{"id":34259,"date":"2025-12-12T10:11:29","date_gmt":"2025-12-12T15:11:29","guid":{"rendered":"https:\/\/www.sr-research.com\/?page_id=34259"},"modified":"2025-12-12T10:16:29","modified_gmt":"2025-12-12T15:16:29","slug":"eye-tracking-biomarkers-for-autism","status":"publish","type":"page","link":"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-biomarkers-for-autism\/","title":{"rendered":"\u81ea\u95ed\u75c7\u7684\u773c\u52a8\u8ffd\u8e2a\u751f\u7269\u6807\u5fd7\u7269"},"content":{"rendered":"<style>.wp-block-kadence-column.kb-section-dir-horizontal > .kt-inside-inner-col > .kt-info-box34259_cf198c-8c .kt-blocks-info-box-link-wrap{max-width:unset;}.kt-info-box34259_cf198c-8c .kt-blocks-info-box-link-wrap{border-top:0px solid #ffffff;border-right:0px solid #ffffff;border-bottom:0px solid #ffffff;border-left:0px solid #ffffff;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;background:#ffffff;padding-top:0px;padding-right:var(--global-kb-spacing-xs, 1rem);padding-bottom:var(--global-kb-spacing-xs, 1rem);padding-left:var(--global-kb-spacing-xs, 1rem);}.kt-info-box34259_cf198c-8c .kadence-info-box-icon-container .kt-info-svg-icon, .kt-info-box34259_cf198c-8c .kt-info-svg-icon-flip, .kt-info-box34259_cf198c-8c .kt-blocks-info-box-number{font-size:50px;}.kt-info-box34259_cf198c-8c .kt-blocks-info-box-media{color:#006cff;border-radius:200px;overflow:hidden;border-top-width:0px;border-right-width:0px;border-bottom-width:0px;border-left-width:0px;padding-top:20px;padding-right:20px;padding-bottom:20px;padding-left:20px;margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:-40px;}.kt-info-box34259_cf198c-8c .kt-blocks-info-box-media .kadence-info-box-image-intrisic img{border-radius:200px;}.kt-info-box34259_cf198c-8c .kt-infobox-textcontent h2.kt-blocks-info-box-title{padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;margin-top:5px;margin-right:0px;margin-bottom:10px;margin-left:0px;}.kt-info-box34259_cf198c-8c .kt-blocks-info-box-learnmore{background:transparent;border-width:0px 0px 0px 0px;padding-top:4px;padding-right:8px;padding-bottom:4px;padding-left:8px;margin-top:10px;margin-right:0px;margin-bottom:10px;margin-left:0px;}@media all and (max-width: 1024px){.kt-info-box34259_cf198c-8c .kt-blocks-info-box-link-wrap{border-top:0px solid #ffffff;border-right:0px solid #ffffff;border-bottom:0px solid #ffffff;border-left:0px solid #ffffff;}}@media all and (max-width: 767px){.kt-info-box34259_cf198c-8c .kt-blocks-info-box-link-wrap{border-top:0px solid #ffffff;border-right:0px solid #ffffff;border-bottom:0px solid #ffffff;border-left:0px solid #ffffff;}}<\/style>\n<div class=\"wp-block-kadence-infobox kt-info-box34259_cf198c-8c\"><span class=\"kt-blocks-info-box-link-wrap info-box-link kt-blocks-info-box-media-align-left kt-info-halign-left\"><div class=\"kt-blocks-info-box-media-container\"><div class=\"kt-blocks-info-box-media kt-info-media-animate-none\"><div class=\"kadence-info-box-icon-container kt-info-icon-animate-none\"><div class=\"kadence-info-box-icon-inner-container\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_bookOpen kt-info-svg-icon\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M2 3h6a4 4 0 0 1 4 4v14a3 3 0 0 0-3-3H2z\"\/><path d=\"M22 3h-6a4 4 0 0 0-4 4v14a3 3 0 0 1 3-3h7z\"\/><\/svg><\/span><\/div><\/div><\/div><\/div><div class=\"kt-infobox-textcontent\"><h2 class=\"kt-blocks-info-box-title\">CASE STUDY: Eye-Tracking Biomarkers for Autism Spectrum Disorder<\/h2><p class=\"kt-blocks-info-box-text\"><\/p><\/div><\/span><\/div>\n\n\n<style>.kb-image34259_b6b343-6d .kb-image-has-overlay:after{opacity:0.3;}.kb-image34259_b6b343-6d img.kb-img, .kb-image34259_b6b343-6d .kb-img img{box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}<\/style>\n<div class=\"wp-block-kadence-image kb-image34259_b6b343-6d\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"853\" src=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-scaled.jpg\" alt=\"Detecting Biomarkers  for Autism with Eye Tracking\" class=\"kb-img wp-image-34269\" srcset=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-18x6.jpg 