{"id":9016,"date":"2026-04-15T08:00:58","date_gmt":"2026-04-15T08:00:58","guid":{"rendered":"https:\/\/pisa4u.gr\/performance-gaps-among-students-in-greece-in-the-pisa-study-an-item-level-analysis\/"},"modified":"2026-06-27T11:39:22","modified_gmt":"2026-06-27T11:39:22","slug":"performance-gaps-among-students-in-greece-in-the-pisa-study-an-item-level-analysis","status":"publish","type":"post","link":"https:\/\/pisa4u.gr\/en\/performance-gaps-among-students-in-greece-in-the-pisa-study-an-item-level-analysis\/","title":{"rendered":"Performance Gaps Among Students in Greece in the PISA Study: An Item-Level Analysis"},"content":{"rendered":"\n<div class=\"wp-block-uagb-container uagb-block-d6924da0 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-efa76908\"><h1 class=\"uagb-heading-text\">Performance Gaps Among Students in Greece in the PISA Study: An Item-Level Analysis<\/h1><\/div>\n<\/div><\/div>\n\n<div class=\"wp-block-uagb-container uagb-block-7025be69 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file alignfull\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/pisa4u.gr\/wp-content\/uploads\/2026\/04\/&#x394;&#x3B7;&#x3BC;&#x3CC;&#x3C0;&#x3BF;&#x3C5;&#x3BB;&#x3BF;&#x3C2;-et-al.-2025.pdf\" type=\"application\/pdf\" style=\"width:100%;height:1000px\" aria-label=\"Embed of \u0394\u03b7\u03bc\u03cc\u03c0\u03bf\u03c5\u03bb\u03bf\u03c2 et al., 2025.\"><\/object><a id=\"wp-block-file--media-7efc996f-6ddb-4215-b340-5b379311148b\" href=\"https:\/\/pisa4u.gr\/wp-content\/uploads\/2026\/04\/&#x394;&#x3B7;&#x3BC;&#x3CC;&#x3C0;&#x3BF;&#x3C5;&#x3BB;&#x3BF;&#x3C2;-et-al.-2025.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">\u0394\u03b7\u03bc\u03cc\u03c0\u03bf\u03c5\u03bb\u03bf\u03c2 et al., 2025<\/a><a href=\"https:\/\/pisa4u.gr\/wp-content\/uploads\/2026\/04\/&#x394;&#x3B7;&#x3BC;&#x3CC;&#x3C0;&#x3BF;&#x3C5;&#x3BB;&#x3BF;&#x3C2;-et-al.-2025.pdf\" class=\"wp-block-file__button wp-element-button\" download=\"\" aria-describedby=\"wp-block-file--media-7efc996f-6ddb-4215-b340-5b379311148b\">Download<\/a><\/div>\n<\/div><\/div>\n\n<div class=\"wp-block-essential-blocks-text root-eb-text-2zeoc\"><div class=\"eb-parent-wrapper eb-parent-eb-text-2zeoc \"><div class=\"eb-text-wrapper eb-text-2zeoc\" data-id=\"eb-text-2zeoc\"><p class=\"eb-text\">Cite as:<br\/><br\/>\u0394\u03b7\u03bc\u03cc\u03c0\u03bf\u03c5\u03bb\u03bf\u03c2, \u039a., \u0395\u03bc\u03b2\u03b1\u03bb\u03c9\u03c4\u03ae\u03c2, \u0391., \u03a6\u03b1\u03bb\u03b9\u03ac\u03b3\u03ba\u03b1, \u0395., \u039a\u03ac\u03bb\u03c6\u03b1\u03c2, \u03a3., \u039a\u03bf\u03c5\u03c4\u03c3\u03b1\u03bc\u03c0\u03ad\u03bb\u03b1\u03c2, \u03a7., &#038; \u039c\u03b1\u03bb\u03ac\u03bd\u03bf\u03c2, \u0393. (2025). \u03a4\u03b1 \u03ba\u03b5\u03bd\u03ac \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b8\u03b7\u03c4\u03ce\u03bd\/\u03c4\u03c1\u03b9\u03ce\u03bd \u03c3\u03c4\u03b7\u03bd \u0395\u03bb\u03bb\u03ac\u03b4\u03b1 \u03c3\u03c4\u03b7\u03bd \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 PISA: \u039c\u03b9\u03b1 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03c3\u03b5 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03b5\u03c1\u03c9\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd. Zenodo. <a href=\"https:\/\/doi.org\/10.5281\/zenodo.19568173\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/doi.org\/10.5281\/zenodo.19568173<\/a>.<\/p><\/div><\/div><\/div>\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Performance Gaps Among Students in Greece in the PISA Study: An Item-Level Analysis<\/p>\n","protected":false},"author":4,"featured_media":9015,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"unboxed","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"disabled","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"enabled","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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Aivaliotis","author_link":"https:\/\/pisa4u.gr\/en\/author\/steveaiva01\/"},"uagb_comment_info":0,"uagb_excerpt":"Performance Gaps Among Students in Greece in the PISA Study: An Item-Level 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