目的用甲胎蛋白放射免疫测定（AFP RIA）试剂盒作对照，测定AFP胶体金诊断试剂的灵敏度及特异度。
Objective To test the sensitivity and specificity of alpha-fetoprotein (AFP) colloidal gold diagnostic strip as compared with RIA-AFP diagnostic kit.
结果用鞭毛蛋白基因作引物的PCR方法具有高灵敏度，其他3种对照结果阴性。
ResultsThe PCR by specific flagellin gene primer has high sensitivity. All of 3 controls were negative.
结果以DSA作为标准对照，颈部血管超声诊断颈部动脉狭窄的灵敏度为94.4%，特异度为91.7%。
Results Compared with DSA, the sensitivity of ultrasonography was 94.4%, specificity was 91.7% and Kappa value was 0.80.
结果以DSA作为标准对照，颈部血管超声诊断颈部动脉狭窄的灵敏度为94.4%，特异度为91.7%。
Results Compared with DSA, the sensitivity of ultrasonography was 94.4%, specificity was 91.7% and Kappa value was 0.80.
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