{"id":603,"date":"2026-10-03T14:49:55","date_gmt":"2026-10-03T13:49:55","guid":{"rendered":"https:\/\/wpcalc.com\/tr\/odds-orani-goreli-risk-hesaplayici\/"},"modified":"2026-10-03T14:49:55","modified_gmt":"2026-10-03T13:49:55","slug":"odds-orani-goreli-risk-hesaplayici","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/tr\/istatistik\/odds-orani-goreli-risk-hesaplayici\/","title":{"rendered":"Odds Oran\u0131 ve G\u00f6reli Risk Hesaplama Arac\u0131"},"content":{"rendered":"<section class=\"not-prose calculator-box\" aria-labelledby=\"calculator-title\"><div class=\"flex items-baseline sm:items-center justify-between gap-2 sm:gap-3\"><div class=\"flex flex-col sm:flex-row sm:items-center gap-2\"><span class=\"icon icon-calculator text-primary-700! text-base! dark:text-primary-300!\" aria-hidden=\"true\"><\/span><h2 id=\"calculator-title\" class=\"text-lg font-display font-bold\">Odds Oran\u0131 ve G\u00f6reli Riski Hesaplay\u0131n<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"603\" data-favorite-title=\"Odds Oran\u0131 ve G\u00f6reli Risk\" data-favorite-url=\"https:\/\/wpcalc.com\/tr\/istatistik\/odds-orani-goreli-risk-hesaplayici\/\" data-favorite-excerpt=\"2\u00d72 tablonun d\u00f6rt h\u00fccre say\u0131s\u0131n\u0131 (maruz kalan ve maruz kalmayan gruplar, sonucun olmas\u0131 veya olmamas\u0131) girerek odds oran\u0131, g\u00f6reli risk, sonu\u00e7 oranlar\u0131 ve g\u00fcven aral\u0131klar\u0131n\u0131, sade bir dille yaz\u0131lm\u0131\u015f bir a\u00e7\u0131klamayla birlikte hesaplay\u0131n.\" aria-label=\"Favorilere ekle\" data-favorite-icon=\"icon icon-wpcalc-bell-curve\">\n    <span class=\"icon icon-shape-star-empty\" aria-hidden=\"true\"><\/span>\n  <\/button>\n  <div class=\"calcdash-favorite__tip\" aria-hidden=\"true\">\n   <span class=\"favorite-tooltip\" id=\"favorite-tooltip\"><\/span>\n  <\/div>\n  <span class=\"sr-only\" role=\"status\" id=\"favorite-status\"><\/span>\n<\/div><\/div><form action=\"https:\/\/wpcalc.com\/tr\/istatistik\/odds-orani-goreli-risk-hesaplayici\/\" method=\"POST\" class=\"calculator\" id=\"calculator-603\" data-post=\"603\"><fieldset class=\"fieldset-input is-1\"><legend class=\"sr-only\">Giri\u015f alanlar\u0131<\/legend><div class=\"is-single field\" id=\"input-1\"><span class=\"font-semibold\">Maruz kalan grup<\/span><\/div><div class=\"field has-term\" id=\"input-2\"><label for=\"field-2\">Sonu\u00e7 var (a)<\/label><div class=\"term\">a<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"sonu_var_a\" id=\"field-2\" aria-describedby=\"calc-info-2\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"30\"\/><small id=\"calc-info-2\">Sonucun geli\u015fti\u011fi maruz kalan denekler.<\/small><\/div><div class=\"field has-term\" id=\"input-3\"><label for=\"field-3\">Sonu\u00e7 yok (b)<\/label><div class=\"term\">b<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"sonu_yok_b\" id=\"field-3\" aria-describedby=\"calc-info-3\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"70\"\/><small id=\"calc-info-3\">Sonucun geli\u015fmedi\u011fi maruz kalan denekler.