Sensitivity, specificity, PPV and NPV of EMS injury cause codes compared to the gold standard (manually assigned intent) percentages and 95% confidence intervals.

Sensitivity, specificity, PPV and NPV of EMS injury cause codes compared to the gold standard (manually assigned intent) percentages and 95% confidence intervals.紧急医疗服务（EMS）伤害原因代码的灵敏度、特异性、阳性预测值和阴性预测值与黄金标准（手动分配意图）百分比及95%置信区间的比较。