Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country

Autores
Boekstegers, Felix; Scherer, Dominique; Barahona Ponce, Carol; Marcelain, Katherine; Gárate Calderón, Valentina; Waldenberger, Melanie; Morales, Erik; Rojas, Armando; Munoz, César; Retamales, Javier; de Toro, Gonzalo; Barajas, Olga; Rivera, María Teresa; Cortés, Analía; Loader, Denisse; Saavedra, Javiera; Gutiérrez, Lorena; Ortega, Alejandro; Bertrán, Maria Enriqueta; Bartolotti, Leonardo; Gabler, Fernando; Campos, Mónica; Alvarado, Juan; Moisán, Fabricio; Spencer, Loreto; Nervi, Bruno; Carvajal Hausdorf, Daniel; Losada, Héctor; Almau, Mauricio; Fernández, Plinio; Olloquequi, Jordi; Fuentes Guajardo, Macarena; Gonzalez-Jose, Rolando; Bortolini, Maria Cátira; Acuña Alonzo, Victor; Gallo, Carla; Ruiz-Linares, Andres; Rothhammer, Francisco; Lorenzo Bermejo, Justo
Año de publicación
2023
Idioma
inglés
Tipo de recurso
artículo
Estado
versión publicada
Descripción
Since 2006, Chile has been implementing a gallbladder cancer (GBC) prevention program based on prophylactic cholecystectomy for gallstone patients aged 35 to 49 years. The effectiveness of this prevention program has not yet been comprehensively evaluated. We conducted a retrospective study of 473 Chilean GBC patients and 2137 population-based controls to develop and internally validate three GBC risk prediction models. The Baseline Model accounted for gallstones while adjusting for sex and birth year. Enhanced Model I also included the non-genetic risk factors: body mass index, educational level, Mapuche surnames, number of children and family history of GBC. Enhanced Model II further included Mapuche ancestry and the genotype for rs17209837. Multiple Cox regression was applied to assess the predictive performance, quantified by the area under the precision-recall curve (AUC-PRC) and the number of cholecystectomies needed (NCN) to prevent one case of GBC at age 70 years. The AUC-PRC for the Baseline Model (0.44%, 95%CI 0.42-0.46) increased by 0.22 (95%CI 0.15-0.29) when non-genetic factors were included, and by 0.25 (95%CI 0.20-0.30) when incorporating non-genetic and genetic factors. The overall NCN for Chileans with gallstones (115, 95%CI 104-131) decreased to 92 (95%CI 60-128) for Chileans with a higher risk than the median according to Enhanced Model I, and to 80 (95%CI 59-110) according to Enhanced Model II. In conclusion, age, sex and gallstones are strong risk factors for GBC, but consideration of other non-genetic factors and individual genotype data improves risk prediction and may optimize allocation of financial resources and surgical capacity.
Fil: Boekstegers, Felix. Ruprecht Karls Universitat Heidelberg; Alemania
Fil: Scherer, Dominique. Ruprecht Karls Universitat Heidelberg; Alemania
Fil: Barahona Ponce, Carol. Ruprecht Karls Universitat Heidelberg; Alemania
Fil: Marcelain, Katherine. Universidad de Chile; Chile
Fil: Gárate Calderón, Valentina. Universidad de Chile; Chile
Fil: Waldenberger, Melanie. No especifíca;
Fil: Morales, Erik. Universidad Católica de Maule; Chile
Fil: Rojas, Armando. Universidad Católica de Maule; Chile
Fil: Munoz, César. Universidad Católica de Maule; Chile
Fil: Retamales, Javier. Instituto Nacional del Cáncer; Chile
Fil: de Toro, Gonzalo. Universidad Austral de Chile; Chile
Fil: Barajas, Olga. Universidad de Chile; Chile
Fil: Rivera, María Teresa. Hospital del Salvador; Chile
Fil: Cortés, Analía. Hospital del Salvador; Chile
Fil: Loader, Denisse. Hospital Padre Hurtado; Chile
Fil: Saavedra, Javiera. Hospital Padre Hurtado; Chile
Fil: Gutiérrez, Lorena. Hospital San Juan de Dios; Chile
Fil: Ortega, Alejandro. Hospital Regional; Chile
Fil: Bertrán, Maria Enriqueta. Hospital Base de Valdivia; Chile
Fil: Bartolotti, Leonardo. Hospital Base de Valdivia; Chile
