{"id":9968,"date":"2024-02-13T13:08:02","date_gmt":"2024-02-13T13:08:02","guid":{"rendered":"https:\/\/dailyai.com\/?p=9968"},"modified":"2024-02-13T13:08:02","modified_gmt":"2024-02-13T13:08:02","slug":"gpt-4v-offers-big-benefits-in-clinical-trial-screening","status":"publish","type":"post","link":"https:\/\/dailyai.com\/fr\/2024\/02\/gpt-4v-offers-big-benefits-in-clinical-trial-screening\/","title":{"rendered":"Le GPT-4V offre de grands avantages pour la s\u00e9lection des essais cliniques"},"content":{"rendered":"<p><strong>Le d\u00e9pistage des patients pour trouver des participants appropri\u00e9s aux essais cliniques est une t\u00e2che laborieuse, co\u00fbteuse et sujette aux erreurs, mais l'IA pourrait bient\u00f4t y rem\u00e9dier.<\/strong><\/p>\n<p>Une \u00e9quipe de chercheurs du Brigham and Women's Hospital, de la Harvard Medical School et du Mass General Brigham Personalized Medicine a men\u00e9 une \u00e9tude pour d\u00e9terminer si un mod\u00e8le d'IA pouvait traiter les dossiers m\u00e9dicaux afin de trouver des candidats appropri\u00e9s pour les essais cliniques.<\/p>\n<p>Ils ont utilis\u00e9 GPT-4V, le LLM d'OpenAI avec traitement d'images, activ\u00e9 par Retrieval-Augmented Generation (RAG) pour traiter les dossiers m\u00e9dicaux \u00e9lectroniques (EHR) et les notes cliniques des candidats potentiels.<\/p>\n<p>Les LLM sont pr\u00e9-entra\u00een\u00e9s \u00e0 l'aide d'un ensemble de donn\u00e9es fixe et ne peuvent r\u00e9pondre qu'\u00e0 des questions bas\u00e9es sur ces donn\u00e9es. Le RAG est une technique qui permet \u00e0 un LLM de r\u00e9cup\u00e9rer des donn\u00e9es \u00e0 partir de sources externes telles que l'Internet ou les documents internes d'une organisation.<\/p>\n<p>Lorsque les participants sont s\u00e9lectionn\u00e9s pour un essai clinique, leur aptitude est d\u00e9termin\u00e9e par une liste de crit\u00e8res d'inclusion et d'exclusion. Cela implique normalement que du personnel form\u00e9 passe au peigne fin les DSE de centaines ou de milliers de patients pour trouver ceux qui correspondent aux crit\u00e8res.<\/p>\n<p>Les chercheurs ont recueilli les donn\u00e9es d'un essai visant \u00e0 recruter des patients souffrant d'insuffisance cardiaque symptomatique. Ils ont utilis\u00e9 ces donn\u00e9es pour voir si le GPT-4V avec RAG pouvait faire le travail plus efficacement que le personnel de l'\u00e9tude tout en maintenant la pr\u00e9cision.<\/p>\n<p>Les donn\u00e9es structur\u00e9es contenues dans les dossiers m\u00e9dicaux \u00e9lectroniques des candidats potentiels pourraient \u00eatre utilis\u00e9es pour d\u00e9terminer 5 des 6 crit\u00e8res d'inclusion et 5 des 17 crit\u00e8res d'exclusion de l'essai clinique. C'est la partie la plus facile.<\/p>\n<p>Les 13 crit\u00e8res restants ont d\u00fb \u00eatre d\u00e9termin\u00e9s en interrogeant les donn\u00e9es non structur\u00e9es des notes cliniques de chaque patient, ce qui constitue la partie laborieuse pour laquelle les chercheurs esp\u00e9raient l'aide de l'IA.<\/p>\n<blockquote class=\"twitter-tweet\">\n<p dir=\"ltr\" lang=\"en\">\ud83d\udd0dCan <a href=\"https:\/\/twitter.com\/Microsoft?ref_src=twsrc%5Etfw\">@Microsoft<\/a> <a href=\"https:\/\/twitter.com\/Azure?ref_src=twsrc%5Etfw\">@Azure<\/a> <a href=\"https:\/\/twitter.com\/OpenAI?ref_src=twsrc%5Etfw\">@OpenAI<\/a>'s <a href=\"https:\/\/twitter.com\/hashtag\/GPT4?src=hash&amp;ref_src=twsrc%5Etfw\">#GPT4<\/a> est-il plus performant qu'un humain pour la s\u00e9lection des essais cliniques ? Nous avons pos\u00e9 cette question dans notre \u00e9tude la plus r\u00e9cente et je suis tr\u00e8s heureux de partager nos r\u00e9sultats dans la pr\u00e9publication :<a href=\"https:\/\/t.co\/lhOPKCcudP\">https:\/\/t.co\/lhOPKCcudP<\/a><br \/>\nL'int\u00e9gration du GPT4 dans les essais cliniques n'est pas...