18w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-300x100.jpg 300w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-768x256.jpg 768w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-1024x341.jpg 1024w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-1536x512.jpg 1536w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-2048x683.jpg 2048w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-scaled.jpg 2560w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/figure><\/div>\n\n\n\n<p>Autism Spectrum Disorder (ASD) is marked by significant heterogeneity among individuals, presenting a major obstacle to the development and evaluation of new interventions. Progress in clinical trials for ASD has been severely limited by a lack of objective and reliable measures\u2014known as biomarkers\u2014that can quantify intrinsic features of the disorder or reliably track response to treatment.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35313957\/\" target=\"_blank\" rel=\"noreferrer noopener\">The Autism Biomarkers Consortium for Clinical Trials<\/a><\/strong> (ABC-CT) study conducted by Frederick Shic and colleagues is one of the most rigorous evaluations of candidate eye-tracking biomarkers for ASD. The primary research question asked whether a battery of eye-tracking (ET) tasks\u2014administered using high-precision <strong><a href=\"https:\/\/www.sr-research.com\/hardware\/\">EyeLink eye-tracking technology<\/a><\/strong>\u2014could yield feasible, reliable, and clinically meaningful biomarkers for autism, suitable for use in clinical trials. The study investigated the feasability of recording eye movements, and whether ET measures demonstrated construct validity, short-term stability, group discrimination between ASD and typically developing (TD) children, and clinically relevant associations with behavioral characteristics.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-research-question-and-methodology-with-high-precision-eye-tracking\">Research Question and Methodology with High-Precision Eye Tracking<\/h2>\n\n\n\n<p>The multisite study included 280 children with ASD and 119 TD children aged 6\u201311 years. All eye-tracking data were collected with SR Research <strong><a href=\"https:\/\/www.sr-research.com\/eyelink-1000-plus\/\">EyeLink 1000 Plus <\/a><\/strong>remote systems running at 500 Hz, ensuring high temporal resolution and spatial accuracy. Stimuli were presented on standardized displays, and data collection followed strict protocol manualization and centralized quality control.<\/p>\n\n\n\n<p>The ET battery consisted of five viewing tasks: <\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Activity Monitoring<\/strong>: Videos of two actors interacting in a shared activity<\/li>\n\n\n\n<li><strong>Social Interactive:<\/strong> Videos of two children in interacting or parallel play<\/li>\n\n\n\n<li><strong>Static Social Scenes:<\/strong> Static photos depicting everyday scenes of social interactions<\/li>\n\n\n\n<li><strong>Biological Motion Preference:<\/strong> Point-light videos depicting human actions paired with non-human actions<\/li>\n\n\n\n<li><strong>Pupillary Light Reflex (PLR):<\/strong> Small central animation on a dark screen followed by a flash of white<\/li>\n<\/ol>\n\n\n\n<p>The first three tasks focused on social attention and were combined into the study\u2019s primary biomarker outcome\u2014the <em>Oculomotor Index of Gaze<\/em> to Human Faces (OMI), which measured the proportion of gaze directed to human faces across dynamic and static social scenes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-findings-and-biomarker-viability\">Key Findings and Biomarker Viability<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Exceptional Data Acquisition Feasibility:<\/strong> Data acquisition feasibility refers to how successfully and consistently a study can collect high-quality data from participants. Across all tasks, <em>data acquisition and validity exceeded 95%<\/em> for both ASD and TD groups\u2014an essential requirement for potential biomarker use in clinical trials. This performance highlights both the study\u2019s rigorous protocols and the reliability of the EyeLink system in capturing high-quality ET data even in heterogeneous clinical populations.