{"id":4834,"date":"2026-02-25T08:12:15","date_gmt":"2026-02-25T07:12:15","guid":{"rendered":"https:\/\/ncis.elte.hu\/?p=4834"},"modified":"2026-02-25T08:12:15","modified_gmt":"2026-02-25T07:12:15","slug":"magzatok-elhalalozasi-eletkoranak-becslo-modszerei","status":"publish","type":"post","link":"https:\/\/ncis.elte.hu\/index.php\/2026\/02\/25\/magzatok-elhalalozasi-eletkoranak-becslo-modszerei\/","title":{"rendered":"Magzatok elhal\u00e1loz\u00e1si \u00e9letkor\u00e1nak becsl\u0151 m\u00f3dszerei"},"content":{"rendered":"\n<p class=\"has-medium-font-size wp-block-paragraph\">A bemutatott m\u00f3dszer az elhal\u00e1loz\u00e1si \u00e9letkor becsl\u00e9s\u00e9t mennyis\u00e9gi jellegek, vagyis m\u00e9rhet\u0151 csontm\u00e9retek alapj\u00e1n v\u00e9gzi, ez\u00e9rt a vizsg\u00e1lathoz m\u00e9r\u0151m\u0171szer haszn\u00e1lata sz\u00fcks\u00e9ges. A cs\u00f6ves csontok k\u00f6z\u00e9pr\u00e9sz\u00e9nek (diaphysis) hossza regresszi\u00f3s egyenletek seg\u00edts\u00e9g\u00e9vel becs\u00fclhet\u0151, majd a diaphysis hossza \u00e9s a magzati testhossz k\u00f6z\u00f6tti \u00f6sszef\u00fcgg\u00e9s alapj\u00e1n meghat\u00e1rozhat\u00f3 a testhossz. A testhossz \u00e9s az \u00e9letkor k\u00f6z\u00f6tti kapcsolat j\u00f3l ismert, ennek felhaszn\u00e1l\u00e1s\u00e1val a vizsg\u00e1lt egy\u00e9n elhal\u00e1loz\u00e1si \u00e9letkora is megbecs\u00fclhet\u0151. A leggyakrabban haszn\u00e1lt regresszi\u00f3s egyenletek:<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">magzat hossza = 7,60 \u00d7 felkarcsont diaphysis hossza (cm),<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">magzat hossza = 6,71 \u00d7 combcsont diaphysis hossza (cm), <\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">magzat hossza = 7,63 \u00d7 s\u00edpcsont diaphysis hossza (cm).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"643\" src=\"https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat-1024x643.png\" alt=\"A magzat \u00e9letkora \u00e9s hossza k\u00f6z\u00f6tti kapcsolat\" class=\"wp-image-4831\" style=\"aspect-ratio:1.5925925925925926;width:339px;height:auto\" srcset=\"https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat-1024x643.png 1024w, https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat-300x188.png 300w, https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat-768x482.png 768w, https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat-1536x964.png 1536w, https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat.png 1795w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">A magzat \u00e9letkora \u00e9s hossza k\u00f6z\u00f6tti kapcsolat<\/figcaption><\/figure>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\">Lehet\u0151s\u00e9g van arra is, hogy a k\u00fcl\u00f6nb\u00f6z\u0151, nem csak cs\u00f6ves csontok m\u00e9retei alapj\u00e1n becs\u00fclj\u00fck meg a magzatok elhal\u00e1loz\u00e1si \u00e9letkor\u00e1t. Ehhez a t\u00e1bl\u00e1zatot K\u00f3sa (1969, 1968, 1978, 1989) \u00e1ll\u00edtotta \u00f6ssze a magzati \u00e9letkor \u00e9s a testhossz, valamint a testhossz \u00e9s a k\u00fcl\u00f6nb\u00f6z\u0151 magzati csontm\u00e9retek k\u00f6z\u00f6tti \u00f6sszef\u00fcgg\u00e9sek alapj\u00e1n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"560\" height=\"415\" src=\"https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat2.png\" alt=\"Magzatok \u00e9letkora csontm\u00e9reteik alapj\u00e1n (K\u00f3sa 1989)\" class=\"wp-image-4832\" srcset=\"https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat2.png 560w, https:\/\/ncis.elte.hu\/wp-content\/uploads\/2026\/02\/magzat2-300x222.png 300w\" sizes=\"auto, (max-width: 560px) 100vw, 560px\" \/><figcaption class=\"wp-element-caption\">Magzatok \u00e9letkora csontm\u00e9reteik alapj\u00e1n (K\u00f3sa 1989)<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>A bemutatott m\u00f3dszer az elhal\u00e1loz\u00e1si \u00e9letkor becsl\u00e9s\u00e9t mennyis\u00e9gi jellegek, vagyis m\u00e9rhet\u0151 csontm\u00e9retek alapj\u00e1n v\u00e9gzi, ez\u00e9rt a vizsg\u00e1lathoz m\u00e9r\u0151m\u0171szer haszn\u00e1lata sz\u00fcks\u00e9ges. A cs\u00f6ves csontok k\u00f6z\u00e9pr\u00e9sz\u00e9nek&#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[5],"tags":[],"class_list":["post-4834","post","type-post","status-publish","format-standard","hentry","category-eletkorbecsles"],"_links":{"self":[{"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/posts\/4834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/comments?post=4834"}],"version-history":[{"count":1,"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/posts\/4834\/revisions"}],"predecessor-version":[{"id":4835,"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/posts\/4834\/revisions\/4835"}],"wp:attachment":[{"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/media?parent=4834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/categories?post=4834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ncis.elte.hu\/index.php\/wp-json\/wp\/v2\/tags?post=4834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}