients

  Sensitivity Specificity Positive predictive value
  HEMS GEMS P -value HEMS GEMS P -value HEMS GEMS P -value
Head 88.9% 88.9% 0.99 60.4% 65.8% <0.001 78.1% 82.2% <0.001
Chest 68.4% 67.0% 0.22 71.5% 74.8% 0.022 81.4% 79.4% 0.075
Abdomen 51.5% 55.8% 0.032 74.9% 79.1% <0.001 40.9% 44.6% 0.044
Upper extremity 63.2% 63.7% 0.74 80.1% 80.6% 0.61 70.7% 67.4 0.030
Lower Extremity 79.7% 79.3% 0.75 84.2% 85.3% 0.25 78.5% 77.6% 0.48
Spine 55.9% 55.8% 0.94 75.4% 80.4% <0.001 56.7% 56.3% 0.83
Pelvis 54.8% 56.8% 0.37 83.8% 86.3% 0.002 49.9% 51.7% 0.36