The positive predictive values of brain injury with EDVS were 86.4% in severe group,87.5% in moderate group and 100% in mild group,while those with Glasgow Coma Scale(GCS)was 59.1%,83.3% and 100% respectively.

• 预测准确率是 :重型组为 86 4%25 ,中型组为 87 5%25 ,轻型组为 10 0%25 ; 而GCS评估的分别为 5 9 1%25 ,83 3%25 ,10 0%25。