{"id":22509,"date":"2023-08-22T14:05:54","date_gmt":"2023-08-22T12:05:54","guid":{"rendered":"https:\/\/www.wjst.de\/blog\/?p=22509"},"modified":"2023-08-26T14:58:20","modified_gmt":"2023-08-26T12:58:20","slug":"way-too-many-meta-analyses-50-100-per-day","status":"publish","type":"post","link":"https:\/\/www.wjst.de\/blog\/sciencesurf\/2023\/08\/way-too-many-meta-analyses-50-100-per-day\/","title":{"rendered":"Way too many meta-analyses"},"content":{"rendered":"<p>It is no secret &#8211; there are way too many <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC8394590\/\">meta-analyses<\/a> while\u00a0 original research is missing [<a href=\"http:\/\/datacolada.org\/106\">blog<\/a>, <a href=\"https:\/\/www.jclinepi.com\/article\/S0895-4356(20)31188-4\/fulltext\">paper<\/a>, <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC5020151\/\">paper<\/a>, <a href=\"https:\/\/link.springer.com\/article\/10.1007\/s00134-017-5039-y\">paper<\/a>, <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/34091022\/\">paper<\/a>,\u00a0 <a href=\"https:\/\/www.discovermagazine.com\/mind\/are-there-too-many-meta-analyses-updated\">journal<\/a>, <a href=\"https:\/\/www.newscientist.com\/article\/2127954-meta-analysis-muddle-reviews-of-evidence-are-too-often-flawed\/\">journal<\/a>). Books are about the method are also abundant. Sure, armchair research can be done without getting dirty.<\/p>\n<p><a href=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-13.14.46.jpg\" rel=\"key\" data-rel=\"key-image-0\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-22519 size-medium\" src=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-13.14.46-620x148.jpg\" alt=\"\" width=\"620\" height=\"148\" srcset=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-13.14.46-620x148.jpg 620w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-13.14.46-768x183.jpg 768w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-13.14.46.jpg 878w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/><\/a><\/p>\n<p>Narrative reviews are much less appreciated nowadays although most of the current &#8220;systematic reviews&#8221; are basically useless as they are frequently written by &#8220;new kids on the block&#8221; and not by experienced scientists.<\/p>\n<p><a href=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Rplot.jpeg\" rel=\"key\" data-rel=\"key-image-1\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-22518 \" src=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Rplot-620x477.jpeg\" alt=\"\" width=\"314\" height=\"242\" srcset=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Rplot-620x477.jpeg 620w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Rplot-650x500.jpeg 650w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Rplot-768x591.jpeg 768w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Rplot.jpeg 1300w\" sizes=\"auto, (max-width: 314px) 100vw, 314px\" \/><\/a><\/p>\n<p>If the\u00a0 current pace continues, we will soon have more reviews than original studies&#8230; As another author put it forward it is a &#8220;bloated mushroom of evidence&#8221;.<\/p>\n<p><a href=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-14.01.36.jpg\" rel=\"key\" data-rel=\"key-image-2\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-22520 \" src=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-14.01.36-620x450.jpg\" alt=\"\" width=\"306\" height=\"222\" srcset=\"https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-14.01.36-620x450.jpg 620w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-14.01.36-689x500.jpg 689w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-14.01.36-768x558.jpg 768w, https:\/\/www.wjst.de\/blog\/wp-content\/uploads\/2023\/08\/Bildschirmfoto-2023-08-22-um-14.01.36.jpg 1033w\" sizes=\"auto, (max-width: 306px) 100vw, 306px\" \/><\/a><\/p>\n\n<p>&nbsp;<\/p>\n<div class=\"bottom-note\">\n  <span class=\"mod1\">CC-BY-NC Science Surf , accessed 01.05.2026<\/span>\n <\/div>","protected":false},"excerpt":{"rendered":"<p>It is no secret &#8211; there are way too many meta-analyses while\u00a0 original research is missing [blog, paper, paper, paper, paper,\u00a0 journal, journal). Books are about the method are also abundant. Sure, armchair research can be done without getting dirty. Narrative reviews are much less appreciated nowadays although most of the current &#8220;systematic reviews&#8221; are &hellip; <a href=\"https:\/\/www.wjst.de\/blog\/sciencesurf\/2023\/08\/way-too-many-meta-analyses-50-100-per-day\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Way too many meta-analyses<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[3536,4214,569],"class_list":["post-22509","post","type-post","status-publish","format-standard","hentry","category-philosophy-of-science","tag-evidence","tag-based","tag-medicine"],"_links":{"self":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/posts\/22509","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/comments?post=22509"}],"version-history":[{"count":10,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/posts\/22509\/revisions"}],"predecessor-version":[{"id":22565,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/posts\/22509\/revisions\/22565"}],"wp:attachment":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/media?parent=22509"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/categories?post=22509"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/tags?post=22509"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}