Fil: Gabler, Fernando. Hospital Clínico San Borja Arriarán; Chile
Fil: Campos, Mónica. Hospital Clínico San Borja Arriarán; Chile
Fil: Alvarado, Juan. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; Chile
Fil: Moisán, Fabricio. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; Chile
Fil: Spencer, Loreto. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; Chile
Fil: Nervi, Bruno. No especifíca;
Fil: Carvajal Hausdorf, Daniel. Universidad del Desarrollo; Chile
Fil: Losada, Héctor. Universidad de La Frontera; Chile
Fil: Almau, Mauricio. Hospital de Rancagua; Chile
Fil: Fernández, Plinio. Hospital de Rancagua; Chile
Fil: Olloquequi, Jordi. Universidad de Barcelona; España
Fil: Fuentes Guajardo, Macarena. Universidad de Tarapacá; Chile
Fil: Gonzalez-Jose, Rolando. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Instituto Patagónico de Ciencias Sociales y Humanas; Argentina
Fil: Bortolini, Maria Cátira. Universidade Federal do Rio Grande do Sul; Brasil
Fil: Acuña Alonzo, Victor. No especifíca;
Fil: Gallo, Carla. Universidad Peruana Cayetano Heredia; Perú
Fil: Ruiz-Linares, Andres. Colegio Universitario de Londres; Reino Unido
Fil: Rothhammer, Francisco. Universidad de Tarapacá; Chile
Fil: Lorenzo Bermejo, Justo. Ruprecht Karls Universitat Heidelberg; Alemania
Materia
CHOLECYSTECTOMY
GALLBLADDER CANCER
GALLSTONES
NATIVE AMERICAN ANCESTRY
NON-GENETIC AND GENETIC RISK FACTORS
RISK PREDICTION
Nivel de accesibilidad
acceso abierto
Condiciones de uso
https://creativecommons.org/licenses/by-nc/2.5/ar/
Repositorio
CONICET Digital (CONICET)
Institución
Consejo Nacional de Investigaciones Científicas y Técnicas
OAI Identificador
oai:ri.conicet.gov.ar:11336/214479

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oai_identifier_str oai:ri.conicet.gov.ar:11336/214479
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repository_id_str 3498
network_name_str CONICET Digital (CONICET)
spelling Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence countryBoekstegers, FelixScherer, DominiqueBarahona Ponce, CarolMarcelain, KatherineGárate Calderón, ValentinaWaldenberger, MelanieMorales, ErikRojas, ArmandoMunoz, CésarRetamales, Javierde Toro, GonzaloBarajas, OlgaRivera, María TeresaCortés, AnalíaLoader, DenisseSaavedra, JavieraGutiérrez, LorenaOrtega, AlejandroBertrán, Maria EnriquetaBartolotti, LeonardoGabler, FernandoCampos, MónicaAlvarado, JuanMoisán, FabricioSpencer, LoretoNervi, BrunoCarvajal Hausdorf, DanielLosada, HéctorAlmau, MauricioFernández, PlinioOlloquequi, JordiFuentes Guajardo, MacarenaGonzalez-Jose, RolandoBortolini, Maria CátiraAcuña Alonzo, VictorGallo, CarlaRuiz-Linares, AndresRothhammer, FranciscoLorenzo Bermejo, JustoCHOLECYSTECTOMYGALLBLADDER CANCERGALLSTONESNATIVE AMERICAN ANCESTRYNON-GENETIC AND GENETIC RISK FACTORSRISK PREDICTIONhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Since 2006, Chile has been implementing a gallbladder cancer (GBC) prevention program based on prophylactic cholecystectomy for gallstone patients aged 35 to 49 years. The effectiveness of this prevention program has not yet been comprehensively evaluated. We conducted a retrospective study of 473 Chilean GBC patients and 2137 population-based controls to develop and internally validate three GBC risk prediction models. The Baseline Model accounted for gallstones while adjusting for sex and birth year. Enhanced Model I also included the non-genetic risk factors: body mass index, educational level, Mapuche surnames, number of children and family history of GBC. Enhanced Model II further included Mapuche ancestry and the genotype for rs17209837. Multiple Cox regression was applied to assess the predictive performance, quantified by the area under the precision-recall curve (AUC-PRC) and the number of cholecystectomies