{"id":"https://openalex.org/W2126185271","doi":"https://doi.org/10.1002/bjs.4430","title":"Development of a dedicated risk-adjustment scoring system for colorectal surgery (colorectal POSSUM)","display_name":"Development of a dedicated risk-adjustment scoring system for colorectal surgery (colorectal POSSUM)","publication_year":2004,"publication_date":"2004-07-26","ids":{"openalex":"https://openalex.org/W2126185271","doi":"https://doi.org/10.1002/bjs.4430","mag":"2126185271","pmid":"https://pubmed.ncbi.nlm.nih.gov/15449270"},"language":"en","primary_location":{"id":"doi:10.1002/bjs.4430","doi":"https://doi.org/10.1002/bjs.4430","is_oa":false,"landing_page_url":"https://doi.org/10.1002/bjs.4430","pdf_url":null,"source":{"id":"https://openalex.org/S61740008","display_name":"British journal of surgery","issn_l":"0007-1323","issn":["0007-1323","1365-2168"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"British Journal of Surgery","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","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/A5076036301","display_name":"Paris P Tekkis","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210161740","display_name":"St Mark's Hospital","ror":"https://ror.org/05am5g719","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2800484787","https://openalex.org/I4210161740"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"P P Tekkis","raw_affiliation_strings":["St Mark's Academic Institute, St Mark's Hospital, Harrow, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"St Mark's Academic Institute, St Mark's Hospital, Harrow, UK","institution_ids":["https://openalex.org/I4210161740"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066499525","display_name":"David R. Prytherch","orcid":"https://orcid.org/0000-0003-2621-6451","observed_orcids":["https://orcid.org/0000-0003-2621-6451"]},"institutions":[{"id":"https://openalex.org/I2802802402","display_name":"Queen Alexandra Hospital","ror":"https://ror.org/04rha3g10","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2802802402","https://openalex.org/I4210090003"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"D R Prytherch","raw_affiliation_strings":["Department of Surgery, Queen Alexandra Hospital, Portsmouth, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Surgery, Queen Alexandra Hospital, Portsmouth, UK","institution_ids":["https://openalex.org/I2802802402"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015108177","display_name":"Hemant Mahendrakumar Kocher","orcid":"https://orcid.org/0000-0001-6771-1905","observed_orcids":["https://orcid.org/0000-0001-6771-1905"]},"institutions":[{"id":"https://openalex.org/I4210153400","display_name":"King's College Hospital","ror":"https://ror.org/044nptt90","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I4210111135","https://openalex.org/I4210153400"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"H M Kocher","raw_affiliation_strings":["Academic Department of Surgery, King's College Hospital, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Academic Department of Surgery, King's College Hospital, London, UK","institution_ids":["https://openalex.org/I4210153400"]}]},{"author_position":"middle","author":{"id":null,"display_name":"A Senapati","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2802802402","display_name":"Queen Alexandra Hospital","ror":"https://ror.org/04rha3g10","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2802802402","https://openalex.org/I4210090003"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"A Senapati","raw_affiliation_strings":["Department of Surgery, Queen Alexandra Hospital, Portsmouth, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Surgery, Queen Alexandra Hospital, Portsmouth, UK","institution_ids":["https://openalex.org/I2802802402"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014591666","display_name":"Jan Poloniecki","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1310053265","display_name":"St George's Hospital","ror":"https://ror.org/0001ke483","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1310053265","https://openalex.org/I2801196673"]},{"id":"https://openalex.org/I165862685","display_name":"St George's, University of London","ror":"https://ror.org/040f08y74","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I165862685","https://openalex.org/I4401726869"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"J D Poloniecki","raw_affiliation_strings":["Public Health Sciences, St George's Hospital Medical School, London, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Public Health Sciences, St George's Hospital Medical School, London, UK","institution_ids":["https://openalex.org/I1310053265","https://openalex.org/I165862685"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113548979","display_name":"Jeffrey D. Stamatakis","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2802334042","display_name":"Princess of Wales Hospital","ror":"https://ror.org/01a1mbs69","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1294711689","https://openalex.org/I2802334042"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"J D Stamatakis","raw_affiliation_strings":["Princess of Wales Hospital, Bridgend, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Princess of Wales