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Table 5 Sensitivity and specificity values and the percentage of correctly classified cases obtained with the ABC scoring system and our new screening method (Table 4 )

From: Immediate screening method for predicting the necessity of massive transfusions in trauma patients: a retrospective single-center study

  Cut-off point Sensitivity (%) Specificity (%) Correctly classified (%)
ABC score in original study 0 100 0 13
1 95 56 61
2 75 86 84
3 25 97 87
4 6 100 88
ABC scores obtained using our center’s data 0 100 0 13
1 85 85 46
2 48 98 80
3 19 100 100
4 0 100
Our new screening method 0 100 0 13
1 97 81 43
2 61 93 56
3 36 98 69
  1. ABC score assessment of blood consumption score, BE base excess, FAST focused assessment of sonography for trauma, SBP systolic blood pressure, HR heart rate.