needed (NCN) to prevent one case of GBC at age 70 years. The AUC-PRC for the Baseline Model (0.44%, 95%CI 0.42-0.46) increased by 0.22 (95%CI 0.15-0.29) when non-genetic factors were included, and by 0.25 (95%CI 0.20-0.30) when incorporating non-genetic and genetic factors. The overall NCN for Chileans with gallstones (115, 95%CI 104-131) decreased to 92 (95%CI 60-128) for Chileans with a higher risk than the median according to Enhanced Model I, and to 80 (95%CI 59-110) according to Enhanced Model II. In conclusion, age, sex and gallstones are strong risk factors for GBC, but consideration of other non-genetic factors and individual genotype data improves risk prediction and may optimize allocation of financial resources and surgical capacity.Fil: Boekstegers, Felix. Ruprecht Karls Universitat Heidelberg; AlemaniaFil: Scherer, Dominique. Ruprecht Karls Universitat Heidelberg; AlemaniaFil: Barahona Ponce, Carol. Ruprecht Karls Universitat Heidelberg; AlemaniaFil: Marcelain, Katherine. Universidad de Chile; ChileFil: Gárate Calderón, Valentina. Universidad de Chile; ChileFil: Waldenberger, Melanie. No especifíca;Fil: Morales, Erik. Universidad Católica de Maule; ChileFil: Rojas, Armando. Universidad Católica de Maule; ChileFil: Munoz, César. Universidad Católica de Maule; ChileFil: Retamales, Javier. Instituto Nacional del Cáncer; ChileFil: de Toro, Gonzalo. Universidad Austral de Chile; ChileFil: Barajas, Olga. Universidad de Chile; ChileFil: Rivera, María Teresa. Hospital del Salvador; ChileFil: Cortés, Analía. Hospital del Salvador; ChileFil: Loader, Denisse. Hospital Padre Hurtado; ChileFil: Saavedra, Javiera. Hospital Padre Hurtado; ChileFil: Gutiérrez, Lorena. Hospital San Juan de Dios; ChileFil: Ortega, Alejandro. Hospital Regional; ChileFil: Bertrán, Maria Enriqueta. Hospital Base de Valdivia; ChileFil: Bartolotti, Leonardo. Hospital Base de Valdivia; ChileFil: Gabler, Fernando. Hospital Clínico San Borja Arriarán; ChileFil: Campos, Mónica. Hospital Clínico San Borja Arriarán; ChileFil: Alvarado, Juan. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; ChileFil: Moisán, Fabricio. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; ChileFil: Spencer, Loreto. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; ChileFil: Nervi, Bruno. No especifíca;Fil: Carvajal Hausdorf, Daniel. Universidad del Desarrollo; ChileFil: Losada, Héctor. Universidad de La Frontera; ChileFil: Almau, Mauricio. Hospital de Rancagua; ChileFil: Fernández, Plinio. Hospital de Rancagua; ChileFil: Olloquequi, Jordi. Universidad de Barcelona; EspañaFil: Fuentes Guajardo, Macarena. Universidad de Tarapacá; ChileFil: Gonzalez-Jose, Rolando. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Instituto Patagónico de Ciencias Sociales y Humanas; ArgentinaFil: Bortolini, Maria Cátira. Universidade Federal do Rio Grande do Sul; BrasilFil: Acuña Alonzo, Victor. No especifíca;Fil: Gallo, Carla. Universidad Peruana Cayetano Heredia; PerúFil: Ruiz-Linares, Andres. Colegio Universitario de Londres; Reino UnidoFil: Rothhammer, Francisco. Universidad de Tarapacá; ChileFil: Lorenzo Bermejo, Justo. Ruprecht Karls Universitat Heidelberg; AlemaniaJohn Wiley & Sons2023-07info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/214479Boekstegers, Felix; Scherer, Dominique; Barahona Ponce, Carol; Marcelain, Katherine; Gárate Calderón, Valentina; et al.; Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country; John Wiley & Sons; International Journal of Cancer. Journal International du Cancer; 153; 6; 7-2023; 1151-11610020-7136CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1002/ijc.34607info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-03T09:51:07Zoai:ri.conicet.gov.ar:11336/214479instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-03 09:51:08.237CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse
