{"id":"https://openalex.org/W72839491","doi":null,"title":"Intra and interobserver variability of renal allograft ultrasound volume and resistive index measurements.","display_name":"Intra and interobserver variability of renal allograft ultrasound volume and resistive index measurements.","publication_year":2005,"publication_date":"2005-04-01","ids":{"openalex":"https://openalex.org/W72839491","mag":"72839491","pmid":"https://pubmed.ncbi.nlm.nih.gov/15883523"},"language":"en","primary_location":{"id":"pmid:15883523","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15883523","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"La Radiologia medica","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["pubmed"],"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/A5008765127","display_name":"Marcello Mancini","orcid":"https://orcid.org/0000-0003-2731-1434","observed_orcids":["https://orcid.org/0000-0003-2731-1434"]},"institutions":[{"id":"https://openalex.org/I4210137074","display_name":"Institute of Biostructure and Bioimaging","ror":"https://ror.org/03rqtqb02","country_code":"IT","type":"facility","lineage":["https://openalex.org/I4210137074","https://openalex.org/I4210155236"]},{"id":"https://openalex.org/I4210155236","display_name":"National Research Council","ror":"https://ror.org/04zaypm56","country_code":"IT","type":"nonprofit","lineage":["https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Marcello Mancini","raw_affiliation_strings":["Istituto di Biostrutture e Bioimmagini, Consiglio Nazionale delle Ricerche, Napoli, Italy. marcello.marcini@libero.it","Istituto di Biostrutture e Bioimmagini, Consiglio Nazionale delle Ricerche, Napoli, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Istituto di Biostrutture e Bioimmagini, Consiglio Nazionale delle Ricerche, Napoli, Italy. marcello.marcini@libero.it","institution_ids":["https://openalex.org/I4210137074","https://openalex.org/I4210155236"]},{"raw_affiliation_string":"Istituto di Biostrutture e Bioimmagini, Consiglio Nazionale delle Ricerche, Napoli, Italy","institution_ids":["https://openalex.org/I4210137074","https://openalex.org/I4210155236"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113542449","display_name":"Stefania Daniele","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Stefania Daniele","raw_affiliation_strings":["University of Naples-Federico II"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Naples-Federico II","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003737488","display_name":"Teresa Raffio","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Teresa Raffio","raw_affiliation_strings":["University of Naples-Federico II"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Naples-Federico II","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047397856","display_name":"Raffaele Liuzzi","orcid":"https://orcid.org/0000-0002-2350-6691","observed_orcids":["https://orcid.org/0000-0002-2350-6691"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Raffaele Liuzzi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037488212","display_name":"Massimo Sabbatini","orcid":"https://orcid.org/0000-0003-1339-9228","observed_orcids":["https://orcid.org/0000-0003-1339-9228"]},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Massimo Sabbatini","raw_affiliation_strings":["University of Naples-Federico II"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Naples-Federico II","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015427913","display_name":"Bruno Cianciaruso","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Bruno Cianciaruso","raw_affiliation_strings":["University of Naples-Federico II"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Naples-Federico II","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086372268","display_name":"Liberato Aldo Ferrara","orcid":"https://orcid.org/0000-0001-7008-3700","observed_orcids":["https://orcid.org/0000-0001-7008-3700"]},"institutions":[{"id":"https://openalex.org/I71267560","display_name":"University of Naples Federico II","ror":"https://ror.org/05290cv24","country_code":"IT","type":"education","lineage":["https://openalex.org/I71267560"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Liberato Aldo Ferrara","raw_affiliation_strings":["University of Naples-Federico II"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Naples-Federico