<\/li>\n\n\n\n<li><strong>Strong Construct Validity:<\/strong> TD children consistently looked at human faces <em>at rates far above chance<\/em> in all social-attention tasks, confirming that these paradigms elicited expected visual behaviors. The PLR task also reliably produced expected pupil constriction responses.<strong> <\/strong>Although construct validity was evaluated primarily in the TD group, the ASD group showed comparable patterns, indicating the measures are also applicable to ASD.<\/li>\n\n\n\n<li><strong>High Six-Week Stability:<\/strong> High six-week stability refers to how consistently a biomarker or measurement produces similar results when the same individuals are tested again six weeks later, assuming their underlying abilities or symptoms have not meaningfully changed.  More formally, a measure shows a high intraclass correlation coefficient (ICC \u2265 .75) between Time 1 and Time 2 assessments conducted six weeks apart. OMI and related gaze-to-face measures showed high stability over six weeks (ICC \u2248 .83), supporting their potential as stable trait-level markers suitable for short-term clinical trials. PLR measures also demonstrated strong stability. <\/li>\n\n\n\n<li><strong>Robust Group Discrimination:<\/strong> Children with ASD showed significantly reduced gaze to faces across all social tasks, with medium to large effect sizes, replicating long-standing findings in the ASD literature. These group differences remained significant even after controlling for age, IQ, site, and data quality.<\/li>\n\n\n\n<li><strong>Clinically Meaningful Associations:<\/strong> Lower OMI scores were associated with higher autism symptom severity, lower verbal IQ, reduced communication skills, and poorer memory for faces, suggesting that the biomarker meaningfully indexes individual variability in social-communicative functioning.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-role-of-eyelink-eye-tracking-technology-in-autism-research\">The Role of EyeLink Eye Tracking Technology in Autism Research<\/h2>\n\n\n\n<p>The ABCT-CT included five testing sites that used EyeLink 1000 Plus eye tracker systems because of the high sampling rate (up to 2000 Hz binocularly), spatial accuracy, and remote mode function that enables participants to move their heads freely while testing. The results is the reliable collection of data  from school-aged children, including those with attentional or regulatory challenges. These advantages have made EyeLink systems a go-to choice for autism and developmental researchers worldwide.<\/p>\n\n\n\n<p>This study demonstrates that eye-tracking\u2014particularly gaze-to-face measures captured with EyeLink systems\u2014meets key psychometric requirements for potential biomarker deployment in ASD clinical trials. The strong performance of the OMI has already led to its acceptance into the FDA Biomarker Qualification Program, marking a significant milestone in the translation of eye-tracking science into clinical application.<\/p>\n\n\n<style>.wp-block-kadence-spacer.kt-block-spacer-34259_450bf2-bc .kt-block-spacer{height:60px;}.wp-block-kadence-spacer.kt-block-spacer-34259_450bf2-bc .kt-divider{border-top-width:1px;height:1px;border-top-color:#eee;width:50%;border-top-style:solid;}<\/style>\n<div class=\"wp-block-kadence-spacer aligncenter kt-block-spacer-34259_450bf2-bc\"><div class=\"kt-block-spacer kt-block-spacer-halign-center\"><hr class=\"kt-divider\"\/><\/div><\/div>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading34259_9ad740-9f, .wp-block-kadence-advancedheading.kt-adv-heading34259_9ad740-9f[data-kb-block=\"kb-adv-heading34259_9ad740-9f\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading34259_9ad740-9f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading34259_9ad740-9f[data-kb-block=\"kb-adv-heading34259_9ad740-9f\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading34259_9ad740-9f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading34259_9ad740-9f[data-kb-block=\"kb-adv-heading34259_9ad740-9f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading34259_9ad740-9f wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading34259_9ad740-9f\">For information regarding how eye tracking can help your research, check out our solutions and product pages or contact us. We are happy to help!