dc.title.none.fl_str_mv Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
title Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
spellingShingle Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
Boekstegers, Felix
CHOLECYSTECTOMY
GALLBLADDER CANCER
GALLSTONES
NATIVE AMERICAN ANCESTRY
NON-GENETIC AND GENETIC RISK FACTORS
RISK PREDICTION
title_short Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
title_full Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
title_fullStr Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
title_full_unstemmed Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
title_sort Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country
dc.creator.none.fl_str_mv Boekstegers, Felix
Scherer, Dominique
Barahona Ponce, Carol
Marcelain, Katherine
Gárate Calderón, Valentina
Waldenberger, Melanie
Morales, Erik
Rojas, Armando
Munoz, César
Retamales, Javier
de Toro, Gonzalo
Barajas, Olga
Rivera, María Teresa
Cortés, Analía
Loader, Denisse
Saavedra, Javiera
Gutiérrez, Lorena
Ortega, Alejandro
Bertrán, Maria Enriqueta
Bartolotti, Leonardo
Gabler, Fernando
Campos, Mónica
Alvarado, Juan
Moisán, Fabricio
Spencer, Loreto
Nervi, Bruno
Carvajal Hausdorf, Daniel
Losada, Héctor
Almau, Mauricio
Fernández, Plinio
Olloquequi, Jordi
Fuentes Guajardo, Macarena
Gonzalez-Jose, Rolando
Bortolini, Maria Cátira
Acuña Alonzo, Victor
Gallo, Carla
Ruiz-Linares, Andres
Rothhammer, Francisco
Lorenzo Bermejo, Justo
author Boekstegers, Felix
author_facet Boekstegers, Felix
Scherer, Dominique
Barahona Ponce, Carol
Marcelain, Katherine
Gárate Calderón, Valentina
Waldenberger, Melanie
Morales, Erik
Rojas, Armando
Munoz, César
Retamales, Javier
de Toro, Gonzalo
Barajas, Olga
Rivera, María Teresa
Cortés, Analía
Loader, Denisse
Saavedra, Javiera
Gutiérrez, Lorena
Ortega, Alejandro
Bertrán, Maria Enriqueta
Bartolotti, Leonardo
Gabler, Fernando
Campos, Mónica
Alvarado, Juan
Moisán, Fabricio
Spencer, Loreto
Nervi, Bruno
Carvajal Hausdorf, Daniel
Losada, Héctor
Almau, Mauricio
Fernández, Plinio
Olloquequi, Jordi
Fuentes Guajardo, Macarena
Gonzalez-Jose, Rolando
Bortolini, Maria Cátira
Acuña Alonzo, Victor
Gallo, Carla
Ruiz-Linares, Andres
Rothhammer, Francisco
Lorenzo Bermejo, Justo
author_role author
author2 Scherer, Dominique
Barahona Ponce, Carol
Marcelain, Katherine
Gárate Calderón, Valentina
Waldenberger, Melanie
Morales, Erik
Rojas, Armando
Munoz, César
Retamales, Javier
de Toro, Gonzalo
Barajas, Olga
Rivera, María Teresa
Cortés, Analía
Loader, Denisse
Saavedra, Javiera
Gutiérrez, Lorena
Ortega, Alejandro
Bertrán, Maria Enriqueta
Bartolotti, Leonardo
Gabler, Fernando
Campos, Mónica
Alvarado, Juan
Moisán, Fabricio
Spencer, Loreto
Nervi, Bruno
Carvajal Hausdorf, Daniel
Losada, Héctor
Almau, Mauricio
Fernández, Plinio
Olloquequi, Jordi
Fuentes Guajardo, Macarena
Gonzalez-Jose, Rolando
Bortolini, Maria Cátira
Acuña Alonzo, Victor
Gallo, Carla
Ruiz-Linares, Andres
Rothhammer, Francisco
Lorenzo Bermejo, Justo
author2_role author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
dc.subject.none.fl_str_mv CHOLECYSTECTOMY
GALLBLADDER CANCER
GALLSTONES
NATIVE AMERICAN ANCESTRY
NON-GENETIC AND GENETIC RISK FACTORS
RISK PREDICTION
topic CHOLECYSTECTOMY
GALLBLADDER CANCER
GALLSTONES
NATIVE AMERICAN ANCESTRY
NON-GENETIC AND GENETIC RISK FACTORS
RISK PREDICTION
purl_subject.fl_str_mv https://purl.org/becyt/ford/1.6
https://purl.org/becyt/ford/1
