Serum NT-proBNP was found to be a specific (95. 5%)and sensitive test (73.7% for symptoless S1IF.93. 3% for S11F and 70.6% for DHF) for identification patients with CHF in a cutoff of 168 pg/ml (x+2S of control).
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- pg/ml,其值介于I一n级收缩性心衰之间。 (3)以168 pg/ml(心功能正常对照组的x+25)为标准诊断心衰的特异性为