Background:Bacterial vaginosis(BV),a lower genital tract syndrome,has been linked to adverse pregnancy outcomes and is regarded as the prevalent type of vaginal infection in females of childbearing age.Objectives:To d...Background:Bacterial vaginosis(BV),a lower genital tract syndrome,has been linked to adverse pregnancy outcomes and is regarded as the prevalent type of vaginal infection in females of childbearing age.Objectives:To determine the accuracy of Nugent scoring and Gardnerella vaginalis culture in the diagnosis of bacterial vaginosis(BV)among pregnant women attending antenatal clinic in Nnamdi Azikiwe University Teaching Hospital,Nnewi,Nigeria.Method:This cross-sectional study evaluated biospecimen from 333 pregnant women enrolled through systematic random sampling technique.Biospecimens of vaginal discharge were tested for BV infection using Amsel’s criteria,Nugent’s score and culture of G.Vaginalis.Using Amsel’s criteria as a“gold standard”,the Nugent’s score and culture of G.vaginalis were estimated.Results:Prevalence of 26.12%,25.82% and 28.20% of BV was found using Amsel criteria,Nugent’s method and culture of G.vaginalis,respectively.No statistical relationship exists between socio-demographic characteristics and BV(P>0.05).Sexual exposure,and vaginal hygienic practices influences BV(P<0.05)infection and also with fishy odor during or after sexual intercourse,Gardnerella morphotypes,Bacteroides morphotypes and BV(P<0.05).An inverse relationship existed between lactobacilli morphotypes and BV.The prevalence of HIV was 5.41% and 16 out of 18 had BV diagnosed using Amsel criteria.Nugent method correlated strongly with Amsel criteria(P<0.05).In comparison with Amsel criteria,it had 78.16% sensitivity,92.68% specificity,79.07% positive predictive value,92.31% negative predictive value and 88.89% accuracy rate.This was in contrast distinction to the culture of G.vaginalis,which had 56.32%sensitivity,81.70% specificity,52.13% positive predictive value,84.10% negative predictive value and 75.08% accuracy rate.Conclusion:Nugent method correlated strongly with Amsel criteria(P<0.05)and had 78.16% sensitivity,92.68% specificity,79.07% positive predictive value,92.31% negative predictive value and 88.89% accuracy rate.Contrariwise,the culture of G.vaginalis had 56.32% sensitivity,81.70% specificity,52.13% positive predictive value,84.10% negative predictive value and 75.08% accuracy rate for BV diagnosis.展开更多
目的:探讨细菌性阴道病(bacteria l vag inos is,BV)BV蓝快速检测在临床中的应用价值。方法对340例阴道分泌物标本平行进行Am se l法[1](颜色和性状观察、胺试验、pH值和镜检线索细胞)、两种BV蓝快速法检测。以Am se l法合并革兰染色法...目的:探讨细菌性阴道病(bacteria l vag inos is,BV)BV蓝快速检测在临床中的应用价值。方法对340例阴道分泌物标本平行进行Am se l法[1](颜色和性状观察、胺试验、pH值和镜检线索细胞)、两种BV蓝快速法检测。以Am se l法合并革兰染色法为扩大了的金标准,评价BV蓝快速检测法的临床应用价值。结果BV蓝快速检测法A与Am se l法结合涂片革兰染色法在临床细菌性阴道炎检测中无显著差异(A试剂χ2=0.167,P>0.05),BV蓝快速检测法B与Am se l法结合涂片革兰染色法在临床细菌性阴道炎检测中差异有非常显著意义(χ2=14.75,P≤0.01)。结论BV蓝快速检测法是一种新型、简便、快速、经济的方法,可用于临床辅助诊断BV,但是市场上的试剂质量良莠不齐,要认真比对,筛选出好的试剂才能做到真正意义的快速临床辅助诊断,减少漏诊误诊率。展开更多
文摘Background:Bacterial vaginosis(BV),a lower genital tract syndrome,has been linked to adverse pregnancy outcomes and is regarded as the prevalent type of vaginal infection in females of childbearing age.Objectives:To determine the accuracy of Nugent scoring and Gardnerella vaginalis culture in the diagnosis of bacterial vaginosis(BV)among pregnant women attending antenatal clinic in Nnamdi Azikiwe University Teaching Hospital,Nnewi,Nigeria.Method:This cross-sectional study evaluated biospecimen from 333 pregnant women enrolled through systematic random sampling technique.Biospecimens of vaginal discharge were tested for BV infection using Amsel’s criteria,Nugent’s score and culture of G.Vaginalis.Using Amsel’s criteria as a“gold standard”,the Nugent’s score and culture of G.vaginalis were estimated.Results:Prevalence of 26.12%,25.82% and 28.20% of BV was found using Amsel criteria,Nugent’s method and culture of G.vaginalis,respectively.No statistical relationship exists between socio-demographic characteristics and BV(P>0.05).Sexual exposure,and vaginal hygienic practices influences BV(P<0.05)infection and also with fishy odor during or after sexual intercourse,Gardnerella morphotypes,Bacteroides morphotypes and BV(P<0.05).An inverse relationship existed between lactobacilli morphotypes and BV.The prevalence of HIV was 5.41% and 16 out of 18 had BV diagnosed using Amsel criteria.Nugent method correlated strongly with Amsel criteria(P<0.05).In comparison with Amsel criteria,it had 78.16% sensitivity,92.68% specificity,79.07% positive predictive value,92.31% negative predictive value and 88.89% accuracy rate.This was in contrast distinction to the culture of G.vaginalis,which had 56.32%sensitivity,81.70% specificity,52.13% positive predictive value,84.10% negative predictive value and 75.08% accuracy rate.Conclusion:Nugent method correlated strongly with Amsel criteria(P<0.05)and had 78.16% sensitivity,92.68% specificity,79.07% positive predictive value,92.31% negative predictive value and 88.89% accuracy rate.Contrariwise,the culture of G.vaginalis had 56.32% sensitivity,81.70% specificity,52.13% positive predictive value,84.10% negative predictive value and 75.08% accuracy rate for BV diagnosis.
文摘目的:探讨细菌性阴道病(bacteria l vag inos is,BV)BV蓝快速检测在临床中的应用价值。方法对340例阴道分泌物标本平行进行Am se l法[1](颜色和性状观察、胺试验、pH值和镜检线索细胞)、两种BV蓝快速法检测。以Am se l法合并革兰染色法为扩大了的金标准,评价BV蓝快速检测法的临床应用价值。结果BV蓝快速检测法A与Am se l法结合涂片革兰染色法在临床细菌性阴道炎检测中无显著差异(A试剂χ2=0.167,P>0.05),BV蓝快速检测法B与Am se l法结合涂片革兰染色法在临床细菌性阴道炎检测中差异有非常显著意义(χ2=14.75,P≤0.01)。结论BV蓝快速检测法是一种新型、简便、快速、经济的方法,可用于临床辅助诊断BV,但是市场上的试剂质量良莠不齐,要认真比对,筛选出好的试剂才能做到真正意义的快速临床辅助诊断,减少漏诊误诊率。