<\/small><\/div><div class=\"is-single field\" id=\"input-4\"><span class=\"font-semibold\">Maruz kalmayan grup<\/span><\/div><div class=\"field has-term\" id=\"input-5\"><label for=\"field-5\">Sonu\u00e7 var (c)<\/label><div class=\"term\">c<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"sonu_var_c\" id=\"field-5\" aria-describedby=\"calc-info-5\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"10\"\/><small id=\"calc-info-5\">Sonucun geli\u015fti\u011fi maruz kalmayan denekler.<\/small><\/div><div class=\"field has-term\" id=\"input-6\"><label for=\"field-6\">Sonu\u00e7 yok (d)<\/label><div class=\"term\">d<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><input type=\"text\" name=\"sonu_yok_d\" id=\"field-6\" aria-describedby=\"calc-info-6\" data-number inputmode=\"decimal\" autocomplete=\"off\" spellcheck=\"false\" min=\"0\" value=\"90\"\/><small id=\"calc-info-6\">Sonucun geli\u015fmedi\u011fi maruz kalmayan denekler.<\/small><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Yeniden hesapla\" id=\"calculate-button\" data-post=\"603\">Hesapla<\/button><button type=\"reset\">S\u0131f\u0131rla<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Otomatik hesapla<\/label><small>Etkinle\u015ftirilirse, herhangi bir de\u011feri de\u011fi\u015ftirdi\u011finizde sonu\u00e7 otomatik olarak g\u00fcncellenir.<\/small><\/div><div class=\"fieldset-result is-hidden\" aria-labelledby=\"result-title\" aria-live=\"polite\" role=\"region\"> <h3 class=\"result-title bg-gradient-to-r from-primary-50 to-gray-50 dark:from-primary-900 dark:to-gray-800\" id=\"result-title\"><span class=\"icon icon-s-pulse\" aria-hidden=\"true\"><\/span> \u0130li\u015fki Sonu\u00e7lar\u0131<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Umulan oran (OR)<\/span><span class=\"result-term\">OR<\/span><\/span><span class=\"field-value\" id=\"result-1\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-2\"><span class=\"field-title\"><span>G\u00f6reli risk (RR)<\/span><span class=\"result-term\">RR<\/span><\/span><span class=\"field-value\" id=\"result-2\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-3\"><span class=\"field-title\"><span>Sonu\u00e7 oran\u0131 \u2014 maruz kalan grup<\/span><span class=\"result-term\">r\u2081<\/span><\/span><span class=\"field-value\" id=\"result-3\" data-unit=\"%\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-4\"><span class=\"field-title\"><span>Sonu\u00e7 oran\u0131 \u2014 maruz kalmayan grup<\/span><span class=\"result-term\">r\u2080<\/span><\/span><span class=\"field-value\" id=\"result-4\" data-unit=\"%\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-5\"><span class=\"field-title\"><span>%95 g\u00fcven aral\u0131klar\u0131<\/span><\/span><span class=\"field-value\" id=\"result-5\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-6\"><span class=\"field-title\"><span>Yorum ve form\u00fcller<\/span><\/span><span class=\"field-value\" id=\"result-6\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><\/div><div class=\"result-actions\"><button type=\"button\" class=\"copy-link\"><svg viewBox=\"0 0 20 