dc.description.none.fl_txt_mv Since 2006, Chile has been implementing a gallbladder cancer (GBC) prevention program based on prophylactic cholecystectomy for gallstone patients aged 35 to 49 years. The effectiveness of this prevention program has not yet been comprehensively evaluated. We conducted a retrospective study of 473 Chilean GBC patients and 2137 population-based controls to develop and internally validate three GBC risk prediction models. The Baseline Model accounted for gallstones while adjusting for sex and birth year. Enhanced Model I also included the non-genetic risk factors: body mass index, educational level, Mapuche surnames, number of children and family history of GBC. Enhanced Model II further included Mapuche ancestry and the genotype for rs17209837. Multiple Cox regression was applied to assess the predictive performance, quantified by the area under the precision-recall curve (AUC-PRC) and the number of cholecystectomies needed (NCN) to prevent one case of GBC at age 70 years. The AUC-PRC for the Baseline Model (0.44%, 95%CI 0.42-0.46) increased by 0.22 (95%CI 0.15-0.29) when non-genetic factors were included, and by 0.25 (95%CI 0.20-0.30) when incorporating non-genetic and genetic factors. The overall NCN for Chileans with gallstones (115, 95%CI 104-131) decreased to 92 (95%CI 60-128) for Chileans with a higher risk than the median according to Enhanced Model I, and to 80 (95%CI 59-110) according to Enhanced Model II. In conclusion, age, sex and gallstones are strong risk factors for GBC, but consideration of other non-genetic factors and individual genotype data improves risk prediction and may optimize allocation of financial resources and surgical capacity.
Fil: Boekstegers, Felix. Ruprecht Karls Universitat Heidelberg; Alemania
Fil: Scherer, Dominique. Ruprecht Karls Universitat Heidelberg; Alemania
Fil: Barahona Ponce, Carol. Ruprecht Karls Universitat Heidelberg; Alemania
Fil: Marcelain, Katherine. Universidad de Chile; Chile
Fil: Gárate Calderón, Valentina. Universidad de Chile; Chile
Fil: Waldenberger, Melanie. No especifíca;
Fil: Morales, Erik. Universidad Católica de Maule; Chile
Fil: Rojas, Armando. Universidad Católica de Maule; Chile
Fil: Munoz, César. Universidad Católica de Maule; Chile
Fil: Retamales, Javier. Instituto Nacional del Cáncer; Chile
Fil: de Toro, Gonzalo. Universidad Austral de Chile; Chile
Fil: Barajas, Olga. Universidad de Chile; Chile
Fil: Rivera, María Teresa. Hospital del Salvador; Chile
Fil: Cortés, Analía. Hospital del Salvador; Chile
Fil: Loader, Denisse. Hospital Padre Hurtado; Chile
Fil: Saavedra, Javiera. Hospital Padre Hurtado; Chile
Fil: Gutiérrez, Lorena. Hospital San Juan de Dios; Chile
Fil: Ortega, Alejandro. Hospital Regional; Chile
Fil: Bertrán, Maria Enriqueta. Hospital Base de Valdivia; Chile
Fil: Bartolotti, Leonardo. Hospital Base de Valdivia; Chile
Fil: Gabler, Fernando. Hospital Clínico San Borja Arriarán; Chile
Fil: Campos, Mónica. Hospital Clínico San Borja Arriarán; Chile
Fil: Alvarado, Juan. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; Chile
Fil: Moisán, Fabricio. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; Chile
Fil: Spencer, Loreto. Hospital Regional de Concepción - Dr. Guillermo Grant Benavente; Chile
Fil: Nervi, Bruno. No especifíca;
Fil: Carvajal Hausdorf, Daniel. Universidad del Desarrollo; Chile
Fil: Losada, Héctor. Universidad de La Frontera; Chile
Fil: Almau, Mauricio. Hospital de Rancagua; Chile
Fil: Fernández, Plinio. Hospital de Rancagua; Chile
Fil: Olloquequi, Jordi. Universidad de Barcelona; España
Fil: Fuentes Guajardo, Macarena. Universidad de Tarapacá; Chile
Fil: Gonzalez-Jose, Rolando. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Instituto Patagónico de Ciencias Sociales y Humanas; Argentina
Fil: Bortolini, Maria Cátira. Universidade Federal do Rio Grande do Sul; Brasil
Fil: Acuña Alonzo, Victor. No especifíca;
Fil: Gallo, Carla. Universidad Peruana Cayetano Heredia; Perú
Fil: Ruiz-Linares, Andres. Colegio Universitario de Londres; Reino Unido
Fil: Rothhammer, Francisco. Universidad de Tarapacá; Chile
