{"id":293,"date":"2025-01-09T08:37:00","date_gmt":"2025-01-09T08:37:00","guid":{"rendered":"https:\/\/healthscienceinstitute.org\/?p=293"},"modified":"2025-12-08T06:57:42","modified_gmt":"2025-12-08T06:57:42","slug":"latest-findings-on-the-impact-of-flu-vaccines-for-seniors","status":"publish","type":"post","link":"https:\/\/staging.scienceinhealth.com\/de\/latest-findings-on-the-impact-of-flu-vaccines-for-seniors\/","title":{"rendered":"Neueste Erkenntnisse \u00fcber die Auswirkungen der Grippeimpfung f\u00fcr Senioren"},"content":{"rendered":"<p><strong>Wichtige Punkte<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Grippe- und COVID-19-Impfstoffe k\u00f6nnen sicher gleichzeitig verabreicht werden und bieten kombinierten Schutz w\u00e4hrend der Atemwegsvirussaison.<\/li>\n\n\n\n<li>Hochdosierte und adjuvantierte Grippeimpfstoffe verringern das Krankenhausrisiko bei Erwachsenen im Alter von 65+ Jahren erheblich, wobei einige Studien eine Reduzierung um bis zu 62% gegen\u00fcber Standarddosisimpfungen zeigen.<\/li>\n\n\n\n<li>In der Saison 2024\u201325 reduzierten Grippeimpfstoffe die Zahl der medizinisch behandelten Erkrankungen bei Senioren um 51\u201357% und die Krankenhauseinweisungsraten um 38\u201355%.<\/li>\n\n\n\n<li>CDC und ACIP empfehlen nun verbesserte Impfstoffe \u2014HD-IIV3, aIIV3 oder RIV4\u2014 als bevorzugte Optionen f\u00fcr \u00e4ltere Erwachsene.<\/li>\n\n\n\n<li>Aufgrund von Fehlinformationen, Zugangsl\u00fccken und Ungleichheiten ist die Impfbereitschaft unter Senioren nach wie vor uneinheitlich.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Warum das wichtig ist<\/h2>\n\n\n\n<p>Laut den USA sind Erwachsene ab 65 Jahren f\u00fcr 70\u201385% der grippebedingten Todesf\u00e4lle und 50\u201370% der Krankenhauseinweisungen verantwortlich. Zentren f\u00fcr Krankheitskontrolle und Pr\u00e4vention (CDC) (<a class=\"\" href=\"https:\/\/www.cdc.gov\/flu\/highrisk\/65over.htm\">CDC, 2024<\/a>). Mit zunehmendem Alter kommt es zu einem R\u00fcckgang des Immunsystems, was die Anf\u00e4lligkeit f\u00fcr Atemwegsinfektionen erh\u00f6ht und die Genesung erschwert.<\/p>\n\n\n\n<p>Grippeimpfstoffe bleiben eines der wirksamsten Instrumente zur Vorbeugung schwerer Folgen \u2014aber nicht alle Impfstoffe sind f\u00fcr Senioren gleicherma\u00dfen wirksam.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Was gibt es Neues in der Saison 2024\u20132025<\/h2>\n\n\n\n<p>Neue Zwischendaten des Influenza Vaccine Effectiveness Network des CDC zeigen, dass der Impfstoff bei Erwachsenen 65+ reduziert wurde:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Medizinisch betreute Grippeerkrankung um 51\u201357%<\/li>\n\n\n\n<li>Krankenhausaufenthalte um 38\u201355%<br>(<a class=\"\" href=\"https:\/\/www.cdc.gov\/mmwr\/volumes\/74\/wr\/mm7406a2.htm\">CDC, 2025<\/a>)<\/li>\n<\/ul>\n\n\n\n<p>Dieser Schutz ist bei verbesserten Impfstoffen \u2014 hochdosierte (HD-IIV3) und MF59-adjuvantierte (aIIV3) Formulierungen noch ausgepr\u00e4gter. Eine gro\u00dfe retrospektive Studie mit fast einer halben Million Senioren zeigte:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hochdosierter Impfstoff reduzierte Krankenhausaufenthalte um ~25%<\/li>\n\n\n\n<li>Adjuvantierter Impfstoff reduzierte Krankenhausaufenthalte um ~62%<br>(<a href=\"https:\/\/www.kp-scalresearch.org\/high-dose-and-adjuvanted-flu-vaccines-provided-better-protection-for-seniors\/\">Kaiser Permanente, 2024<\/a>)<\/li>\n<\/ul>\n\n\n\n<p>Obwohl beide Typen die Standarddosis-Impfstoffe \u00fcbertrafen, ergab eine randomisierte direkte Studie aus dem Jahr 2024 keinen signifikanten Unterschied zwischen der hochdosierten und der adjuvantierten Version bei der Vorbeugung von Grippeerkrankungen (<a href=\"https:\/\/www.cslseqirus.us\/news\/new-data-presented-at-idweek-2024\">CSL Seqirus, 2024<\/a>).