简介：TheboatcollisionincidentwhichoccurredinwatersofftheDiaoyuIslandsonSeptember7,2010,cametoanendwhentheJapanesesidefreedtheChinesecaptainwithexemptionfromprosecution.However,thesovereigndisputesbetweenthetwocountriesarefarfrombeingsettled,aswasdemonstrated

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简介：ＤＩＳＴＲＩＢＵＴＩＯＮＯＦＬＯＷＦＲＥＱＵＥＮＣＹＷＡＶＥＳＩＮＮＯＲＴＨＰＡＣＩＦＩＣＡＮＤＩＮＴＲＡＳＥＡＳＯＮＡＬＡＢＮＯＲＭＡＬＩＴＹＯＦＴＨＥＷＥＳＴＥＲＮＰＡＣＩＦＩＣＳＵＢＴＲＯＰＩＣＡＬＨＩＧＨＬｉＸｉｎｇｌｉａｎｇ（李兴亮）（Ｍｅ...

简介：Somestudieshavesuggestedthatearlysurgicaltreatmentcaneffectivelyimprovetheprognosisofcervicalspinalcordinjurywithoutradiologicalabnormality,butnoresearchhasfocusedonthedevelopmentofaprognosticmodelofcervicalspinalcordinjurywithoutradiologicalabnormality.Thisretrospectiveanalysisincluded43patientswithcervicalspinalcordinjurywithoutradiologicalabnormality.Sevenpotentialfactorswereassessed:age,sex,externalforcestrengthcausingdamage,durationofdisease,degreeofcervicalspinalstenosis,JapaneseOrthopaedicAssociationscore,andphysiologicalcervicalcurvature.Amodelwasestablishedusingmultiplebinarylogisticregressionanalysis.Themodelwasevaluatedbyconcordantprofilingandtheareaunderthereceiveroperatingcharacteristiccurve.Bootstrappingwasusedforinternalvalidation.Theprognosticmodelwasasfollows:logit(P)=-25.4545+21.2576VALUE+1.2160SCORE-3.4224TIME,whereVALUEreferstothePavlovratioindicatingtheextentofcervicalspinalstenosis,SCOREreferstotheJapaneseOrthopaedicAssociationscore(0–17)aftertheoperation,andTIMEreferstothediseaseduration(frominjurytooperation).Theareaunderthereceiveroperatingcharacteristiccurveforallpatientswas0.8941(95%confidenceinterval,0.7930–0.9952).Threefactorsassessedinthepredictivemodelwereassociatedwithpatientoutcomes:agreatextentofcervicalstenosis,apoorpreoperativeneurologicalstatus,andalongdiseaseduration.Thesethreefactorscouldworsenpatientoutcomes.Moreover,thediseaseprognosiswasconsideredgoodwhenlogit(P)≥-2.5105.Overall,themodeldisplayedacertainclinicalvalue.ThisstudywasapprovedbytheBiomedicalEthicsCommitteeoftheSecondAffiliatedHospitalofXi’anJiaotongUniversity,China(approvalnumber:2018063)onMay8,2018.

简介：Inthispaper,basedonGansuDigitalSeismicNetworkdatasince1990,wecalculatedb-valueand⊿b-valueoftheneighborhoodareabeforethe2013Minxian-ZhangxianM_S6.6,earthquake.Theresultsshowthattheearthquakeoccurredatthemarginofthesignificantlylowerb-valueareainsoutheastofGansuandbeforetheearthquaketheneighborhoodareahadanobviouslyabnormal⊿b-value.Fromtheearthquakeandthespatialdistributionoflowb-value,theregionstillhasthepossibilityofgeneratingdangerousstrongearthquakes.