II","institution_ids":["https://openalex.org/I71267560"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074115401","display_name":"Marco Salvatore","orcid":"https://orcid.org/0000-0001-9734-7702","observed_orcids":["https://orcid.org/0000-0001-9734-7702"]},"institutions":[{"id":"https://openalex.org/I4210153126","display_name":"Istituti di Ricovero e Cura a Carattere Scientifico","ror":"https://ror.org/04tfzc498","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210153126"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Marco Salvatore","raw_affiliation_strings":["IRCCS SDN"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IRCCS SDN","institution_ids":["https://openalex.org/I4210153126"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3593,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.56302187,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":96},"biblio":{"volume":"109","issue":"4","first_page":"385","last_page":"94"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10373","display_name":"Renal Transplantation Outcomes and Treatments","score":0.8978999853134155,"subfield":{"id":"https://openalex.org/subfields/2747","display_name":"Transplantation"},"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/T10373","display_name":"Renal Transplantation Outcomes and Treatments","score":0.8978999853134155,"subfield":{"id":"https://openalex.org/subfields/2747","display_name":"Transplantation"},"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/T12067","display_name":"Renal and Vascular Pathologies","score":0.03880000114440918,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/T13309","display_name":"Reliability and Agreement in Measurement","score":0.019899999722838402,"subfield":{"id":"https://openalex.org/subfields/1804","display_name":"Statistics, Probability and Uncertainty"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/renal-allograft","display_name":"renal allograft","score":0.9459999799728394},{"id":"https://openalex.org/keywords/resistive-index","display_name":"resistance index","score":0.847000002861023},{"id":"https://openalex.org/keywords/renal-volume","display_name":"renal volume","score":0.5630000233650208},{"id":"https://openalex.org/keywords/doppler-ultrasound","display_name":"Doppler ultrasound","score":0.8339999914169312},{"id":"https://openalex.org/keywords/intra-observer-variability","display_name":"intraobserver variability","score":0.8500000238418579},{"id":"https://openalex.org/keywords/interobserver-variability","display_name":"interobserver variability","score":1.0},{"id":"https://openalex.org/keywords/repeatability","display_name":"repeatability","score":0.7429999709129333},{"id":"https://openalex.org/keywords/reproducibility","display_name":"reproducibility","score":0.9710000157356262},{"id":"https://openalex.org/keywords/renal-function","display_name":"renal function","score":0.5009999871253967},{"id":"https://openalex.org/keywords/color-doppler-ultrasound","display_name":"color Doppler ultrasound","score":0.7110000252723694}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9002695679664612},{"id":"https://openalex.org/C154020017","wikidata":"https://www.wikidata.org/wiki/Q520171","display_name":"Repeatability","level":2,"score":0.8999152779579163},{"id":"https://openalex.org/C9893847","wikidata":"https://www.wikidata.org/wiki/Q1425625","display_name":"Reproducibility","level":2,"score":0.8302391767501831},{"id":"https://openalex.org/C89838059","wikidata":"https://www.wikidata.org/wiki/Q623738","display_name":"Coefficient of variation","level":2,"score":0.7463504672050476},{"id":"https://openalex.org/C2994563626","wikidata":"https://www.wikidata.org/wiki/Q7315638","display_name":"Resistive index","level":3,"score":0.6766964793205261},{"id":"https://openalex.org/C143753070","wikidata":"https://www.wikidata.org/wiki/Q162564","display_name":"Ultrasound","level":2,"score":0.6604387164115906},{"id":"https://openalex.org/C159641895","wikidata":"https://www.wikidata.org/wiki/Q108377937","display_name":"Renal