{"id":"https://openalex.org/W2393063007","doi":null,"title":"The Value of Transvaginal Ultrasonographic Examination of the Uterine Cervix in Predicting Preterm Delivery","display_name":"The Value of Transvaginal Ultrasonographic Examination of the Uterine Cervix in Predicting Preterm Delivery","publication_year":2001,"publication_date":"2001-01-01","ids":{"openalex":"https://openalex.org/W2393063007","mag":"2393063007"},"language":"en","primary_location":{"id":"mag:2393063007","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-ZHWC200101003.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764700186","display_name":"Zhonghua weichan yixue zazhi","issn_l":"1007-9408","issn":["1007-9408"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4320800525","host_organization_name":"Chinese Medical Association","host_organization_lineage":["https://openalex.org/P4320800525"],"host_organization_lineage_names":["Chinese Medical Association"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Zhonghua weichan yixue zazhi","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5031768759","display_name":"Yang Tai-zh","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Yang Tai-zh","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5031768759"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.34169021,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11290","display_name":"Preterm Birth and Chorioamnionitis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11290","display_name":"Preterm Birth and Chorioamnionitis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10453","display_name":"Maternal and Perinatal Health Interventions","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10978","display_name":"Prenatal Screening and Diagnostics","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/transvaginal-ultrasound","display_name":"transvaginal ultrasound","score":0.9570000171661377},{"id":"https://openalex.org/keywords/cervix","display_name":"uterine cervix","score":0.9110000133514404},{"id":"https://openalex.org/keywords/preterm-birth-prediction","display_name":"preterm birth prediction","score":0.8930000066757202},{"id":"https://openalex.org/keywords/threatened-preterm-labor","display_name":"threatened preterm labor","score":0.9980000257492065},{"id":"https://openalex.org/keywords/intact-membranes","display_name":"intact membranes","score":0.7639999985694885},{"id":"https://openalex.org/keywords/cervical-length","display_name":"cervical length","score":0.8600000143051147},{"id":"https://openalex.org/keywords/cervical-funneling","display_name":"cervical funneling","score":0.8399999737739563},{"id":"https://openalex.org/keywords/tocolysis","display_name":"tocolysis","score":0.8180000185966492}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8448595404624939},{"id":"https://openalex.org/C2777740455","wikidata":"https://www.wikidata.org/wiki/Q666412","display_name":"Cervix","level":3,"score":0.657883882522583},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.6132609844207764},{"id":"https://openalex.org/C3017786699","wikidata":"https://www.wikidata.org/wiki/Q625506","display_name":"Preterm delivery","level":4,"score":0.5876249074935913},{"id":"https://openalex.org/C58471807","wikidata":"https://www.wikidata.org/wiki/Q327120","display_name":"Receiver operating characteristic","level":2,"score":0.48558419942855835},{"id":"https://openalex.org/C151956035","wikidata":"https://www.wikidata.org/wiki/Q1132755","display_name":"Logistic regression","level":2,"score":0.47548067569732666},{"id":"https://openalex.org/C2908690606","wikidata":"https://www.wikidata.org/wiki/Q16919310","display_name":"Transvaginal ultrasonography","level":3,"score":0.47199562191963196},{"id":"https://openalex.org/C529618451","wikidata":"https://www.wikidata.org/wiki/Q234904","display_name":"Ultrasonography","level":2,"score":0.4482908844947815},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.42969298362731934},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.22806671261787415},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.2091316282749176},{"id":"https://openalex.org/C46973012","wikidata":"https://www.wikidata.org/wiki/Q28627","display_name":"Gestation","level":3,"score":0.11584088206291199},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.084113210439682},{"id":"https://openalex.org/C121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","level":2,"score":0.053245604038238525},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2393063007","doi":null,"is_oa":false,"landing_page_url":"https://en.cnki.com.cn/Article_en/CJFDTOTAL-ZHWC200101003.htm","pdf_url":null,"source":{"id":"https://openalex.org/S2764700186","display_name":"Zhonghua weichan yixue zazhi","issn_l":"1007-9408","issn":["1007-9408"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4320800525","host_organization_name":"Chinese Medical Association","host_organization_lineage":["https://openalex.org/P4320800525"],"host_organization_lineage_names":["Chinese Medical Association"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Zhonghua weichan yixue zazhi","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.98580002784729,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2386231606","https://openalex.org/W2353749235","https://openalex.org/W2385914827","https://openalex.org/W2793707130","https://openalex.org/W4247391150","https://openalex.org/W2255597337","https://openalex.org/W105651601","https://openalex.org/W3205122260","https://openalex.org/W4253715327","https://openalex.org/W2789367263"],"abstract_inverted_index":{"Objective":[0],"To":[1],"evaluate":[2],"the":[3,10,38,45,87,104,108,128,135,139,153,158,168,171,174],"value":[4],"of":[5,9,37,47,61,89,100,111,124,157,170,173],"transvaginal":[6,154],"ultrasonographic":[7,93,102],"examination":[8,156],"uterine":[11,159],"cervix":[12,160],"in":[13,23,66],"predicting":[14],"pretem":[15],"delivery.":[16,113],"Methods":[17],"Transvaginal":[18],"ultrasonography":[19,39],"(TVS)":[20],"was":[21,64,80,107,127],"performed":[22],"52":[24,67],"patients":[25,68,175],"admitted":[26],"with":[27,32,69,176],"threatened":[28,70,177],"preterm":[29,62,71,90,112,136,178],"labor":[30,72,179],"and":[31,53,92,141,145,164,180],"intact":[33,181],"membranes.":[34,182],"Cervical":[35],"parameters":[36,103],"were":[40,143],"evaluated":[41],"including":[42],"endocervical":[43],"length,":[44,50],"presence":[46],"funneling,":[48],"funnel":[49,51],"width":[52],"cervical":[54,94,105,122],"indexs[(Funnel":[55],"length+1)/Endocervical":[56],"length].":[57],"Results":[58],"The":[59],"prevalence":[60],"delivery":[63,91,137],"26.92%(14/52)":[65],"despite":[73],"routine":[74],"tocolytic":[75],"therapy.":[76],"A":[77],"significant":[78],"relationship":[79],"indicated":[81],"by":[82],"logistic":[83],"regression":[84],"analysis":[85,118],"between":[86],"occurrence":[88],"parameters(":[95],"P":[96],"0.001":[97],"respectively).":[98],"But":[99],"all":[101],"length":[106,123],"best":[109,129],"predictor":[110],"Receiver":[114],"operating":[115],"characteristic":[116],"curve":[117],"showed":[119],"that":[120,152],"a":[121],"17":[125],"mm":[126],"cut":[130],"off":[131],"point":[132],"to":[133],"predict":[134],"occurrence,":[138],"sensitivity":[140],"specificity":[142],"78.57%":[144],"86.84%":[146],"respectively.":[147],"Conclusions":[148],"It":[149],"is":[150,161],"suggested":[151],"uitrasonographic":[155],"an":[162],"objective":[163],"accurate":[165],"method":[166],"for":[167],"prediction":[169],"outcome":[172]},"counts_by_year":[],"updated_date":"2026-09-26T08:19:03.415552","created_date":"2016-06-24T00:00:00"}