{"id":31197,"date":"2025-07-23T12:32:26","date_gmt":"2025-07-23T17:32:26","guid":{"rendered":"https:\/\/www.sr-research.com\/?page_id=31197"},"modified":"2025-07-23T12:32:27","modified_gmt":"2025-07-23T17:32:27","slug":"eye-tracking-depression-and-microsaccades","status":"publish","type":"page","link":"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-depression-and-microsaccades\/","title":{"rendered":"\u773c\u52a8\u8ffd\u8e2a\u6291\u90c1\u4e0e\u5fae\u7403\u83cc"},"content":{"rendered":"<style>.wp-block-kadence-column.kb-section-dir-horizontal > .kt-inside-inner-col > .kt-info-box31197_41d06b-72 .kt-blocks-info-box-link-wrap{max-width:unset;}.kt-info-box31197_41d06b-72 .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-box31197_41d06b-72 .kadence-info-box-icon-container .kt-info-svg-icon, .kt-info-box31197_41d06b-72 .kt-info-svg-icon-flip, .kt-info-box31197_41d06b-72 .kt-blocks-info-box-number{font-size:50px;}.kt-info-box31197_41d06b-72 .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-box31197_41d06b-72 .kt-blocks-info-box-media .kadence-info-box-image-intrisic img{border-radius:200px;}.kt-info-box31197_41d06b-72 .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-box31197_41d06b-72 .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-box31197_41d06b-72 .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-box31197_41d06b-72 .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-box31197_41d06b-72\"><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: Disrupted Microsaccade Responses in Late-Life Depression<\/h2><p class=\"kt-blocks-info-box-text\"><\/p><\/div><\/span><\/div>\n\n\n<style>.kb-image31197_bbff43-a7 .kb-image-has-overlay:after{opacity:0.3;}.kb-image31197_bbff43-a7 img.kb-img, .kb-image31197_bbff43-a7 .kb-img img{box-shadow:0px 0px 14px 0px rgba(0, 0, 0, 0.2);}<\/style>\n<div class=\"wp-block-kadence-image kb-image31197_bbff43-a7\"><figure class=\"aligncenter size-cover\"><img loading=\"lazy\" decoding=\"async\" width=\"2048\" height=\"683\" src=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-2048x683.jpg\" alt=\"Eye Tracking Depression and Microsaccades\" class=\"kb-img wp-image-31242\" srcset=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-18x6.jpg 18w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-300x100.jpg 300w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-768x256.jpg 768w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-1024x341.jpg 1024w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-1536x512.jpg 1536w, https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-2048x683.jpg 2048w\" sizes=\"auto, (max-width: 2048px) 100vw, 2048px\" \/><\/figure><\/div>\n\n\n\n<p>Late-life depression (LLD) poses a significant health challenge in an aging, marked by high prevalence and substantial mortality rates. Despite its critical impact, LLD often goes undiagnosed due to the overshadowing presence of physical health issues in older adults. This oversight underscores the urgent need for objective, cost-effective diagnostic tools that can assist in the early identification of depression in older individuals. A recent study, &#8220;<strong><a href=\"https:\/\/www.nature.com\/articles\/s41598-025-86399-9\" target=\"_blank\" rel=\"noreferrer noopener\">Disrupted microsaccade responses in late-life depression<\/a><\/strong>,&#8221; by Lee et al. (2025), published in <em>Scientific Reports<\/em>, highlights the pivotal role of eye-tracking technology in addressing this diagnostic gap.<\/p>\n\n\n\n<p>LLD, affecting a considerable proportion of older adults, carries severe consequences, including increased mortality. Traditional diagnostic methods often rely on subjective assessments, which can be limited by various factors such as patient reluctance to disclose symptoms or the overlap of depressive symptoms with other age-related health conditions. This emphasizes the necessity for objective biomarkers\u2014measurable indicators that can accurately and non-invasively detect LLD. The study by Lee et al. explores the potential of microsaccades, tiny, involuntary eye movements that occur during visual fixation, as such biomarkers. These movements are known to be modulated by arousal levels, which are often disrupted in individuals with depression.<\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading31197_fc53b7-9d, .wp-block-kadence-advancedheading.kt-adv-heading31197_fc53b7-9d[data-kb-block=\"kb-adv-heading31197_fc53b7-9d\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading31197_fc53b7-9d mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading31197_fc53b7-9d[data-kb-block=\"kb-adv-heading31197_fc53b7-9d\"] 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-heading31197_fc53b7-9d img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading31197_fc53b7-9d[data-kb-block=\"kb-adv-heading31197_fc53b7-9d\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading31197_fc53b7-9d wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading31197_fc53b7-9d\">Microsaccade Eye Tracking Methodology<\/h2>\n\n\n\n<p>The study utilized an SR Research <strong><a href=\"https:\/\/www.sr-research.com\/eyelink-1000-plus\/\">EyeLink 1000 Plus<\/a><\/strong> eye tracker to detect and quantify microsaccades during a simple visual fixation task. The high sampling rate and low noise levels of the EyeLink system, combined with its ability to record binocular data were critical, as they allowed the researchers to report measures such as microsaccade peak velocity and amplitude.