该研究测定的泰国猪群中总体抗猪戊型肝炎病毒血清阳性率为50%。
The overall anti-swine HEV prevalence rate in Thai pigs determined in this study was 50%.
健康人血清和疑似病人血清阳性率分别为29.22%和3.81%，菌群均以黄疸出血群为主。
The positive rates of anti leptospira antibody of health people, patients and mice were 29.22%, 3.81%and 29.71%, respectively.
并对酶标抗原浓度、血清保存时间与阳性率的关系及抗原保存期限作了观察。
The relationship among concentration of enzyme-labelled antigen, serum reservation duration, positive rate and reservation duration of antigen were observed.
结果初治涂阳肺结核患者血清抗结核抗体总阳性率为46.3%；
Results It showed that the total positive rate of anti-tuberculosis antibody was 46.3%.
用以上两法对流行区和传播阻断地区的人群血清进行循环抗原检测，其阳性率分别为34.52%（87/252）和9.72%（49/504），具有显著性差异。
In the field research, positive rate of circulating antigens from middle epidemic area(34.52%, 87/252)was markedly higher than that from transmit blocking area(9.72%, 49/504).
其它病毒检测项目的增加可能也会减少血清htlv - I的阳性率。
The increase of other viral detection programme may also decrease the positive rate of HTLV-I antibody.
当假阳性率为5%时，单项母体血清PAPP-A、单项孕妇年龄、母体血清PAPP-A联合孕妇年龄及丈夫年龄筛查唐氏综合征胎儿的灵敏度分别为60%、50%、80%。
Maternal PAPP-A, maternal PAPP-A combined with maternal age and paternal age, and maternal age would respectively detect 60%, 80% and 50% of Down's syndrome fetuses with a false positive rate of 5%.
新疆囊型包虫抗原EL ISA对囊型包虫病人血清的阳性率为75 .94% ；
The seropositive rate was 75.94% in same cases by ELISA with Xingjiang cystic hydatid antigen.
结果表明，收集的873份血清中，血清抗体阳性占326份，抗体阳性率为37.34%；
The results showed that 326 sera samples were antibody positive, and the positive ratio was 37.34%(326/873).
结论：输血前患者血清感染性指标有一定比例的阳性率，应严加关注。
Conclusion: there are some positive rates about serum infected markers in cases before transfusion, which should be pay more attention to.
从199份血清样品检出61份马巴贝斯原虫阳性，阳性率为30.65%。
Of the 199 samples, 61(30.65%) serum samples were positive for B. caballi infection.
目的：了解输血前患者血清各项感染性指标的阳性率，及早发现阳性患者，避免医疗纠纷的发生。
Objective: To investigate the positive rates of kinds of infected markers of patients before transfusion and find infected cases as early as possible, avoid the medical dissensions.
采用血清学和细菌学诊断并结合临床症状对牛布病进行诊断，阳性率为5.2%；
Using the combining method of serologic, bacterial and clinic diagnosis, the positive rate of Brucellosis is 5.2%.
结果：30例CIU患者自体血清皮肤试验阳性率为30%（9/30），而对照组全部阴性。
Results:The results showed that ASST was positive in9out of30CIU cases and positive rate was30%, but all negative in controls.
结果：肝母细胞瘤和卵黄囊瘤术前血清AFP阳性率分别为85％，93％。
Results: AFP was significantly increased in 85% patients with hepatoblastoma and 93% patients with yolk-sac tumors.
血清CHE除慢性肝炎外，其他各类肝病的阳性率都在90%左右。
The positive rates of CHE were about 90% in all groups of liver diseases except the group of chronic hepatitis.
结果该地区自然人群及病人血清抗钩端螺旋体抗体现以赛罗群棉兰型为主，其阳性率分别为34.13%和25.82%。
Results the predominant antibody of serogroup was Sejroe with positive rates of 34.13% and 25.82% in patients and natural populations respectively in these areas.
检测17例血标本，阳性率为5 8 8% （ 10 /17） ，与血清学检测和临床诊断治疗结果相符合。
This PCR system has been successful in detecting 17 clinical samples, the positive rate were 58.8%(10/17).
分离出的菌株在单克隆反应上与美国菌株不同。用间接荧光抗体法检测308名居民血清，阳性率为13.3%。
The sera of 308 residents were tested for antibodies against Borrelia burgdorferi (strain B31) by IFA, 41(13.3%) residents were positive.
肝炎基因诊断芯片可以同时检测乙型和丙型肝炎，诊断乙型肝炎血清准确率可达80％，假阳性率低。
Hepatitis B and C can be detected by one gene chip. The accuracy of diagnosing hepatitis B in the serum can reach 80%, the pseudopositive ratio by using gene chips was low.
用重组铁蛋白检测30例日本血吸虫病人血清和30例正常人血清，阳性率和假阳性率分别为93 3%和3 3%。
The sera from 30 schistosomiasis patients and 30 normal controls were tested. The result showed the positive rate and the false-positive rate were 93 3% and 3 3%, respectively.
结果407例中枢神经系统疾病患者血清囊虫特异性循环抗原阳性率为6。39％，特异性抗体阳性率为5。90％，总阳性率为7。13％。
Results In 407 center nerve system sufferer, circulation antigen positive rate was 6.39%, antibody positive rate was 5.90%, and total positive rate was 7.13%.
在4月龄的猪中观测到最高水平的抗猪戊型肝炎病毒的血清抗体阳性率。
The highest prevalence of anti-swine HEV antibodies was observed in 4-month-old pigs.
初次探索方法时曾检测50份华支睾吸虫病人血清，46份阳性反应，阳性率92%，间接萤光抗体(IFAT)阳性率为74%。
Initially this method was employed to dected antibodies in sera from 50 clonorchiasis patients; 46 sera were found to be positive with a positivity rate of 92%.
湖区人群血吸虫血清学阳性率存在很强的空间相关性且每年略有差异，而山区的空间相关性不强。
Seroprevalence presents a strong spatial correlation in lake region with certain yearly variability, but such spatial correlation is weak in mountainous region.
结果：85例慢性乙肝患者血清中自身抗体阳性率约为32.94%，明显高于健康对照组。
Results:The positive rate of autoantibodies in chronic hepatitis B was higher in comparison with those in normal group(32.94%, 28/85).
回顾性调查显示，既往不同暴露疫水方式和暴露强度的人群血清学阳性率不同。
As revealed from retrospective investigation, the positive rate of serological reaction varied with the manner and intensity of previous contact with water in endemic area.
病人血清检测阳性率为73.33%（33/45），血清群以澳洲群和黄疸出血群为主；
Positive rate of patients serum was 73.33% (33/45), the main serum group were Australia group and jaundice bleed group;
湖区人群血吸虫血清学阳性率每年空间相关系数位于0.868~0.945之间，山区的多数年份无统计学意义。
The spatial correlation coefficients ranged from 0.868 to 0.945 for lake region while they were not significant for most years in mountainous region.
溶血三项试验中直接抗人球蛋白试验阳性88例，阳性率为44%（88/200），血清游离抗体试验阳性56例，阳性率为28%（56/200），抗体释放试验阳性125例，阳性率为62.5%（125/200）。
Among hemolysis three tests, the positive rates of direct coombs test, free antibody test and antibody release test were 44%(88/200), 28%(56/200) and 62.5%(125/200) respectively.
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