{"id":"https://openalex.org/W4380985642","doi":"https://doi.org/10.3329/bjms.v22i3.65316","title":"Determining Tuffier\u2019s Line by Ultrasound in Pregnant and Non-pregnant Female Patients: a prospective cohort study","display_name":"Determining Tuffier\u2019s Line by Ultrasound in Pregnant and Non-pregnant Female Patients: a prospective cohort study","publication_year":2023,"publication_date":"2023-06-16","ids":{"openalex":"https://openalex.org/W4380985642","doi":"https://doi.org/10.3329/bjms.v22i3.65316"},"language":"en","primary_location":{"id":"doi:10.3329/bjms.v22i3.65316","doi":"https://doi.org/10.3329/bjms.v22i3.65316","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3329/bjms.v22i3.65316","pdf_url":"https://www.banglajol.info/index.php/BJMS/article/download/65316/44843","source":{"id":"https://openalex.org/S207393940","display_name":"Bangladesh Journal of Medical Science","issn_l":"2076-0299","issn":["2076-0299","1607-0755","2079-6854","2223-4721"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jpps-2","poland-20","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319535","host_organization_name":"Ibn Sina Trust","host_organization_lineage":["https://openalex.org/P4310319535"],"host_organization_lineage_names":["Ibn Sina Trust"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bangladesh Journal of Medical Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.banglajol.info/index.php/BJMS/article/download/65316/44843","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5080674045","display_name":"L\u00fctfiye Pirbudak","orcid":"https://orcid.org/0000-0002-3474-1056","observed_orcids":["https://orcid.org/0000-0002-3474-1056"]},"institutions":[{"id":"https://openalex.org/I59738393","display_name":"Gaziantep University","ror":"https://ror.org/020vvc407","country_code":"TR","type":"education","lineage":["https://openalex.org/I59738393"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Lutfiye P\u0131rbudak","raw_affiliation_strings":["Algology Department, Gaziantep University Medical Faculty, Gaziantep, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Algology Department, Gaziantep University Medical Faculty, Gaziantep, Turkey","institution_ids":["https://openalex.org/I59738393"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5092187706","display_name":"Bahar Seker","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I59738393","display_name":"Gaziantep University","ror":"https://ror.org/020vvc407","country_code":"TR","type":"education","lineage":["https://openalex.org/I59738393"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Bahar Seker","raw_affiliation_strings":["Anesthesiology and Reanimation Department, Gaziantep University Medical Faculty, Gaziantep, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Anesthesiology and Reanimation Department, Gaziantep University Medical Faculty, Gaziantep, Turkey","institution_ids":["https://openalex.org/I59738393"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067434618","display_name":"Erg\u00fcn Mende\u015f","orcid":"https://orcid.org/0000-0003-4350-6055","observed_orcids":["https://orcid.org/0000-0003-4350-6055"]},"institutions":[{"id":"https://openalex.org/I4210128276","display_name":"Sa\u011fl\u0131k Bilimleri \u00dcniversitesi","ror":"https://ror.org/03k7bde87","country_code":"TR","type":"education","lineage":["https://openalex.org/I4210128276"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Ergun Mendes","raw_affiliation_strings":["Department of Anesthesiology and Reanimation, University of Health Sciences, Istanbul Basaksehir Cam and Sakura City Health Application and Research Center, Istanbul"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anesthesiology and Reanimation, University of Health Sciences, Istanbul Basaksehir Cam and Sakura City Health Application and Research Center, Istanbul","institution_ids":["https://openalex.org/I4210128276"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007162301","display_name":"Yusuf EMEL\u0130","orcid":"https://orcid.org/0000-0002-2984-2688","observed_orcids":["https://orcid.org/0000-0002-2984-2688"]},"institutions":[{"id":"https://openalex.org/I4391012566","display_name":"Seyhan Devlet Hastanesi","ror":"https://ror.org/02cwcxm13","country_code":"TR","type":"healthcare","lineage":["https://openalex.org/I4391012566"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Yusuf Emel\u0131","raw_affiliation_strings":["Anesthesiology and Reanimation, Seyhan State Hospital, Adana, Turkey"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Anesthesiology and Reanimation, Seyhan State Hospital, Adana, Turkey","institution_ids":["https://openalex.org/I4391012566"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.5622,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.60837668,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"22","issue":"3","first_page":"529","last_page":"535"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10189","display_name":"Anesthesia