20\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M12.232 4.232a2.5 2.5 0 0 1 3.536 3.536l-1.225 1.224a.75.75 0 0 0 1.061 1.06l1.224-1.224a4 4 0 0 0-5.656-5.656l-3 3a4 4 0 0 0 .225 5.865.75.75 0 0 0 .977-1.138 2.5 2.5 0 0 1-.142-3.667l3-3Z\"\/><path d=\"M11.603 7.963a.75.75 0 0 0-.977 1.138 2.5 2.5 0 0 1 .142 3.667l-3 3a2.5 2.5 0 0 1-3.536-3.536l1.225-1.224a.75.75 0 0 0-1.061-1.06l-1.224 1.224a4 4 0 1 0 5.656 5.656l3-3a4 4 0 0 0-.225-5.865Z\"\/><\/svg><span class=\"copy-link__text\">Bu hesaplaman\u0131n ba\u011flant\u0131s\u0131n\u0131 kopyala<\/span><\/button><span class=\"sr-only\" role=\"status\" id=\"copy-link-status\"><\/span><\/div><\/div><a href=\"#respond\" class=\"hidden transition-opacity duration-300 opacity-0 w-50 text-sm justify-center items-center gap-2 px-4 py-2 rounded bg-gray-200 text-gray-700 hover:bg-gray-300\" id=\"leave-comment\"><span class=\"icon icon-comments\" aria-hidden=\"true\"><\/span>Yorum b\u0131rak<\/a><\/form><\/section><section id=\"calc-reactions\" class=\"not-prose hidden my-12 bg-gradient-to-r from-primary-50 to-gray-50 border border-indigo-100 rounded-xl px-6 py-4 shadow-sm\" data-post=\"603\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">Bu sonu\u00e7 hakk\u0131nda ne d\u00fc\u015f\u00fcn\u00fcyorsunuz?<\/p><div role=\"group\" aria-labelledby=\"calc-reactions-title\" class=\"grid grid-cols-3 sm:flex sm:flex-row sm:justify-around gap-4 sm:items-center sm:flex-wrap\"><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"like\"><span class=\"reaction-count\" data-reaction-count=\"like\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude00 <\/span><span class=\"reaction-description font-medium\">Be\u011fendim <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"helpful\"><span class=\"reaction-count\" data-reaction-count=\"helpful\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\udca1 <\/span><span class=\"reaction-description font-medium\">Faydal\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"confused\"><span class=\"reaction-count\" data-reaction-count=\"confused\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude15 <\/span><span class=\"reaction-description font-medium\">Kafam kar\u0131\u015ft\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"disappointed\"><span class=\"reaction-count\" data-reaction-count=\"disappointed\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude1e <\/span><span class=\"reaction-description font-medium\">Hayal k\u0131r\u0131kl\u0131\u011f\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"inaccurate\"><span class=\"reaction-count\" data-reaction-count=\"inaccurate\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\u274c <\/span><span class=\"reaction-description font-medium\">Hatal\u0131 <\/span><\/button><\/div><div id=\"reaction-message\" class=\"hidden mt-8 rounded-md border border-primary-100 bg-white\/50 backdrop-blur-sm px-4 py-2 text-sm text-center shadow-sm\"><\/div><\/section><div class=\"calcdash-ad not-prose calcdash-ad--calc_result calcdash-ad--in-article\"><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1721569815777345\" data-ad-slot=\"6317458308\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script><\/div>\n<style