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Table 2 Validation analysis and AUC of the TRISS model by age groups

From: Validation of age-specific survival prediction in pediatric patients with blunt trauma using trauma and injury severity score methodology: a ten-year Nationwide observational study

  No. of patients Sensitivity,% Specificity,% PPV,% NPV,% Accuracy, % AUC, (95% CI)
Total 17,745 99.5 42.3 98.8 64.3 98.3 0.978 (0.973–0.982)
Neonates / Infants 330 99.4 28.6 96.9 66.7 96.4 0.935 (0.858–1.000)
Preschool children 2183 99.3 34.9 98.7 50.0 98.0 0.981 (0.974–0.988)
Schoolchildren 5950 99.7 46.6 99.3 63.0 99.0 0.979 (0.969–0.988)
Adolescents 9282 99.4 43.2 98.5 67.3 97.9 0.977 (0.971–0.983)
  1. PPV positive predictive value, NPV negative predictive value, AUC area under the Receiver Operator Characteristic, CI confidence interval