and Pain Management","score":0.7211999893188477,"subfield":{"id":"https://openalex.org/subfields/2703","display_name":"Anesthesiology and Pain Medicine"},"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/T10189","display_name":"Anesthesia and Pain Management","score":0.7211999893188477,"subfield":{"id":"https://openalex.org/subfields/2703","display_name":"Anesthesiology and Pain Medicine"},"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/T11738","display_name":"Ultrasound in Clinical Applications","score":0.09690000116825104,"subfield":{"id":"https://openalex.org/subfields/2706","display_name":"Critical Care and Intensive Care Medicine"},"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/T10238","display_name":"Spine and Intervertebral Disc Pathology","score":0.03009999915957451,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"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/pregnancy","display_name":"pregnancy","score":0.6830000281333923},{"id":"https://openalex.org/keywords/lateral-decubitus-position","display_name":"lateral decubitus position","score":0.7590000033378601},{"id":"https://openalex.org/keywords/spinal-anesthesia","display_name":"spinal anesthesia","score":0.3540000021457672},{"id":"https://openalex.org/keywords/needle-insertion-site","display_name":"needle insertion site","score":0.5709999799728394},{"id":"https://openalex.org/keywords/spinal-cord-injury-prevention","display_name":"spinal cord injury prevention","score":0.7129999995231628},{"id":"https://openalex.org/keywords/lumbar-spine-anatomy","display_name":"lumbar spine anatomy","score":0.4429999887943268},{"id":"https://openalex.org/keywords/gestational-age","display_name":"gestational age","score":0.48500001430511475},{"id":"https://openalex.org/keywords/anesthesia-risk-assessment","display_name":"anesthesia risk assessment","score":0.3569999933242798},{"id":"https://openalex.org/keywords/female-patients","display_name":"female patients","score":0.3700000047683716}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9720348119735718},{"id":"https://openalex.org/C2781167935","wikidata":"https://www.wikidata.org/wiki/Q795090","display_name":"Palpation","level":2,"score":0.8895795345306396},{"id":"https://openalex.org/C143753070","wikidata":"https://www.wikidata.org/wiki/Q162564","display_name":"Ultrasound","level":2,"score":0.7249917984008789},{"id":"https://openalex.org/C188816634","wikidata":"https://www.wikidata.org/wiki/Q2113324","display_name":"Prospective cohort study","level":2,"score":0.7120233774185181},{"id":"https://openalex.org/C44575665","wikidata":"https://www.wikidata.org/wiki/Q1293405","display_name":"Lumbar","level":2,"score":0.6300907135009766},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.5095868110656738},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.45526623725891113},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.42497074604034424},{"id":"https://openalex.org/C201903717","wikidata":"https://www.wikidata.org/wiki/Q1778788","display_name":"Cohort study","level":2,"score":0.42176929116249084},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.3439677059650421},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.3361924886703491},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.3313899636268616},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.18245980143547058},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3329/bjms.v22i3.65316","doi":"https://doi.org/10.3329/bjms.v22i3.65316","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3329/bjms.v22i3.65316","pdf_url":"https://www.banglajol.info/index.php/BJMS/article/download/65316/44843","source":{"id":"https://openalex.org/S207393940","display_name":"Bangladesh Journal of Medical Science","issn_l":"2076-0299","issn":["2076-0299","1607-0755","2079-6854","2223-4721"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jpps-2","poland-20","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319535","host_organization_name":"Ibn Sina Trust","host_organization_lineage":["https://openalex.org/P4310319535"],"host_organization_lineage_names":["Ibn Sina Trust"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bangladesh Journal of Medical Science","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.3329/bjms.v22i3.65316","doi":"https://doi.org/10.3329/bjms.v22i3.65316","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3329/bjms.v22i3.65316","pdf_url":"https://www.banglajol.info/index.php/BJMS/article/download/65316/44843","source":{"id":"https://openalex.org/S207393940","display_name":"Bangladesh Journal of Medical Science","issn_l":"2076-0299","issn":["2076-0299","1607-0755","2079-6854","2223-4721"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jpps-2","poland-20","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319535","host_organization_name":"Ibn Sina Trust","host_organization_lineage":["https://openalex.org/P4310319535"],"host_organization_lineage_names":["Ibn Sina Trust"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bangladesh Journal of Medical Science","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9922999739646912,"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":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4380985642.pdf","grobid_xml":"https://content.openalex.org/works/W4380985642.