常用的大便潜血试验的方法就是依靠化学色素转化来检测微量血液。
The commonly used stool occult blood tests rely on chemical color conversions to detect microscopic amounts of blood.
对160名病人和320名正常人进行判别的结果与通常采用的大便潜血试验比较，假阴性率降低到23.75%。
The comparison of 160 cases and 320 controls tested with those examined by fecal occult blood test has exhibited a decrease to 23.750% in the false negative rate.
为检测1例恶性肿瘤，可能需要邀请264位患者进行大便潜血试验，或者60例进行乙状结肠镜检，或者53例患者进行结肠镜检。
To detect 1 advanced neoplasm, it would be necessary to invite 264 people with FIT, 60 with FS, 53 with TC.
为检测1例恶性肿瘤，可能需要邀请264位患者进行大便潜血试验，或者60例进行乙状结肠镜检，或者53例患者进行结肠镜检。
To detect 1 advanced neoplasm, it would be necessary to invite 264 people with FIT, 60 with FS, 53 with TC.
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