{"id":950,"date":"2025-07-04T14:17:54","date_gmt":"2025-07-04T14:17:54","guid":{"rendered":"https:\/\/studenthub.elsevier.com\/fr\/?p=950"},"modified":"2025-07-24T06:35:10","modified_gmt":"2025-07-24T06:35:10","slug":"quels-sont-les-calculs-de-puissance-utilises-pour-lestimer-dans-les-essais-cliniques","status":"publish","type":"post","link":"https:\/\/studenthub.elsevier.com\/fr\/question-bank\/quels-sont-les-calculs-de-puissance-utilises-pour-lestimer-dans-les-essais-cliniques\/","title":{"rendered":"Quels sont les calculs de puissance utilis\u00e9s pour l&#8217;estimer dans les essais cliniques\u00a0?"},"content":{"rendered":"\n<p>Les essais cliniques ne parviennent pas toujours \u00e0 d\u00e9montrer les avantages d&#8217;un traitement ou d&#8217;une intervention. <\/p>\n\n\n\n        <div class=\"simple-quiz\" id=\"sqt_1_2908_container\">\n            \n            <div class=\"quiz-options\">\n                                    <div class=\"quiz-option\">\n                        <input type=\"radio\" \n                               id=\"sqt_1_2908_option_1\" \n                               name=\"sqt_1_2908_options\" \n                               value=\"1\">\n                        <label for=\"sqt_1_2908_option_1\">\n                            A. Nombre de personnes n\u00e9cessaires dans un essai clinique                        <\/label>\n                    <\/div>\n                                    <div class=\"quiz-option\">\n                        <input type=\"radio\" \n                               id=\"sqt_1_2908_option_2\" \n                               name=\"sqt_1_2908_options\" \n                               value=\"2\">\n                        <label for=\"sqt_1_2908_option_2\">\n                            B. Fiabilit\u00e9 des donn\u00e9es de l&#039;essai                        <\/label>\n                    <\/div>\n                                    <div class=\"quiz-option\">\n                        <input type=\"radio\" \n                               id=\"sqt_1_2908_option_3\" \n                               name=\"sqt_1_2908_options\" \n                               value=\"3\">\n                        <label for=\"sqt_1_2908_option_3\">\n                            C. R\u00e9partition des donn\u00e9es \u00e0 l&#039;int\u00e9rieur d&#039;un \u00e9chantillon                        <\/label>\n                    <\/div>\n                                    <div class=\"quiz-option\">\n                        <input type=\"radio\" \n                               id=\"sqt_1_2908_option_4\" \n                               name=\"sqt_1_2908_options\" \n                               value=\"4\">\n                        <label for=\"sqt_1_2908_option_4\">\n                            D. Signification statistique des donn\u00e9es de l&#039;essai                        <\/label>\n                    <\/div>\n                                    <div class=\"quiz-option\">\n                        <input type=\"radio\" \n                               id=\"sqt_1_2908_option_5\" \n                               name=\"sqt_1_2908_options\" \n                               value=\"5\">\n                        <label for=\"sqt_1_2908_option_5\">\n                            E. Moyenne r\u00e9elle bas\u00e9e sur des \u00e9chantillons multiples                        <\/label>\n                    <\/div>\n                            <\/div>\n            \n            <div class=\"quiz-toggle\">\n                <span class=\"quiz-cta\" \n                      role=\"button\" \n                      tabindex=\"0\" \n                      onclick=\"simpleQuizToggleResults('sqt_1_2908')\"\n                      onkeydown=\"if(event.key === 'Enter' || event.key === ' ') { simpleQuizToggleResults('sqt_1_2908'); event.preventDefault(); }\">\n                    V\u00e9rifier la r\u00e9ponse                <\/span>\n                \n                <div id=\"sqt_1_2908_results\" class=\"quiz-results\" aria-live=\"polite\">\n                    A. Nombre de personnes n\u00e9cessaires dans un essai clinique. Les calculs de puissance sont utilis\u00e9s dans les essais cliniques pour estimer le nombre de personnes n\u00e9cessaires dans un essai pour d\u00e9montrer une diff\u00e9rence statistiquement significative, s&#039;il y a une diff\u00e9rence. Lors de la conduite d&#039;un essai, une d\u00e9cision est prise sur ce qu&#039;il faut mesurer comme r\u00e9sultat principal. Il peut s&#039;agir de donn\u00e9es qualitatives, comme la proportion de succ\u00e8s, ou de donn\u00e9es quantitatives, comme la r\u00e9duction de la tension art\u00e9rielle en mmHg.                <\/div>\n            <\/div>\n            \n        <\/div>\n        \n","protected":false},"excerpt":{"rendered":"<p>Les essais cliniques ne parviennent pas toujours \u00e0 d\u00e9montrer les avantages d&#8217;un traitement ou d&#8217;une intervention.<\/p>\n","protected":false},"author":168,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"wp-custom-template-question-bank-individual-entry","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4,12],"tags":[],"class_list":["post-950","post","type-post","status-publish","format-standard","hentry","category-question-bank","category-biostatics-epidemiology"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Quels sont les calculs de puissance utilis\u00e9s pour l&#039;estimer dans les essais cliniques\u00a0? 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