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Wissenschaft hinter verbesserten Impfstoffen<\/h2>\n\n\n\n<p>Das Altern beeinflusst die Immunfunktion \u2014ein Prozess, der als bekannt ist <strong>Immunoseneszenz<\/strong>\u2014was zu einer schw\u00e4cheren Reaktion auf herk\u00f6mmliche Grippeimpfstoffe f\u00fchrt. Verbesserte Impfstoffe wirken dem entgegen, indem sie entweder:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Erh\u00f6hung der Antigendosis (z. B. Fluzone High-Dose)<\/li>\n\n\n\n<li>Verwendung eines Adjuvans wie MF59 zur Stimulierung einer st\u00e4rkeren Immunantwort (z. B. Fluad)<\/li>\n<\/ul>\n\n\n\n<p>Diese Instrumente sind unerl\u00e4sslich, um \u00e4lteren Immunsystemen dabei zu helfen, einen angemessenen Schutz vor dem Influenzavirus zu gew\u00e4hrleisten.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Aktualisierte CDC-Empfehlungen<\/h2>\n\n\n\n<p>Ab 2025 empfiehlt der Advisory Committee on Immunization Practices (ACIP) des CDC, dass Erwachsene im Alter von 65+ Jahren einen der folgenden Grippeimpfstoffe erhalten:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HD-IIV3 (hochdosierter inaktivierter Grippeimpfstoff)<\/li>\n\n\n\n<li>aIIV3 (MF59-adjuvantierter inaktivierter Grippeimpfstoff)<\/li>\n\n\n\n<li>RIV4 (Rekombinanter Grippeimpfstoff)<\/li>\n<\/ul>\n\n\n\n<p>Diese werden der Standarddosisoption vorgezogen, obwohl Standardimpfstoffe immer noch akzeptabel sind, wenn keine verbesserte Version verf\u00fcgbar ist (<a class=\"\" href=\"https:\/\/www.cdc.gov\/mmwr\/volumes\/74\/wr\/mm7402a3.htm\">CDC, Impfplan 2025<\/a>).<\/p>\n\n\n\n<p><strong><strong><a href=\"http:\/\/scienceinhealth.com\/newsletter\/\" target=\"_blank\" rel=\"noreferrer noopener\">Abonnieren Sie kostenlos weitere aufschlussreiche Gesundheitsartikel, die auf Ihre Bed\u00fcrfnisse zugeschnitten sind.<\/a><\/strong><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zugangs- und Aufnahmebarrieren<\/h2>\n\n\n\n<p>Despite strong evidence, vaccine uptake among seniors remains far from optimal. CDC data show that only about half of adults over 65 get vaccinated each flu season (AP News, 2024).<\/p>\n\n\n\n<p>Mehrere Faktoren tragen dazu bei:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fehlinformationen, insbesondere \u00fcber Inhaltsstoffe wie Thimerosal<\/li>\n\n\n\n<li>Mangelndes Bewusstsein f\u00fcr verbesserte Optionen<\/li>\n\n\n\n<li>Zugangsunterschiede, insbesondere in l\u00e4ndlichen Gemeinden und Minderheitengemeinschaften<\/li>\n<\/ul>\n\n\n\n<p>Die j\u00fcngsten Ma\u00dfnahmen der Bundesregierung zum schrittweisen Ausstieg aus der Verwendung von Thimerosal in Impfstoffen, die zwar die Sicherheitsprotokolle vereinfachen sollen, haben unbeabsichtigt die \u00f6ffentliche Verwirrung verst\u00e4rkt (<a>BioPharma Dive, 2025<\/a>).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gleichzeitige Verabreichung des Impfstoffs gegen Grippe und COVID-19<\/h2>\n\n\n\n<p>The CDC and health professionals now recommend co-administering flu and COVID-19 vaccines, particularly for seniors, to streamline care and ensure seasonal protection. A 2024 AP report emphasized the safety and efficiency of this approach, with no additional risk compared to getting each shot separately (AP News, 2024).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Breitere Auswirkungen auf die \u00f6ffentliche Gesundheit<\/h2>\n\n\n\n<p>Durch die Impfung \u00e4lterer Menschen werden nicht nur Grippef\u00e4lle reduziert, sondern auch:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Notfallaufnahme<\/li>\n\n\n\n<li>Aufenthalte auf der Intensivstation<\/li>\n\n\n\n<li>Langfristige Erholungszeiten<\/li>\n<\/ul>\n\n\n\n<p>Dies verringert die Belastungen f\u00fcr Pflegekr\u00e4fte und \u00f6ffentliche Systeme wie Medicare und verbessert gleichzeitig die Lebensqualit\u00e4t der alternden Bev\u00f6lkerung.