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W1241319509","https://openalex.org/W1490483962","https://openalex.org/W1996768828","https://openalex.org/W2065369395","https://openalex.org/W2091135184","https://openalex.org/W2118449027","https://openalex.org/W2126172446","https://openalex.org/W2130083141","https://openalex.org/W2139415608","https://openalex.org/W2253816144","https://openalex.org/W2442683121","https://openalex.org/W2518835354","https://openalex.org/W2909112743","https://openalex.org/W2970737088","https://openalex.org/W2982505539","https://openalex.org/W3089047603"],"related_works":["https://openalex.org/W4220855224","https://openalex.org/W2982505539","https://openalex.org/W1490483962","https://openalex.org/W7219367008","https://openalex.org/W2130509679","https://openalex.org/W7055681756","https://openalex.org/W4399901126","https://openalex.org/W4405952699","https://openalex.org/W4403823026","https://openalex.org/W2156316986"],"abstract_inverted_index":{"Objectives:":[0],"The":[1,65,77,173,212],"correct":[2,312],"determination":[3,129],"of":[4,16,25,131,215,243,302,318,327,358],"the":[5,14,55,89,108,115,136,205,216,233,241,250,278,287,300,311,319,322,345,353],"vertebral":[6,116,138,174,213,313],"level":[7,29,117,291,314],"is":[8,39],"important":[9],"in":[10,54,72,104,107,142,160,167,176,186,192,199,208,218,227,236,258,277,315,321,352],"anesthesia":[11],"management":[12],"and":[13,63,135,146,163,203,231,254,329],"prevention":[15],"possible":[17,336],"risks.":[18],"It":[19],"has":[20],"been":[21],"shown":[22],"that":[23,122],"estimation":[24],"L4/5":[26],"intervertebral":[27],"lumbar":[28,350],"based":[30],"on":[31],"Tuffier\u2019s":[32,51,120,132,303],"line":[33,52,121,304],"determined":[34,118,183,305],"by":[35,119,125,151,343],"palpation":[36,307],"(palpated":[37],"L4/5)":[38],"often":[40],"inaccurate.":[41],"In":[42,297],"this":[43,73,290,298],"study,":[44,299],"it":[45],"was":[46,102,123,224,274,292],"aimed":[47],"to":[48,60,82,94,113,264,282],"investigate":[49],"how":[50],"changes":[53],"lateral":[56,110,323],"decubitus":[57,111,324],"position":[58,112],"due":[59],"pregnancy.":[61],"Material":[62],"Methods:":[64],"patients":[66,79,91,159,166,217,320],"were":[67,80,92,140,154,182,261],"divided":[68],"into":[69],"two":[70],"groups":[71,106],"prospective":[74],"cohort":[75],"study.":[76],"pregnant":[78,354],"assigned":[81,93],"Group":[83,95,161,168,177,219,259,265,272],"P":[84,162,178,260,273],"(n":[85,97],"=":[86,98,171,252,256,285,295],"75)":[87],"while":[88],"non-pregnant":[90],"NP":[96,169,220,266],"60).":[99],"Lumbar":[100],"ultrasound":[101,181,223,351],"conducted":[103],"both":[105,143,152],"left":[109],"verify":[114],"detected":[124,137,150,179,221],"palpation.":[126],"Demographic":[127],"data,":[128],"time":[130],"line,":[133],"ultrasound,":[134],"levels":[139,149,175,214],"recorded":[141],"groups.":[144],"Results":[145],"Discussion:":[147],"Vertebral":[148],"techniques":[153],"compatible":[155],"with":[156],"35":[157],"(46.6%)":[158],"36":[164],"(60%)":[165],"(p":[170,284,294],"0.165).":[172],"via":[180,222,349],"at":[184,190,196,204,225,232],"L2":[185],"three":[187,193,200],"(4%)":[188,194,201],"patients,":[189,195,202,230],"L2/3":[191,226],"L3":[197,283],"intervals":[198],"L3/4":[206,234],"interval":[207,235],"31":[209],"(41.3%)":[210],"patients.":[211,239,355],"2":[228],"(3.3%)":[229],"22":[237,362],"(36.7%)":[238],"For":[240],"risk":[242,279,288],"insertion":[244,347],"from":[245],"a":[246,335],"risky":[247],"injection":[248],"site,":[249],"OR":[251],"3.96\u201395":[253],"GA":[255],"0.82\u201319.05":[257],"higher":[262],"compared":[263],"(approximately":[267],"4":[268],"times":[269],"higher).":[270],"While":[271],"significantly":[275],"limited":[276],"analysis,":[280],"according":[281],"0.087),":[286],"under":[289],"similar":[293],"0.124).":[296],"verification":[301],"through":[306],"did":[308],"not":[309],"show":[310],"almost":[316],"half":[317],"position,":[325],"regardless":[326],"pregnancy":[328],"demographic":[330],"data.":[331],"Conclusion:":[332],"We":[333],"believe":[334],"spinal":[337],"cord":[338],"injury":[339],"can":[340],"be":[341],"prevented":[342],"determining":[344],"needle":[346],"site":[348],"Bangladesh":[356],"Journal":[357],"Medical":[359],"Science":[360],"Vol.":[361],"No.":[363],"03":[364],"July\u201923":[365],"Page":[366],":":[367],"529-535":[368]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-11-13T13:42:25.865203","created_date":"2023-06-17T00:00:00"}