Hospital, Bridgend, UK","institution_ids":["https://openalex.org/I2802334042"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035048571","display_name":"Alastair C. J. Windsor","orcid":"https://orcid.org/0000-0003-3031-7204","observed_orcids":["https://orcid.org/0000-0003-3031-7204"]},"institutions":[{"id":"https://openalex.org/I4210161740","display_name":"St Mark's Hospital","ror":"https://ror.org/05am5g719","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2800484787","https://openalex.org/I4210161740"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"A C J Windsor","raw_affiliation_strings":["St Mark's Academic Institute, St Mark's Hospital, Harrow, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"St Mark's Academic Institute, St Mark's Hospital, Harrow, UK","institution_ids":["https://openalex.org/I4210161740"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5076036301"],"corresponding_institution_ids":["https://openalex.org/I4210161740"],"apc_list":{"value":3797,"currency":"GBP","value_usd":5007},"apc_paid":null,"fwci":7.6664,"has_fulltext":true,"cited_by_count":347,"citation_normalized_percentile":{"value":0.97706481,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"91","issue":"9","first_page":"1174","last_page":"1182"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11930","display_name":"Cardiac, Anesthesia and Surgical Outcomes","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T11930","display_name":"Cardiac, Anesthesia and Surgical Outcomes","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/T10218","display_name":"Sepsis Diagnosis and Treatment","score":0.0007999999797903001,"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/T11700","display_name":"Hemodynamic Monitoring and Therapy","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/colorectal-surgery","display_name":"colorectal surgery","score":0.8730000257492065},{"id":"https://openalex.org/keywords/possum","display_name":"possums","score":0.7070000171661377},{"id":"https://openalex.org/keywords/cr-possum","display_name":"CR-POSSUM","score":0.8550000190734863},{"id":"https://openalex.org/keywords/postoperative-mortality","display_name":"postoperative mortality","score":0.7549999952316284},{"id":"https://openalex.org/keywords/risk-prediction-score","display_name":"risk scoring","score":0.3919999897480011},{"id":"https://openalex.org/keywords/emergency-surgery","display_name":"emergency surgery","score":0.7369999885559082},{"id":"https://openalex.org/keywords/elective-surgery","display_name":"elective surgery","score":0.8769999742507935},{"id":"https://openalex.org/keywords/model-validation","display_name":"model validation","score":0.45500001311302185},{"id":"https://openalex.org/keywords/colorectal-cancer-surgery","display_name":"colorectal cancer surgery","score":0.6129999756813049}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8425401449203491},{"id":"https://openalex.org/C151956035","wikidata":"https://www.wikidata.org/wiki/Q1132755","display_name":"Logistic regression","level":2,"score":0.6312193870544434},{"id":"https://openalex.org/C58471807","wikidata":"https://www.wikidata.org/wiki/Q327120","display_name":"Receiver operating characteristic","level":2,"score":0.519806981086731},{"id":"https://openalex.org/C523026621","wikidata":"https://www.wikidata.org/wiki/Q1413084","display_name":"Colorectal surgery","level":3,"score":0.5186752080917358},{"id":"https://openalex.org/C2781074409","wikidata":"https://www.wikidata.org/wiki/Q158716","display_name":"Rectum","level":2,"score":0.4838372766971588},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.46467217803001404},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.45281851291656494},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.2559543251991272},{"id":"https://openalex.org/C2780120127","wikidata":"https://www.wikidata.org/wiki/Q743664","display_name":"Abdominal surgery","level":2,"score":0.13514089584350586},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.07920196652412415}],"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":"D003108","descriptor_name":"Colonic Diseases","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":false},{"descriptor_ui":"D003108","descriptor_name":"Colonic Diseases","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":true},{"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":"D011446","descriptor_name":"Prospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012002","descriptor_name":"Rectal Diseases","qualifier_ui":"Q000401","qualifier_name":"mortality","is_major_topic":false},{"descriptor_ui":"D012002","descriptor_name":"Rectal Diseases","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":true},{"descriptor_ui":"D012307","descriptor_name":"Risk Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012720","descriptor_name":"Severity of Illness Index","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D015999","descriptor_name":"Multivariate Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D020379","descriptor_name":"Risk Adjustment","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1002/bjs.4430","doi":"https://doi.org/10.1002/bjs.4430","is_oa":false,"landing_page_url":"https://doi.org/10.1002/bjs.4430","pdf_url":null,"source":{"id":"https://openalex.org/S61740008","display_name":"British journal of surgery","issn_l":"0007-1323","issn":["0007-1323","1365-2168"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"British