A similar strategy with focus on a high negative predictive value of successive investigations is proposed for the exclusion of HFNEF in patients with breathlessness and no signs of congestion.
上述检查相继进行具有较高的阴性预测值，因此，对那些气促但无充血体征的患者来说，可以用相似的策略来排除hfnef。
The sensitivity of ultrasound was 93% and specificity was 100% with a positive predictive value of 100% and negative predictive value of 99% for the detection of haemothorax after trauma.
超声检查对创伤后血胸诊断的敏感性为93%，特异性为100%，阳性预测值为100%，阴性预测值为99%。
Conclusion Symmetrical and giant negative t wave not complicating with left ventricular hypertrophy in electrocardiogram has a predictive value for coronary heart disease.
结论心电图巨大对称性倒置T波且不伴左心室肥厚对冠心病有一定的预测价值。
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