论文英文句子（精选5篇）.docx

论文英文句子（精选5篇）

第一篇：论文英文句子1.Higherratesofbacterialvaginosis（BV）amongblackwomenlikelycontributetodisparityintheseoutcomes.Unfortunately,theprimarycausesofdisparityinBVprevalencearenotknown.2.ThishasledtospeculationthatblackwomenarepredisposedtoBVbecauseofinherentlyhigherpHlevels.3.RacialdifferencesinvaginalpHmaysimplyreflectdifferencesinvaginalflora.4.ComparisonsofpHlevelsbyracethatdonotaccountfordifferencesinfloramayyieldspuriousresults.5.Toaddressthisissue,wecomparedvaginalpHamongaraciallypersesampleofpregnantwomenwithoutBVandtrichomoniasis,andstratifiedcomparisonsbyvaginalfloralpatterns.6.Detailsregardingthestudyhavebeenpreviouslydescribed.7.ThecurrentanalysisofthesepreviouslycollecteddatawasexemptedfromtheInstitutionalReviewBoards(IRBs)reviewbytheOfficeofHumanSubjectResearch,NationalInstitutesofHealth.8.Race/ethnicitywasbasedon5mutually(5对）exclusivecategories:white,black,Hispanic,Asian-PacificIslander,orother9.SterilecottonswabswereusedtoobtainmaterialfromtheposteriorvaginalfornixforavaginalsmearandforcultureforTrichomonasvaginalis(T.vaginalis)10.Cultureswereincubatedat37(C;at2-to3-dayintervals,sampleswereexaminedmicroscopicallyunder400!powerforthepresenceofmotile,ovalflagellatedprotozoa.11.Vaginalsmearswereairdried,Gramstained,andassessedundermagnification(x1000)usingthescoringsystemofNugentetal.12.Thisfindingwasconfirmedinamultivariateanalysesthatincludedrace,actualscorevalue,ageandclinicalsite.13.TheadjusteddifferenceinvaginalpHwasnolongerstatisticallysignificant(0.015lowerinwhitewomen,95%ConfidenceInterval;-0.036-0.007,p=0.18).14.Giventhesefindings,itislikelythatracialvariationinvaginalpHisattributabletodifferencesinvaginalfloraandnottobiologicalvariationinvaginalpH.15.ExperimentaldataareconsistentwiththehypothesisthatlactobacillimaintainvaginalpHinthenormalrangepresumablybytheanaerobicmetabolismofvaginalglycogentoacidicproducts.16.Therapeuticuseofcarbohydratesininflammatoryboweldiseases(IBDs)isdiscussedfromtwotheoretical,apparentdiametricallyoppositeperspectiv