id=\"wpcoderpro-inline-1\">.formula-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section class=\"formula-box\" aria-labelledby=\"formula-title\">\r\n\t<div id=\"formula-title\" class=\"not-prose font-display mb-4\"><span class=\"icon icon-formula\" aria-hidden=\"true\"><\/span><h2>Odds Oran\u0131 ve G\u00f6reli Risk Form\u00fcl\u00fc<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">Form\u00fcl<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n\\[ \\text{OR} = \\frac{a \\times d}{b \\times c} \\qquad \\text{RR} = \\frac{a \/ (a + b)}{c \/ (c + d)} \\]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Burada:<\/strong><\/p>\n<ul>\n<li>\\(a\\) \u2014 sonucu geli\u015fen maruz kalan bireyler<\/li>\n<li>\\(b\\) \u2014 sonucu geli\u015ftirmeyen maruz kalan bireyler<\/li>\n<li>\\(c\\) \u2014 sonucu geli\u015fen maruz kalmayan bireyler<\/li>\n<li>\\(d\\) \u2014 sonucu geli\u015ftirmeyen maruz kalmayan bireyler<\/li>\n<\/ul>\n<p>Odds oran\u0131, maruz kalan ve maruz kalmayan gruplar aras\u0131nda sonucun <em>odds'unu<\/em> kar\u015f\u0131la\u015ft\u0131r\u0131rken, g\u00f6reli risk <em>olas\u0131l\u0131klar\u0131<\/em> (riskleri) do\u011frudan kar\u015f\u0131la\u015ft\u0131r\u0131r.<\/p>\n<p>Hesaplay\u0131c\u0131 ayr\u0131ca standart b\u00fcy\u00fck \u00f6rneklem log-\u00f6l\u00e7ek yakla\u015f\u0131mlar\u0131n\u0131 kullanarak %95 g\u00fcven aral\u0131klar\u0131n\u0131 raporlar:<\/p>\n<p>\\[ \\text{SE}(\\ln \\text{OR}) = \\sqrt{\\frac{1}{a} + \\frac{1}{b} + \\frac{1}{c} + \\frac{1}{d}} \\qquad \\text{SE}(\\ln \\text{RR}) = \\sqrt{\\frac{1}{a} - \\frac{1}{a+b} + \\frac{1}{c} - \\frac{1}{c+d}} \\]\r\n<\/section>\n<style id=\"wpcoderpro-inline-2\">.calculation-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section id=\"calculation\" class=\"calculation-box\" aria-labelledby=\"calculation-title\">\r\n\t<div id=\"calculation-title\" class=\"not-prose font-display\"><span class=\"icon icon-unordered-list\" aria-hidden=\"true\"><\/span><h2>Odds Oran\u0131 ve G\u00f6reli Risk \u2013 Hesaplama \u00d6rne\u011fi<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>\u00d6rnek:<\/strong> 100 maruz kalan ve 100 maruz kalmayan bireyin izlendi\u011fi bir kohort \u00e7al\u0131\u015fmada, maruz kalanlardan 30'u, maruz kalmayanlardan ise 10'u sonucu geli\u015ftirmi\u015ftir (yani \\(b = 70\\) ve \\(d = 90\\)).<\/p>\n<p>\\[ \\text{OR} = \\frac{30 \\times 90}{70 \\times 10} = \\frac{2700}{700} = 3.8571 \\]<\/p>\n<p>\\[ \\text{RR} = \\frac{30 \/ 100}{10 \/ 100} = \\frac{0.30}{0.10} = 3.0 \\]<\/p>\n<p><strong>Sonu\u00e7:<\/strong> OR = 3,8571 (%95 GA \u2248 1,77 ile 8,42) ve RR = 3,0 (%95 GA \u2248 1,55 ile 5,81). Sonu\u00e7 oran\u0131 maruz kalan grupta %30, maruz kalmayan grupta ise %10'dur. Maruz kalan bireyler sonucu geli\u015ftirme olas\u0131l\u0131\u011f\u0131 a\u00e7\u0131s\u0131ndan 3 kat daha y\u00fcksektir ve her iki g\u00fcven aral\u0131\u011f\u0131 da 1'i d\u0131\u015far\u0131da b\u0131rakt\u0131\u011f\u0131ndan, ili\u015fki %5 d\u00fczeyinde istatistiksel olarak anlaml\u0131d\u0131r.