<\/p>\n<p>- Ozan Unlu (@OzanUnluMD) <a href=\"https:\/\/twitter.com\/OzanUnluMD\/status\/1756085573134250256?ref_src=twsrc%5Etfw\">9 f\u00e9vrier 2024<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2>R\u00e9sultats<\/h2>\n<p>Les chercheurs ont d'abord obtenu les \u00e9valuations structur\u00e9es r\u00e9alis\u00e9es par le personnel de l'\u00e9tude et les notes cliniques des deux derni\u00e8res ann\u00e9es.<\/p>\n<p>Ils ont mis au point un flux de travail pour un syst\u00e8me de r\u00e9ponse aux questions bas\u00e9 sur les notes cliniques et reposant sur l'architecture RAG et GPT-4V, qu'ils ont appel\u00e9 RECTIFIER (RAG-Enabled Clinical Trial Infrastructure for Inclusion Exclusion Review).<\/p>\n<p>Les notes de 100 patients ont \u00e9t\u00e9 utilis\u00e9es comme ensemble de donn\u00e9es de d\u00e9veloppement, celles de 282 patients comme ensemble de donn\u00e9es de validation et celles de 1894 patients comme ensemble de test.<\/p>\n<p>Un clinicien expert a examin\u00e9 en aveugle les dossiers des patients pour r\u00e9pondre aux questions d'\u00e9ligibilit\u00e9 et d\u00e9terminer les r\u00e9ponses de r\u00e9f\u00e9rence. Ces r\u00e9ponses ont ensuite \u00e9t\u00e9 compar\u00e9es \u00e0 celles du personnel de l'\u00e9tude et de RECTIFIER sur la base des crit\u00e8res suivants :<\/p>\n<ul>\n<li>Sensibilit\u00e9 - Capacit\u00e9 d'un test \u00e0 identifier correctement les patients \u00e9ligibles \u00e0 l'essai (vrais positifs).<\/li>\n<li>Sp\u00e9cificit\u00e9 - Capacit\u00e9 d'un test \u00e0 identifier correctement les patients qui ne sont pas \u00e9ligibles pour l'essai (vrais n\u00e9gatifs).<\/li>\n<li>Pr\u00e9cision - proportion globale de classifications correctes (\u00e0 la fois vraies positives et vraies n\u00e9gatives).<\/li>\n<li>Coefficient de corr\u00e9lation de Matthews (MCC) - Mesure utilis\u00e9e pour \u00e9valuer la capacit\u00e9 du mod\u00e8le \u00e0 s\u00e9lectionner ou \u00e0 exclure une personne. Une valeur de 0 correspond \u00e0 un jeu de pile ou face et une valeur de 1 correspond \u00e0 100% de r\u00e9ussite.<\/li>\n<\/ul>\n<figure id=\"attachment_9971\" aria-describedby=\"caption-attachment-9971\" style=\"width: 1538px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-9971 size-full\" src=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff.png\" alt=\"\" width=\"1538\" height=\"654\" srcset=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff.png 1538w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-300x128.png 300w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-1024x435.png 1024w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-768x327.png 768w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-1536x653.png 1536w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-370x157.png 370w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-800x340.png 800w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-740x315.png 740w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-20x9.png 20w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/02\/RECTIFIER-vs-Study-staff-113x48.png 113w\" sizes=\"auto, (max-width: 1538px) 100vw, 1538px\" \/><figcaption id=\"caption-attachment-9971\" class=\"wp-caption-text\">Mesures de performance de RECTIFIER et de Study Staff pour d\u00e9terminer l'\u00e9ligibilit\u00e9 globale sur la base de 13 questions de l'ensemble des tests. Source : arXiv<\/figcaption><\/figure>\n<p>RECTIFIER a fait aussi bien, et dans certains cas mieux, que le personnel de l'\u00e9tude. Le r\u00e9sultat le plus significatif de l'\u00e9tude provient probablement de la comparaison des co\u00fbts.