{"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\/sv\/2024\/02\/gpt-4v-offers-big-benefits-in-clinical-trial-screening\/","title":{"rendered":"GPT-4V ger stora f\u00f6rdelar vid screening av kliniska pr\u00f6vningar"},"content":{"rendered":"<p><strong>Att screena patienter f\u00f6r att hitta l\u00e4mpliga deltagare till kliniska pr\u00f6vningar \u00e4r en arbetsintensiv, dyr och felben\u00e4gen uppgift, men AI kan snart l\u00f6sa det problemet.<\/strong><\/p>\n<p>Ett forskarlag fr\u00e5n Brigham and Women's Hospital, Harvard Medical School och Mass General Brigham Personalized Medicine genomf\u00f6rde en studie f\u00f6r att se om en AI-modell kunde bearbeta medicinska journaler f\u00f6r att hitta l\u00e4mpliga kandidater f\u00f6r kliniska pr\u00f6vningar.<\/p>\n<p>De anv\u00e4nde GPT-4V, OpenAI:s LLM med bildbehandling, som m\u00f6jligg\u00f6rs av Retrieval-Augmented Generation (RAG) f\u00f6r att bearbeta potentiella kandidaters elektroniska patientjournaler (EHR) och kliniska anteckningar.<\/p>\n<p>LLM:er \u00e4r f\u00f6rtr\u00e4nade med hj\u00e4lp av ett fast dataset och kan bara svara p\u00e5 fr\u00e5gor som baseras p\u00e5 dessa data. RAG \u00e4r en teknik som g\u00f6r det m\u00f6jligt f\u00f6r en LLM att h\u00e4mta data fr\u00e5n externa datak\u00e4llor som internet eller en organisations interna dokument.<\/p>\n<p>N\u00e4r deltagare v\u00e4ljs ut till en klinisk pr\u00f6vning avg\u00f6rs deras l\u00e4mplighet utifr\u00e5n en lista med inklusions- och exklusionskriterier. Detta inneb\u00e4r normalt att utbildad personal g\u00e5r igenom journaler f\u00f6r hundratals eller tusentals patienter f\u00f6r att hitta dem som uppfyller kriterierna.<\/p>\n<p>Forskarna samlade in data fr\u00e5n en studie som syftade till att rekrytera patienter med symtomatisk hj\u00e4rtsvikt. De anv\u00e4nde dessa data f\u00f6r att se om GPT-4V med RAG kunde g\u00f6ra jobbet mer effektivt \u00e4n studiepersonalen och samtidigt beh\u00e5lla noggrannheten.<\/p>\n<p>De strukturerade data som finns i de potentiella kandidaternas journaler kan anv\u00e4ndas f\u00f6r att fastst\u00e4lla 5 av 6 inklusionskriterier och 5 av 17 exklusionskriterier f\u00f6r den kliniska pr\u00f6vningen. Det \u00e4r den enkla delen.<\/p>\n<p>De \u00e5terst\u00e5ende 13 kriterierna beh\u00f6vde fastst\u00e4llas genom att unders\u00f6ka ostrukturerad data i varje patients kliniska anteckningar, vilket \u00e4r den arbetsintensiva del som forskarna hoppades att AI skulle kunna hj\u00e4lpa till med.<\/p>\n<blockquote class=\"twitter-tweet\">\n<p dir=\"ltr\" lang=\"en\">\ud83d\udd0dKan <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> prestera b\u00e4ttre \u00e4n en m\u00e4nniska vid screening f\u00f6r kliniska pr\u00f6vningar? Vi st\u00e4llde den fr\u00e5gan i v\u00e5r senaste studie och jag \u00e4r oerh\u00f6rt glad \u00f6ver att kunna dela med mig av v\u00e5ra resultat i preprint:<a href=\"https:\/\/t.co\/lhOPKCcudP\">https:\/\/t.co\/lhOPKCcudP<\/a><br \/>\nAtt integrera GPT4 i kliniska pr\u00f6vningar \u00e4r inte...<\/p>\n<p>- Ozan Unlu (@OzanUnluMD) <a href=\"https:\/\/twitter.com\/OzanUnluMD\/status\/1756085573134250256?ref_src=twsrc%5Etfw\">9 februari 2024<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2>Resultat<\/h2>\n<p>Forskarna fick f\u00f6rst tillg\u00e5ng till strukturerade utv\u00e4rderingar som gjorts av studiepersonalen och kliniska anteckningar f\u00f6r de senaste tv\u00e5 \u00e5ren.<\/p>\n<p>De utvecklade ett arbetsfl\u00f6de f\u00f6r ett fr\u00e5gesvarssystem baserat p\u00e5 kliniska anteckningar som drivs av RAG-arkitekturen och GPT-4V och kallade detta arbetsfl\u00f6de RECTIFIER (RAG-Enabled Clinical Trial Infrastructure for Inclusion Exclusion Review).