\u00a0<\/p>\n\n\n\n<p>The research involved two groups: LLD patients and age-matched healthy controls (CTRL). Participants were required to maintain steady fixation while background luminance conditions were varied, aiming to induce microsaccadic inhibition (a decrease in microsaccade occurrence) and rebound (a subsequent increase).<\/p>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading31197_17c8b4-9e, .wp-block-kadence-advancedheading.kt-adv-heading31197_17c8b4-9e[data-kb-block=\"kb-adv-heading31197_17c8b4-9e\"]{font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading31197_17c8b4-9e mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading31197_17c8b4-9e[data-kb-block=\"kb-adv-heading31197_17c8b4-9e\"] 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-heading31197_17c8b4-9e img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading31197_17c8b4-9e[data-kb-block=\"kb-adv-heading31197_17c8b4-9e\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading31197_17c8b4-9e wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading31197_17c8b4-9e\">Differences in Microsaccades between Late-Life Depression Patients and Controls<\/h2>\n\n\n\n<p>The findings revealed significant differences in microsaccade behavior between the LLD patients and the healthy controls. Specifically, LLD patients exhibited significantly higher microsaccade peak velocities and larger amplitudes compared to the CTRL group. While microsaccade rates were generally lower in LLD patients, these differences were not statistically significant. More critically, the study observed that the modulation of microsaccadic inhibition and rebound in response to changes in background luminance was significantly blunted in LLD patients. This suggests a dysfunction in the neural circuits responsible for generating these eye movements, a finding consistent with the hypothesis of heightened arousal levels in depression.<\/p>\n\n\n\n<p>The results of this study demonstrate for the first time significant alterations in microsaccade behavior in LLD patients. This provides strong evidence that eye-tracking technology could potentially be a powerful and cost-effective means to identify individuals at risk for LLD. Unlike high-cost neuroimaging methods, eye tracking offers a non-invasive, accessible, and potentially rapid diagnostic approach.<\/p>\n\n\n\n<p>In conclusion, the research by Lee et al. underscores the immense potential of eye-tracking technology as a behavioral biomarker for LLD. By providing an objective and easy-to-measure technique, eye tracking can assist in the earlier diagnosis of depression in older adults, ultimately leading to more timely and effective interventions and improved patient outcomes. This technology holds promise not only for LLD but also for evaluating treatment effectiveness in other clinical disorders, paving the way for a new era of diagnostic precision in mental health.<\/p>\n\n\n<style>.wp-block-kadence-spacer.kt-block-spacer-31197_8a10ee-78 .kt-block-spacer{height:60px;}.wp-block-kadence-spacer.kt-block-spacer-31197_8a10ee-78 .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-31197_8a10ee-78\"><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-heading31197_7d351d-a8, .wp-block-kadence-advancedheading.kt-adv-heading31197_7d351d-a8[data-kb-block=\"kb-adv-heading31197_7d351d-a8\"]{text-align:center;font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading31197_7d351d-a8 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading31197_7d351d-a8[data-kb-block=\"kb-adv-heading31197_7d351d-a8\"] 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-heading31197_7d351d-a8 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading31197_7d351d-a8[data-kb-block=\"kb-adv-heading31197_7d351d-a8\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<p class=\"kt-adv-heading31197_7d351d-a8 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading31197_7d351d-a8\">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>Late-life depression (LLD) poses a significant health challenge in an aging, marked by high prevalence and substantial mortality rates. Despite its critical impact, LLD often goes undiagnosed due to the overshadowing presence of physical health issues in older adults. This oversight underscores the urgent need for objective, cost-effective diagnostic tools that can assist in the &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 v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Eye Tracking Depression and Microsaccades - Fast, Accurate, Reliable Eye Tracking<\/title>\n<meta name=\"description\" content=\"Eye tracking results show microsaccade differences between late-life depression patients and healthy controls.\" \/>\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-depression-and-microsaccades\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Eye Tracking Depression and Microsaccades\" \/>\n<meta property=\"og:description\" content=\"Eye tracking results show microsaccade differences between late-life depression patients and healthy controls.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sr-research.com\/zh\/case-studies\/eye-tracking-depression-and-microsaccades\/\" \/>\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=\"2025-07-23T17:32:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.sr-research.com\/wp-content\/uploads\/2025\/07\/eye-tracking-depression-and-microsaccades-1.0-2048x683.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=\"3 \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-depression-and-microsaccades\\\/\",\"url\":\"https:\\\/\\\/www.sr-research.com\\\/case-studies\\\/eye-tracking-depression-and-microsaccades\\\/\",\"name\":\"Eye Tracking Depression and Microsaccades - 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