Fil: Lorenzo Bermejo, Justo. Ruprecht Karls Universitat Heidelberg; Alemania
description Since 2006, Chile has been implementing a gallbladder cancer (GBC) prevention program based on prophylactic cholecystectomy for gallstone patients aged 35 to 49 years. The effectiveness of this prevention program has not yet been comprehensively evaluated. We conducted a retrospective study of 473 Chilean GBC patients and 2137 population-based controls to develop and internally validate three GBC risk prediction models. The Baseline Model accounted for gallstones while adjusting for sex and birth year. Enhanced Model I also included the non-genetic risk factors: body mass index, educational level, Mapuche surnames, number of children and family history of GBC. Enhanced Model II further included Mapuche ancestry and the genotype for rs17209837. Multiple Cox regression was applied to assess the predictive performance, quantified by the area under the precision-recall curve (AUC-PRC) and the number of cholecystectomies needed (NCN) to prevent one case of GBC at age 70 years. The AUC-PRC for the Baseline Model (0.44%, 95%CI 0.42-0.46) increased by 0.22 (95%CI 0.15-0.29) when non-genetic factors were included, and by 0.25 (95%CI 0.20-0.30) when incorporating non-genetic and genetic factors. The overall NCN for Chileans with gallstones (115, 95%CI 104-131) decreased to 92 (95%CI 60-128) for Chileans with a higher risk than the median according to Enhanced Model I, and to 80 (95%CI 59-110) according to Enhanced Model II. In conclusion, age, sex and gallstones are strong risk factors for GBC, but consideration of other non-genetic factors and individual genotype data improves risk prediction and may optimize allocation of financial resources and surgical capacity.
publishDate 2023
dc.date.none.fl_str_mv 2023-07
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
http://purl.org/coar/resource_type/c_6501
info:ar-repo/semantics/articulo
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv http://hdl.handle.net/11336/214479
Boekstegers, Felix; Scherer, Dominique; Barahona Ponce, Carol; Marcelain, Katherine; Gárate Calderón, Valentina; et al.; Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country; John Wiley & Sons; International Journal of Cancer. Journal International du Cancer; 153; 6; 7-2023; 1151-1161
0020-7136
CONICET Digital
CONICET
url http://hdl.handle.net/11336/214479
identifier_str_mv Boekstegers, Felix; Scherer, Dominique; Barahona Ponce, Carol; Marcelain, Katherine; Gárate Calderón, Valentina; et al.; Development and internal validation of a multifactorial risk prediction model for gallbladder cancer in a high-incidence country; John Wiley & Sons; International Journal of Cancer. Journal International du Cancer; 153; 6; 7-2023; 1151-1161
0020-7136
CONICET Digital
CONICET
dc.language.none.fl_str_mv eng
language eng
dc.relation.none.fl_str_mv info:eu-repo/semantics/altIdentifier/doi/10.1002/ijc.34607
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
https://creativecommons.org/licenses/by-nc/2.5/ar/
eu_rights_str_mv openAccess
rights_invalid_str_mv https://creativecommons.org/licenses/by-nc/2.5/ar/
dc.format.none.fl_str_mv application/pdf
application/pdf
dc.publisher.none.fl_str_mv John Wiley & Sons
publisher.none.fl_str_mv John Wiley & Sons
dc.source.none.fl_str_mv reponame:CONICET Digital (CONICET)
instname:Consejo Nacional de Investigaciones Científicas y Técnicas
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instname_str Consejo Nacional de Investigaciones Científicas y Técnicas
repository.name.fl_str_mv CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas
repository.mail.fl_str_mv dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar
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