<\/p>\n\n\n<div class=\"mai-columns has-xl-margin-top has-xl-margin-bottom\"><div class=\"mai-columns-wrap has-columns\" style=\"--column-gap:var(--spacing-xxxxl);--row-gap:var(--spacing-xl);--align-columns:start;--align-columns-vertical:center;\">\n<div class=\"mai-column is-column\" style=\"--columns-xs:1\/1;--flex-xs:0 0 var(--flex-basis);--columns-sm:1\/1;--flex-sm:0 0 var(--flex-basis);--columns-md:1\/3;--flex-md:0 0 var(--flex-basis);--columns-lg:1\/3;--flex-lg:0 0 var(--flex-basis);--justify-content:start;\">\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link button button-secondary wp-element-button\" href=\"https:\/\/www.sr-research.com\/solutions\/\">Solutions<\/a><\/div>\n<\/div>\n\n<\/div>\n\n<div class=\"mai-column is-column\" style=\"--columns-xs:1\/1;--flex-xs:0 0 var(--flex-basis);--columns-sm:1\/1;--flex-sm:0 0 var(--flex-basis);--columns-md:1\/3;--flex-md:0 0 var(--flex-basis);--columns-lg:1\/3;--flex-lg:0 0 var(--flex-basis);--justify-content:start;\">\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link button button-secondary wp-element-button\" href=\"https:\/\/www.sr-research.com\/hardware\/\">Products<\/a><\/div>\n<\/div>\n\n<\/div>\n\n<div class=\"mai-column is-column\" style=\"--columns-xs:1\/1;--flex-xs:0 0 var(--flex-basis);--columns-sm:1\/1;--flex-sm:0 0 var(--flex-basis);--columns-md:1\/3;--flex-md:0 0 var(--flex-basis);--columns-lg:1\/3;--flex-lg:0 0 var(--flex-basis);--justify-content:start;\">\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link button button-secondary wp-element-button\" href=\"https:\/\/www.sr-research.com\/get-in-touch\/\">Get in Touch<\/a><\/div>\n<\/div>\n\n<\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Autism Spectrum Disorder (ASD) is marked by significant heterogeneity among individuals, presenting a major obstacle to the development and evaluation of new interventions. Progress in clinical trials for ASD has been severely limited by a lack of objective and reliable measures\u2014known as biomarkers\u2014that can quantify intrinsic features of the disorder or reliably track response to &hellip;<\/p>","protected":false},"author":3,"featured_media":0,"parent":30161,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"class_list":{"1":"page","2":"type-page","5":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Eye-Tracking Biomarkers for Autism - Fast, Accurate, Reliable Eye Tracking<\/title>\n<meta name=\"description\" content=\"Discover how eye-tracking biomarkers can advance research in Autism Spectrum Disorder and improve clinical trials effectiveness.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-biomarkers-for-autism\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Eye-Tracking Biomarkers for Autism\" \/>\n<meta property=\"og:description\" content=\"Discover how eye-tracking biomarkers can advance research in Autism Spectrum Disorder and improve clinical trials effectiveness.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-biomarkers-for-autism\/\" \/>\n<meta property=\"og:site_name\" content=\"Fast, Accurate, Reliable Eye Tracking\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SR-Research-Ltd-640093842854433\/\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-12T15:16:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/12\/autism-eye-tracking-1.0-scaled.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@SRResearchLtd\" \/>\n<meta name=\"twitter:label1\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.sr-research.com\\\/case-studies\\\/eye-tracking-biomarkers-for-autism\\\/\",\"url\":\"https:\\\/\\\/www.sr-research.com\\\/case-studies\\\/eye-tracking-biomarkers-for-autism\\\/\",\"name\":\"Eye-Tracking Biomarkers for Autism - 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