<\/p>\n\r\n<\/section>\n<h2>Hesaplay\u0131c\u0131 Nas\u0131l Kullan\u0131l\u0131r?<\/h2>\n<ol>\n<li><strong>Sonu\u00e7 mevcut (a)<\/strong> de\u011ferini girin \u2014 sonucu geli\u015fen maruz kalan bireylerin say\u0131s\u0131.<\/li>\n<li><strong>Sonu\u00e7 yok (b)<\/strong> de\u011ferini girin \u2014 sonucu geli\u015ftirmeyen maruz kalan bireylerin say\u0131s\u0131.<\/li>\n<li><strong>Sonu\u00e7 mevcut (c)<\/strong> de\u011ferini girin \u2014 sonucu geli\u015fen maruz kalmayan bireylerin say\u0131s\u0131.<\/li>\n<li><strong>Sonu\u00e7 yok (d)<\/strong> de\u011ferini girin \u2014 sonucu geli\u015ftirmeyen maruz kalmayan bireylerin say\u0131s\u0131.<\/li>\n<li>Sonu\u00e7lar\u0131 okuyun: <strong>Odds oran\u0131 (OR)<\/strong>, <strong>G\u00f6reli risk (RR)<\/strong>, her gruptaki y\u00fczde cinsinden sonu\u00e7 oran\u0131, <strong>%95 g\u00fcven aral\u0131klar\u0131<\/strong> ve form\u00fcllerin sizin de\u011ferlerinizle doldurulmu\u015f h\u00e2liyle sade bir dille a\u00e7\u0131klama.<\/li>\n<\/ol>\n<p>D\u00f6rt girdinin tamam\u0131 negatif olmayan tam say\u0131lar olmal\u0131d\u0131r. Bir s\u0131f\u0131r h\u00fccre bir oran\u0131 tan\u0131ms\u0131z veya sonsuz k\u0131l\u0131yorsa, hesaplay\u0131c\u0131 bunu size bildirir ve kesin y\u00f6ntemler ya da her h\u00fccreye 0,5 ekleme (s\u00fcreklilik d\u00fczeltmesi) gibi alternatifler \u00f6nerir.<\/p>\n<h2>Odds Oran\u0131 ve G\u00f6reli Risk Nedir?<\/h2>\n<p>Her iki \u00f6l\u00e7\u00fc de bir maruziyetin (bir risk fakt\u00f6r\u00fc, bir tedavi, bir davran\u0131\u015f) ikili bir sonu\u00e7la (hastal\u0131k, iyile\u015fme, bir olay) ili\u015fkisinin g\u00fcc\u00fcn\u00fc nicelendirir. Bunlar, bireyleri maruziyet durumuna ve sonu\u00e7 durumuna g\u00f6re s\u0131n\u0131fland\u0131ran 2\u00d72 kontenjans (\u00e7apraz) tablosundan hesaplan\u0131r. \\(a\\), \\(b\\), \\(c\\) ve \\(d\\) h\u00fccreleri tabloyu tamamen tan\u0131mlar.<\/p>\n<p><strong>G\u00f6reli risk (RR)<\/strong>, risk oran\u0131 olarak da adland\u0131r\u0131l\u0131r, maruz kalan gruptaki sonu\u00e7 olas\u0131l\u0131\u011f\u0131n\u0131n maruz kalmayan gruptaki olas\u0131l\u0131\u011fa b\u00f6l\u00fcm\u00fcd\u00fcr: \\(RR = r_1 \/ r_0\\). 2'lik bir RR, maruz kalan grubun sonucu ya\u015fama olas\u0131l\u0131\u011f\u0131n\u0131n iki kat oldu\u011fu; 0,5'lik bir RR ise yar\u0131s\u0131 oldu\u011fu (koruyucu bir fakt\u00f6r) anlam\u0131na gelir. RR sezgiseldir ve kohort \u00e7al\u0131\u015fmalar, randomize denemeler ile gruplar\u0131 zaman i\u00e7inde ileriye do\u011fru izleyip insidans g\u00f6zlemledi\u011finiz her tasar\u0131mda do\u011fal \u00f6l\u00e7\u00fcd\u00fcr.<\/p>\n<p><strong>Odds oran\u0131 (OR)<\/strong>, maruz kalan gruptaki sonucun odds'unun maruz kalmayan gruptaki odds'a oran\u0131d\u0131r. Odds \\(p \/ (1 - p)\\) oldu\u011fundan, sonu\u00e7 yayg\u0131n oldu\u011funda OR, RR'den \u00e7ok daha b\u00fcy\u00fck olabilir. OR, vaka\u2013kontrol \u00e7al\u0131\u015fmalar\u0131n\u0131n do\u011frudan tahmin etti\u011fi \u00f6l\u00e7\u00fcd\u00fcr (\u00e7\u00fcnk\u00fc bu t\u00fcr \u00e7al\u0131\u015fmalar ger\u00e7ek insidans oranlar\u0131 vermez) ve lojistik regresyonun da \u00e7\u0131kt\u0131s\u0131d\u0131r. Sonu\u00e7 her iki grupta da nadir oldu\u011funda \u2014 yayg\u0131n bir pratik kural olarak %10'un alt\u0131nda \u2014 OR, RR'ye yak\u0131n bir de\u011fer verir.