<\/p>\n<p>Anteckningar fr\u00e5n 100 patienter anv\u00e4ndes som utvecklingsdataset, 282 patienter som valideringsdataset och 1894 patienter som testdataset.<\/p>\n<p>En sakkunnig l\u00e4kare genomf\u00f6rde en blindad granskning av patientjournalerna f\u00f6r att besvara beh\u00f6righetsfr\u00e5gorna och fastst\u00e4lla \"gold standard\"-svaren. Dessa j\u00e4mf\u00f6rdes sedan med svaren fr\u00e5n studiepersonalen och RECTIFIER baserat p\u00e5 f\u00f6ljande kriterier:<\/p>\n<ul>\n<li>Sensitivitet - Ett tests f\u00f6rm\u00e5ga att korrekt identifiera patienter som \u00e4r kvalificerade f\u00f6r pr\u00f6vningen (sant positiva).<\/li>\n<li>Specificitet - Ett tests f\u00f6rm\u00e5ga att korrekt identifiera patienter som inte \u00e4r kvalificerade f\u00f6r pr\u00f6vningen (sant negativa).<\/li>\n<li>Noggrannhet - Den totala andelen korrekta klassificeringar (b\u00e5de sant positiva och sant negativa).<\/li>\n<li>Matthews korrelationskoefficient (MCC) - Ett m\u00e5tt som anv\u00e4nds f\u00f6r att m\u00e4ta hur bra modellen var p\u00e5 att v\u00e4lja eller utesluta en person. Ett v\u00e4rde p\u00e5 0 \u00e4r samma sak som att singla slant och 1 inneb\u00e4r att man f\u00e5r r\u00e4tt 100% av g\u00e5ngerna.<\/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\">Prestationsm\u00e5tt f\u00f6r RECTIFIER och Study Staff f\u00f6r att avg\u00f6ra \u00f6vergripande beh\u00f6righet baserat p\u00e5 13 fr\u00e5gor i testupps\u00e4ttningen. K\u00e4lla: arXiv<\/figcaption><\/figure>\n<p>RECTIFIER presterade lika bra, och i vissa fall b\u00e4ttre, \u00e4n studiepersonalen. Det f\u00f6rmodligen viktigaste resultatet av studien kom fr\u00e5n kostnadsj\u00e4mf\u00f6relsen.<\/p>\n<p>\u00c4ven om inga siffror angavs f\u00f6r ers\u00e4ttningen till studiepersonalen m\u00e5ste den ha varit betydligt h\u00f6gre \u00e4n kostnaden f\u00f6r att anv\u00e4nda GPT-4V, som varierade mellan $0,02 och $0,10 per patient. Att anv\u00e4nda AI f\u00f6r att utv\u00e4rdera en pool med 1 000 potentiella kandidater skulle ta n\u00e5gra minuter och kosta cirka $100.<\/p>\n<p>Forskarna drog slutsatsen att en AI-modell som GPT-4V med RAG kan bibeh\u00e5lla eller f\u00f6rb\u00e4ttra precisionen i identifieringen av kandidater f\u00f6r kliniska pr\u00f6vningar, och g\u00f6ra det mer effektivt och mycket billigare \u00e4n att anv\u00e4nda m\u00e4nsklig personal.<\/p>\n<p>De p\u00e5pekade att man m\u00e5ste vara f\u00f6rsiktig med att \u00f6verl\u00e5ta medicinsk v\u00e5rd till automatiserade system, men det verkar som om AI kommer att g\u00f6ra ett b\u00e4ttre jobb \u00e4n vi kan om det styrs p\u00e5 r\u00e4tt s\u00e4tt.<\/p>","protected":false},"excerpt":{"rendered":"<p>Att screena patienter f\u00f6r att hitta l\u00e4mpliga deltagare f\u00f6r kliniska pr\u00f6vningar \u00e4r en arbetsintensiv, dyr och felben\u00e4gen uppgift, men AI kan snart \u00e5tg\u00e4rda detta. Ett team av forskare fr\u00e5n Brigham and Women's Hospital, Harvard Medical School och Mass General Brigham Personalized Medicine genomf\u00f6rde en studie f\u00f6r att se om en AI-modell kunde bearbeta medicinska journaler f\u00f6r att hitta l\u00e4mpliga kandidater f\u00f6r kliniska pr\u00f6vningar. De anv\u00e4nde GPT-4V, OpenAI:s LLM med bildbehandling, som m\u00f6jligg\u00f6rs av Retrieval-Augmented Generation (RAG) f\u00f6r att bearbeta potentiella kandidaters elektroniska patientjournaler (EHR) och kliniska anteckningar. LLM:er \u00e4r f\u00f6rutbildade med hj\u00e4lp av en fast dataset och kan bara svara p\u00e5 fr\u00e5gor som baseras p\u00e5 dessa data. 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\/sv\/2024\/02\/gpt-4v-offers-big-benefits-in-clinical-trial-screening\/\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\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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