Journal of Surgery","raw_type":"journal-article"},{"id":"pmid:15449270","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15449270","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":"The British journal of surgery","raw_type":"Journal Article"}],"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":[{"id":"https://openalex.org/F4320311061","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846"},{"id":"https://openalex.org/F4320320014","display_name":"Royal College of Surgeons of England","ror":"https://ror.org/02qrg5a24"},{"id":"https://openalex.org/F4320320285","display_name":"King's College London","ror":"https://ror.org/0220mzb33"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W128039253","https://openalex.org/W1539299084","https://openalex.org/W1857781187","https://openalex.org/W1973948212","https://openalex.org/W2008188706","https://openalex.org/W2012187385","https://openalex.org/W2018036576","https://openalex.org/W2027299145","https://openalex.org/W2031100419","https://openalex.org/W2043127543","https://openalex.org/W2048517557","https://openalex.org/W2057991235","https://openalex.org/W2073141423","https://openalex.org/W2129925362","https://openalex.org/W2132580452","https://openalex.org/W2135242217","https://openalex.org/W2146146282","https://openalex.org/W2157825442","https://openalex.org/W2159714313","https://openalex.org/W2161291623","https://openalex.org/W2172056944","https://openalex.org/W2275576700","https://openalex.org/W2409466597","https://openalex.org/W2794109850","https://openalex.org/W2919799959","https://openalex.org/W4231233676","https://openalex.org/W4299689471"],"related_works":["https://openalex.org/W2023696310","https://openalex.org/W2055836265","https://openalex.org/W2157987817","https://openalex.org/W3112282619","https://openalex.org/W2023207073","https://openalex.org/W2009400212","https://openalex.org/W2132580452","https://openalex.org/W6939925288","https://openalex.org/W2074027888","https://openalex.org/W2125113989"],"abstract_inverted_index":{"BACKGROUND:":[0],"The":[1,146,171,204,227],"aim":[2],"of":[3,20,158,218,234],"the":[4,18,36,70,151,182,201,208,248],"study":[5],"was":[6,111,131,153,188,250],"to":[7,31,113,198],"develop":[8,114],"a":[9,120],"dedicated":[10,121],"colorectal":[11,49],"Physiological":[12],"and":[13,22,30,57,63,81,97,119,136,139,175,192,196,221],"Operative":[14],"Severity":[15],"Score":[16],"for":[17,26,95,102,133,150,190,200],"enUmeration":[19],"Mortality":[21],"morbidity":[23],"(CR-POSSUM)":[24],"equation":[25],"predicting":[27],"operative":[28,147,235],"mortality,":[29],"compare":[32],"its":[33],"performance":[34],"with":[35,212],"Portsmouth":[37],"(P)-POSSUM":[38],"model.":[39,123,203],"METHODS:":[40],"Data":[41],"were":[42,105,143],"collected":[43],"prospectively":[44],"from":[45,244],"6883":[46],"patients":[47,65,74],"undergoing":[48],"surgery":[50,80,167],"in":[51,241,246],"15":[52],"UK":[53],"hospitals":[54,242],"between":[55],"1993":[56],"2001.":[58],"After":[59],"excluding":[60],"missing":[61],"data":[62],"93":[64],"who":[66],"did":[67],"not":[68],"satisfy":[69],"inclusion":[71],"criteria,":[72],"4632":[73],"(68.2":[75],"per":[76,88,93,100,126,155,164,169],"cent)":[77,94,101],"underwent":[78],"elective":[79],"2107":[82],"had":[83,178],"an":[84,115,213,231],"emergency":[85,166],"operation":[86],"(31.0":[87],"cent);":[89],"2437":[90],"operations":[91,162],"(35.9":[92],"malignant":[96],"4267":[98],"(62.8":[99],"non-malignant":[103],"diseases":[104],"scored.":[106],"Stepwise":[107],"logistic":[108],"regression":[109],"analysis":[110],"used":[112],"age-adjusted":[116,173,193],"POSSUM":[117,174,194],"model":[118,134,206,229,249],"CR-POSSUM":[122,191,205,228],"A":[124],"60:40":[125],"cent":[127,156],"split-sample":[128],"validation":[129,238],"technique":[130],"adopted":[132],"development":[135],"testing.":[137],"Observed":[138],"expected":[140,216],"mortality":[141,148],"rates":[142],"compared.":[144],"RESULTS:":[145],"rate":[149],"series":[152],"5.7":[154],"(387":[157],"6790":[159],"patients)":[160],"(elective":[161],"2.8":[163],"cent;":[165],"12.0":[168],"cent).":[170],"CR-POSSUM,":[172],"P-POSSUM":[176,202],"models":[177],"similar":[179,189],"areas":[180],"under":[181],"receiver-operator":[183],"characteristic":[184],"curves.":[185],"Model":[186],"calibration":[187],"models,":[195],"superior":[197],"that":[199],"offered":[207],"best":[209],"overall":[210],"accuracy,":[211],"observed":[214],":":[215],"ratio":[217],"1.000,":[219],"0.998":[220],"0.911":[222],"respectively":[223],"(test":[224],"population).":[225],"CONCLUSION:":[226],"provided":[230],"accurate":[232],"predictor":[233],"mortality.":[236],"External":[237],"is":[239],"required":[240],"different":[243],"those":[245],"which":[247],"developed.":[251]},"counts_by_year":[{"year":2026,"cited_by_count":12},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":14},{"year":2022,"cited_by_count":13},{"year":2021,"cited_by_count":9},{"year":2020,"cited_by_count":17},{"year":2019,"cited_by_count":20},{"year":2018,"cited_by_count":15},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":21},{"year":2015,"cited_by_count":20},{"year":2014,"cited_by_count":23},{"year":2013,"cited_by_count":19},{"year":2012,"cited_by_count":16}],"updated_date":"2026-11-06T12:05:46.655746","created_date":"2016-06-24T00:00:00"}