<\/p>\n<p>Her iki \u00f6l\u00e7\u00fc i\u00e7in de 1 de\u011feri ili\u015fki olmad\u0131\u011f\u0131 anlam\u0131na gelir: maruziyet, sonucun odds'unu veya riskini de\u011fi\u015ftirmez. 1'in \u00fczerindeki de\u011ferler zararl\u0131 bir ili\u015fkiyi, 1'in alt\u0131ndaki de\u011ferler koruyucu bir ili\u015fkiyi g\u00f6sterir. De\u011fer 1'den uzakla\u015ft\u0131k\u00e7a \u2014 hangi y\u00f6nde olursa olsun \u2014 ili\u015fki o kadar g\u00fc\u00e7l\u00fcd\u00fcr.<\/p>\n<h2>Sonu\u00e7lar\u0131n Yorumlanmas\u0131<\/h2>\n<p>Hesaplay\u0131c\u0131, ili\u015fkinin g\u00fcc\u00fcn\u00fc odds oran\u0131na g\u00f6re s\u0131n\u0131fland\u0131r\u0131r: 10'un \u00fczerindeki de\u011ferler \u00e7ok g\u00fc\u00e7l\u00fc, 3'\u00fcn \u00fczerindeki de\u011ferler g\u00fc\u00e7l\u00fc, 1,5'in \u00fczerindeki de\u011ferler orta ve 1 ile 1,5 aras\u0131ndaki de\u011ferler zay\u0131f kabul edilir (1'in alt\u0131nda, ters y\u00f6nl\u00fc ili\u015fkiler i\u00e7in de ayna g\u00f6r\u00fcnt\u00fcs\u00fc e\u015fikler ge\u00e7erlidir). Ayr\u0131ca her iki gruptaki sonu\u00e7 oranlar\u0131n\u0131 ve y\u00fczde puan\u0131 cinsinden mutlak risk fark\u0131n\u0131 raporlar; bu \u00e7o\u011fu zaman karar a\u00e7\u0131s\u0131ndan en ilgili say\u0131d\u0131r: 3'l\u00fck bir RR, %0,1'den %0,3'e gitmek (\u00e7ok k\u00fc\u00e7\u00fck bir mutlak de\u011fi\u015fim) veya %10'dan %30'a gitmek (b\u00fcy\u00fck bir de\u011fi\u015fim) anlam\u0131na gelebilir.<\/p>\n<p>%95 g\u00fcven aral\u0131klar\u0131 tahminlerin kesinli\u011fini g\u00f6sterir. Bir aral\u0131k 1'i d\u0131\u015far\u0131da b\u0131rak\u0131yorsa, ili\u015fki %5 d\u00fczeyinde istatistiksel olarak anlaml\u0131d\u0131r; 1'i i\u00e7eriyorsa, veriler ili\u015fki olmad\u0131\u011f\u0131 varsam\u0131yla uyumludur. Geni\u015f aral\u0131klar \u2014 k\u00fc\u00e7\u00fck \u00f6rneklemelerde yayg\u0131nd\u0131r \u2014 tahminin kesin olmad\u0131\u011f\u0131 anlam\u0131na gelir. Aral\u0131klar hakk\u0131nda daha fazla bilgi i\u00e7in <a href=\"https:\/\/wpcalc.com\/tr\/istatistik\/guven-araligi-hesaplama\/\">G\u00fcven Aral\u0131\u011f\u0131 hesaplay\u0131c\u0131s\u0131na<\/a>, \u00e7al\u0131\u015fman\u0131z\u0131n b\u00f6yle bir etkiyi saptamak i\u00e7in yeterli bireye sahip olup olmad\u0131\u011f\u0131n\u0131 kontrol etmek isterseniz de <a href=\"https:\/\/wpcalc.com\/tr\/istatistik\/orneklem-buyuklugu-hesaplama\/\">\u00d6rneklem B\u00fcy\u00fckl\u00fc\u011f\u00fc hesaplay\u0131c\u0131s\u0131n\u0131<\/a> deneyin.<\/p>\n<h2>Varsay\u0131mlar ve S\u0131n\u0131rl\u0131l\u0131klar<\/h2>\n<ul>\n<li><strong>\u00c7al\u0131\u015fma tasar\u0131m\u0131 \u00f6nemlidir.<\/strong> RR, insidans g\u00f6zlemledi\u011finiz bir tasar\u0131m gerektirir (kohort veya deneme). Vaka\u2013kontrol \u00e7al\u0131\u015fmalar\u0131nda yaln\u0131zca OR ge\u00e7erlidir, \u00e7\u00fcnk\u00fc \u00f6rneklem maruziyete g\u00f6re de\u011fil, sonucuna g\u00f6re se\u00e7ilmi\u015ftir.