function","level":2,"score":0.6146085858345032},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.6021040678024292},{"id":"https://openalex.org/C2780306776","wikidata":"https://www.wikidata.org/wiki/Q426660","display_name":"Creatinine","level":2,"score":0.49427199363708496},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.24431616067886353},{"id":"https://openalex.org/C529618451","wikidata":"https://www.wikidata.org/wiki/Q234904","display_name":"Ultrasonography","level":2,"score":0.21480011940002441},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.19793108105659485},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.19604071974754333},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.08645924925804138},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.04749736189842224}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014655","descriptor_name":"Vascular Resistance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015588","descriptor_name":"Observer Variation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016030","descriptor_name":"Kidney Transplantation","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":true},{"descriptor_ui":"D016030","descriptor_name":"Kidney Transplantation","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D016030","descriptor_name":"Kidney Transplantation","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":false},{"descriptor_ui":"D018615","descriptor_name":"Ultrasonography, Doppler, Color","qualifier_ui":"Q000706","qualifier_name":"statistics & numerical data","is_major_topic":true}],"locations_count":2,"locations":[{"id":"pmid:15883523","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15883523","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"La Radiologia medica","raw_type":"Journal Article"},{"id":"mag:72839491","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15883523","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9537000060081482,"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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1996512543","https://openalex.org/W2441602582","https://openalex.org/W3008772697","https://openalex.org/W2067385943","https://openalex.org/W2006559998","https://openalex.org/W2950888794","https://openalex.org/W2158523475","https://openalex.org/W7100283768","https://openalex.org/W7217476017","https://openalex.org/W4402987752"],"abstract_inverted_index":{"PURPOSE:":[0],"Aim":[1],"of":[2,13,40,52,63,97,107,122,140,146,172,187],"the":[3,9,14,20,81,108,117,138,147,158],"present":[4],"study":[5],"was":[6,114,132,142,166],"to":[7],"evaluate":[8],"repeatability":[10,118,130],"and":[11,19,104,111,120,135,137,175,190,197],"reproducibility":[12,165],"Doppler":[15,59,183],"Resistive":[16,127,184],"Index":[17,128,185],"(R.I.)":[18],"Ultrasound":[21,191],"renal":[22,26,173,188,192],"volume":[23,193],"measurement":[24],"in":[25,169],"transplants.":[27],"MATERIALS":[28],"AND":[29],"METHODS:":[30],"Twenty-six":[31],"consecutive":[32],"patients":[33],"(18":[34],"men,":[35],"8":[36],"women)":[37],"mean":[38,96],"age":[39],"42,8+/-12,4":[41],"years":[42],"(M+/-SD)":[43],"(range":[44],"22-65":[45],"years)":[46],"were":[47,93],"studied":[48],"twice":[49],"by":[50,116],"each":[51],"two":[53],"trained":[54],"sonographers":[55],"using":[56],"a":[57,66],"color":[58],"ultrasound":[60],"scanner.":[61],"Twelve":[62],"them":[64],"had":[65,84],"normal":[67],"allograft":[68,86,189],"function":[69,87],"(defined":[70],"as":[71,95],"stable":[72],"serum":[73],"creatinine":[74,89],"levels":[75],"=":[76],"or":[77],"<123,76":[78],"micromol/L),":[79],"whilst":[80],"remaining":[82],"14":[83],"decreased":[85],"(serum":[88],"132.6-265.2":[90],"micromol/L).":[91],"Results":[92],"given":[94],"6":[98],"measurements":[99,159,171,186,194],"performed":[100],"at":[101],"upper,":[102],"middle":[103],"lower":[105],"pole":[106],"kidney.":[109],"Intra-":[110],"interobserver":[112],"variability":[113],"assessed":[115],"coefficient":[119,121,131,139],"variation":[123,141],"(CV).":[124],"RESULTS:":[125],"Regarding":[126],"measurement,":[129],"between":[133,157],"0.04":[134],"0.06":[136],"<5%.":[143],"The":[144],"analysis":[145],"Student's":[148],"t":[149],"test":[150],"did":[151],"not":[152],"show":[153],"any":[154],"significant":[155],"difference":[156],"(t=0.15;":[160],"p=0.87":[161],"n.s.).":[162],"A":[163],"good":[164],"also":[167],"detected":[168],"US":[170],"length":[174],"volume.":[176],"CONCLUSIONS:":[177],"These":[178],"results":[179],"suggest":[180],"that":[181],"Color":[182],"are":[195],"repeatable":[196],"reproducible.":[198]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}