<\/p>\n<p>Bien qu'aucun chiffre n'ait \u00e9t\u00e9 donn\u00e9 concernant la r\u00e9mun\u00e9ration du personnel de l'\u00e9tude, celle-ci a d\u00fb \u00eatre nettement sup\u00e9rieure au co\u00fbt de l'utilisation du GPT-4V, qui variait entre $0,02 et $0,10 par patient. L'utilisation de l'IA pour \u00e9valuer un groupe de 1 000 candidats potentiels prendrait quelques minutes et co\u00fbterait environ $100.<\/p>\n<p>Les chercheurs ont conclu que l'utilisation d'un mod\u00e8le d'IA tel que GPT-4V avec RAG peut maintenir ou am\u00e9liorer la pr\u00e9cision de l'identification des candidats aux essais cliniques, et ce de mani\u00e8re plus efficace et beaucoup moins co\u00fbteuse que l'utilisation de personnel humain.<\/p>\n<p>Ils ont soulign\u00e9 la n\u00e9cessit\u00e9 de faire preuve de prudence avant de confier les soins m\u00e9dicaux \u00e0 des syst\u00e8mes automatis\u00e9s, mais il semble que l'IA fera un meilleur travail que nous si elle est correctement dirig\u00e9e.<\/p>","protected":false},"excerpt":{"rendered":"<p>Le d\u00e9pistage des patients pour trouver des participants appropri\u00e9s aux essais cliniques est une t\u00e2che laborieuse, co\u00fbteuse et sujette aux erreurs, mais l'IA pourrait bient\u00f4t y rem\u00e9dier. Une \u00e9quipe de chercheurs du Brigham and Women's Hospital, de la Harvard Medical School et du Mass General Brigham Personalized Medicine a men\u00e9 une \u00e9tude pour d\u00e9terminer si un mod\u00e8le d'IA pouvait traiter les dossiers m\u00e9dicaux afin de trouver des candidats appropri\u00e9s pour les essais cliniques. Ils ont utilis\u00e9 GPT-4V, le LLM d'OpenAI avec traitement d'images, activ\u00e9 par Retrieval-Augmented Generation (RAG) pour traiter les dossiers m\u00e9dicaux \u00e9lectroniques (EHR) et les notes cliniques des candidats potentiels. Les LLM sont pr\u00e9-entra\u00een\u00e9s \u00e0 l'aide d'un ensemble de donn\u00e9es fixe et ne peuvent r\u00e9pondre qu'\u00e0 des questions bas\u00e9es sur ces donn\u00e9es. RAG<\/p>","protected":false},"author":6,"featured_media":9972,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[150,204,101],"class_list":["post-9968","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-ai-benefits","tag-healthcare","tag-medtech"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>GPT-4V offers big benefits in clinical trial screening | DailyAI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dailyai.com\/fr\/2024\/02\/gpt-4v-offers-big-benefits-in-clinical-trial-screening\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GPT-4V offers big benefits in clinical trial screening | DailyAI\" \/>\n<meta property=\"og:description\" content=\"Screening patients to find suitable participants for clinical trials is a labor-intensive, expensive, and error-prone task but AI could soon fix that. A team of researchers from Brigham and Women\u2019s Hospital, Harvard Medical School, and Mass General Brigham Personalized Medicine, conducted a study to see if an AI model could process medical records to find suitable clinical trial candidates. They used GPT-4V, OpenAI\u2019s LLM with image processing, enabled by Retrieval-Augmented Generation (RAG) to process potential candidates&#8217; electronic health records (EHR) and clinical notes. LLMs are pre-trained using a fixed dataset and can only answer questions based on that data. 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