<\/li>\n<li><strong>\u0130li\u015fki, nedensellik de\u011fildir.<\/strong> Hem OR hem de RR, kar\u0131\u015ft\u0131r\u0131c\u0131 etkenler, se\u00e7im yanl\u0131l\u0131\u011f\u0131 ve \u00f6l\u00e7\u00fcm hatas\u0131yla bozulabilir. Di\u011fer de\u011fi\u015fkenleri kontrol etmek i\u00e7in regresyon modellerinden elde edilmi\u015f d\u00fczeltilmi\u015f tahminler gerekir.<\/li>\n<li><strong>G\u00fcven aral\u0131klar\u0131 normal yakla\u015f\u0131m kullan\u0131r<\/strong> (OR i\u00e7in Woolf y\u00f6ntemi, RR i\u00e7in Katz log y\u00f6ntemi); bu yakla\u015f\u0131m yaln\u0131zca t\u00fcm h\u00fccre say\u0131lar\u0131 makul \u00f6l\u00e7\u00fcde b\u00fcy\u00fck oldu\u011funda g\u00fcvenilirdir. K\u00fc\u00e7\u00fck say\u0131lar veya s\u0131f\u0131r h\u00fccreler s\u00f6z konusuysa, Fisher'in kesin testi gibi kesin y\u00f6ntemleri tercih edin ya da her h\u00fccreye +0,5 s\u00fcreklilik d\u00fczeltmesi uygulay\u0131n.<\/li>\n<li><strong>Sonu\u00e7 yayg\u0131n oldu\u011funda OR \u2260 RR.<\/strong> OR, yayg\u0131n sonu\u00e7lar i\u00e7in RR'yi ili\u015fkinin y\u00f6n\u00fcnde oldu\u011fundan b\u00fcy\u00fck g\u00f6sterir. Tasar\u0131m\u0131n\u0131za ve mesaj\u0131n\u0131za uyan \u00f6l\u00e7\u00fcy\u00fc rapor edin.<\/li>\n<li><strong>S\u0131f\u0131r h\u00fccreler.<\/strong> \\(b\\) veya \\(c\\) s\u0131f\u0131rsa OR tan\u0131ms\u0131z veya sonsuzdur; \\(c\\) s\u0131f\u0131rsa RR hesaplanamaz. Hesaplay\u0131c\u0131 bu durumlar\u0131 yan\u0131lt\u0131c\u0131 bir say\u0131 d\u00f6nd\u00fcrmek yerine i\u015faretleyerek bildirir.<\/li>\n<\/ul>\n<p>2\u00d72 tablo yerine iki s\u00fcrekli de\u011fi\u015fken aras\u0131ndaki ili\u015fkiyi analiz ediyorsan\u0131z, <a href=\"https:\/\/wpcalc.com\/tr\/istatistik\/pearson-korelasyon-katsayisi-hesaplama\/\">Korelasyon Katsay\u0131s\u0131 hesaplay\u0131c\u0131s\u0131<\/a> uygun ara\u00e7t\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>2\u00d72 tablonun d\u00f6rt h\u00fccre say\u0131s\u0131n\u0131 (maruz kalan ve maruz kalmayan gruplar, sonucun olmas\u0131 veya olmamas\u0131) girerek odds oran\u0131, g\u00f6reli risk, sonu\u00e7 oranlar\u0131 ve g\u00fcven aral\u0131klar\u0131n\u0131, sade bir dille yaz\u0131lm\u0131\u015f bir a\u00e7\u0131klamayla birlikte hesaplay\u0131n.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[12],"tags":[46],"class_list":["post-603","post","type-post","status-publish","format-standard","hentry","category-istatistik","tag-hipotez-testi"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/comments?post=603"}],"version-history":[{"count":4,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/603\/revisions"}],"predecessor-version":[{"id":2862,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/603\/revisions\/2862"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/media?parent=603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/categories?post=603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/tags?post=603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}