<\/p>\n\n\n\n<p>Modellrechnungen der CDC zeigen, dass durch die Umstellung von sogar 25 % mehr Senioren auf verbesserte Impfstoffe j\u00e4hrlich Tausende von Krankenhausaufenthalten verhindert werden k\u00f6nnten.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Was Senioren und Pflegekr\u00e4fte tun k\u00f6nnen<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Fragen Sie in Kliniken und Apotheken gezielt nach Fluzone High-Dose, Fluad oder RIV4.<\/li>\n\n\n\n<li>Planen Sie Ihren Schuss idealerweise im September oder Oktober, sp\u00e4ter ist es jedoch immer noch besser als gar nicht.<\/li>\n\n\n\n<li>Besprechen Sie etwaige Bedenken mit einem Arzt \u2014insbesondere hinsichtlich der Inhaltsstoffe oder des Zeitpunkts.<\/li>\n\n\n\n<li>Bleiben Sie \u00fcber RSV- und COVID-19-Impfpl\u00e4ne auf dem Laufenden, insbesondere wenn Sie einem hohen Risiko ausgesetzt sind.<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Quellen<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CDC. \u201cPeople 65 Years and Older &amp; Influenza.\u201d <a class=\"\" href=\"https:\/\/www.cdc.gov\/flu\/highrisk\/65over.htm\">cdc.gov<\/a><\/li>\n\n\n\n<li>CDC. \u201cInterim Estimates of 2024\u201325 Seasonal Influenza Vaccine Effectiveness.\u201d <a class=\"\" href=\"https:\/\/www.cdc.gov\/mmwr\/volumes\/74\/wr\/mm7406a2.htm\">cdc.gov<\/a><\/li>\n\n\n\n<li>Kaiser Permanente Southern California Research. <a href=\"https:\/\/www.kp-scalresearch.org\/high-dose-and-adjuvanted-flu-vaccines-provided-better-protection-for-seniors\/\">kp-scalresearch.org<\/a><\/li>\n\n\n\n<li>CSL Seqirus. \u201cIDWeek 2024 Data.\u201d <a href=\"https:\/\/www.cslseqirus.us\/news\/new-data-presented-at-idweek-2024\">cslseqirus.us<\/a><\/li>\n\n\n\n<li>CDC. \u201c2025 Recommended Adult Immunization Schedule.\u201d <a class=\"\" href=\"https:\/\/www.cdc.gov\/mmwr\/volumes\/74\/wr\/mm7402a3.htm\">cdc.gov<\/a><\/li>\n\n\n\n<li>AP News. \u201cDon\u2019t Wait for a Holiday Surge&#8230;\u201d <a href=\"https:\/\/apnews.com\/article\/flu-covid-vaccine-thanksgiving-christmas-c44d008754ef95b78761d218d9ab77da\">apnews.com<\/a><\/li>\n\n\n\n<li>BioPharma Dive. \u201cHHS to Phase Out Thimerosal&#8230;\u201d <a href=\"https:\/\/www.biopharmadive.com\/news\/kennedy-thimerosal-vaccines-hhs-adopt-cdc-recommendation\/753838\/\">biopharmadive.com<\/a><\/li>\n<\/ul>\n\n\n\n<p><em>Der Artikel stellt in keiner Weise eine medizinische Beratung dar. Bitte konsultieren Sie einen zugelassenen Arzt, bevor Sie eine Behandlung beginnen. Diese Website kann Provisionen f\u00fcr die in diesem Artikel erw\u00e4hnten Links oder Produkte erhalten.<\/em><\/p>\n\n\n\n<p><strong><a href=\"http:\/\/scienceinhealth.com\/newsletter\/\" target=\"_blank\" rel=\"noreferrer noopener\">Abonnieren Sie kostenlos weitere aufschlussreiche Gesundheitsartikel, die auf Ihre Bed\u00fcrfnisse zugeschnitten sind.<\/a><\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>Key Points Why This Matters Adults aged 65 and older account for 70\u201385% of flu-related deaths and 50\u201370% of&hellip;<\/p>","protected":false},"author":21,"featured_media":294,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,3,11],"tags":[309,308],"class_list":["post-293","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-family-health","category-health-news-trends","category-senior-health","tag-flu-vaccine","tag-flu-vaccines-for-seniors"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Flu Vaccines for Seniors: New Data on Protection &amp; Benefits<\/title>\n<meta name=\"description\" content=\"Discover the latest research on flu vaccine effectiveness for adults 65+. 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