XE-5000血细胞分析仪计数有核红细胞的性能评价

Chinese Journal of Hemorheology(2013)

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Abstract
目的:探讨Sysmex XE-5000血细胞分析仪自动计数外周血有核红细胞(NRBC)的方法学特点,评价其临床应用价值。方法评析其重复性、线性范围、携带污染率,并对697份静脉血标本作常规测定,评价其对NRBC的报警、定量测定,并与手工涂片法进行对照。结果 XE-5000血液分析仪测定NRBC的重复性较好,线性范围较广,携带污染率较小。以显微镜复检为金标准,XE-5000与显微镜计数法计数外周血中NRBC数量有极好的相关性(r=0.997),其有核红细胞报警的灵敏度为100%,特异度为85.1%。结论Sysmex XE-5000血细胞分析仪可灵敏、准确、精密地自动计数外周血中NRBC,适合临床检测NRBC。
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Key words
nucleated red blood cell,blood cell analyzer
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