CINXE.COM
PRISMA statement
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src="//images.squarespace-cdn.com/content/v1/65b880e13b6ca75573dfe217/c25c6bce-6fe5-4b33-8913-a1a2d75dbcb8/Prisma-logo-Colour-white-BG.png?format=1500w" alt="PRISMA statement" style="display:block" fetchpriority="high" loading="eager" decoding="async" data-loader="raw"> </a> </div> </div> <!-- Nav --> <div class="header-nav"> <div class="header-nav-wrapper"> <nav class="header-nav-list"> <div class="header-nav-item header-nav-item--collection"> <a href="/prisma-2020" data-animation-role="header-element" > PRISMA 2020 statement </a> </div> <div class="header-nav-item header-nav-item--collection"> <a href="/extensions" data-animation-role="header-element" > PRISMA Extensions </a> </div> <div class="header-nav-item header-nav-item--collection"> <a href="/translations" data-animation-role="header-element" > PRISMA Translations </a> </div> <div class="header-nav-item header-nav-item--collection"> <a href="/endorsement" data-animation-role="header-element" > PRISMA Endorsement </a> </div> 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"buttonText": "Get Started", "newWindow": false }, "showSocial": false, "socialOptions": { "socialBorderShape": "none", "socialBorderStyle": "outline", "socialBorderThickness": { "unit": "px", "value": 1.0 } }, "menuOverlayAnimation": "fade", "cartStyle": "cart", "cartText": "Cart", "showEmptyCartState": true, "cartOptions": { "iconType": "solid-7", "cartBorderShape": "none", "cartBorderStyle": "outline", "cartBorderThickness": { "unit": "px", "value": 1.0 } }, "showButton": false, "showCart": false, "showAccountLogin": true, "headerStyle": "dynamic", "languagePicker": { "enabled": false, "iconEnabled": false, "iconType": "globe", "flagShape": "shiny", "languageFlags": [ ] }, "iconOptions": { "endcapType": "square", "desktopDropdownIconOptions": { "folderDropdownIcon": "none", "languagePickerIcon": "openArrowHead" }, "mobileDropdownIconOptions": { "folderDropdownIcon": "openArrowHead", "languagePickerIcon": "openArrowHead" } }, "mobileOptions": { "layout": "logoLeftNavRight", 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class="header-menu-nav-item-content"> PRISMA 2020 statement </div> </a> </div> <div class="container header-menu-nav-item header-menu-nav-item--collection"> <a href="/extensions" > <div class="header-menu-nav-item-content"> PRISMA Extensions </div> </a> </div> <div class="container header-menu-nav-item header-menu-nav-item--collection"> <a href="/translations" > <div class="header-menu-nav-item-content"> PRISMA Translations </div> </a> </div> <div class="container header-menu-nav-item header-menu-nav-item--collection"> <a href="/endorsement" > <div class="header-menu-nav-item-content"> PRISMA Endorsement </div> </a> </div> </div> </div> </div> </nav> </div> </div> </header> <main id="page" class="container" role="main"> <article class="sections" id="sections" data-page-sections="65b887732ead6d7ed1a2432c"> <section data-test="page-section" data-section-theme="" class='page-section full-bleed-section layout-engine-section background-width--full-bleed content-width--wide 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padding-bottom: calc(45vmax / 10); ' > <div class="content" > <div data-fluid-engine="true"><style> .fe-65b887732ead6d7ed1a2432e { --grid-gutter: calc(var(--sqs-mobile-site-gutter, 6vw) - 11.0px); --cell-max-width: calc( ( var(--sqs-site-max-width, 1500px) - (11.0px * (8 - 1)) ) / 8 ); display: grid; position: relative; grid-area: 1/1/-1/-1; grid-template-rows: repeat(11,minmax(24px, auto)); grid-template-columns: minmax(var(--grid-gutter), 1fr) repeat(8, minmax(0, var(--cell-max-width))) minmax(var(--grid-gutter), 1fr); row-gap: 11.0px; column-gap: 11.0px; } @media (min-width: 768px) { .background-width--inset .fe-65b887732ead6d7ed1a2432e { --inset-padding: calc(var(--sqs-site-gutter) * 2); } .fe-65b887732ead6d7ed1a2432e { --grid-gutter: calc(var(--sqs-site-gutter, 4vw) - 11.0px); --cell-max-width: calc( ( var(--sqs-site-max-width, 1500px) - (11.0px * (24 - 1)) ) / 24 ); --inset-padding: 0vw; --row-height-scaling-factor: 0.0215; --container-width: min(var(--sqs-site-max-width, 1500px), calc(100vw - var(--sqs-site-gutter, 4vw) * 2 - var(--inset-padding) )); grid-template-rows: repeat(17,minmax(calc(var(--container-width) * var(--row-height-scaling-factor)), auto)); grid-template-columns: minmax(var(--grid-gutter), 1fr) repeat(24, minmax(0, var(--cell-max-width))) minmax(var(--grid-gutter), 1fr); } } .fe-block-d823cc24bd1b10b0e287 { grid-area: 1/2/4/10; z-index: 0; @media (max-width: 767px) { } } .fe-block-d823cc24bd1b10b0e287 .sqs-block { justify-content: center; } .fe-block-d823cc24bd1b10b0e287 .sqs-block-alignment-wrapper { align-items: center; } @media (min-width: 768px) { .fe-block-d823cc24bd1b10b0e287 { grid-area: 1/2/18/17; z-index: 0; } .fe-block-d823cc24bd1b10b0e287 .sqs-block { justify-content: flex-start; } .fe-block-d823cc24bd1b10b0e287 .sqs-block-alignment-wrapper { align-items: flex-start; } } .fe-block-yui_3_17_2_1_1706593575369_4671 { grid-area: 4/2/6/10; z-index: 1; @media (max-width: 767px) { } } .fe-block-yui_3_17_2_1_1706593575369_4671 .sqs-block { justify-content: flex-start; } .fe-block-yui_3_17_2_1_1706593575369_4671 .sqs-block-alignment-wrapper { align-items: flex-start; } @media (min-width: 768px) { .fe-block-yui_3_17_2_1_1706593575369_4671 { grid-area: 1/18/11/26; z-index: 1; } .fe-block-yui_3_17_2_1_1706593575369_4671 .sqs-block { justify-content: flex-start; } .fe-block-yui_3_17_2_1_1706593575369_4671 .sqs-block-alignment-wrapper { align-items: flex-start; } } .fe-block-yui_3_17_2_1_1713242894030_5121 { grid-area: 6/2/12/10; z-index: 2; @media (max-width: 767px) { } } .fe-block-yui_3_17_2_1_1713242894030_5121 .sqs-block { justify-content: center; } .fe-block-yui_3_17_2_1_1713242894030_5121 .sqs-block-alignment-wrapper { align-items: center; } @media (min-width: 768px) { .fe-block-yui_3_17_2_1_1713242894030_5121 { grid-area: 11/18/18/26; z-index: 2; } .fe-block-yui_3_17_2_1_1713242894030_5121 .sqs-block { justify-content: center; } .fe-block-yui_3_17_2_1_1713242894030_5121 .sqs-block-alignment-wrapper { align-items: center; } } </style><div class="fluid-engine fe-65b887732ead6d7ed1a2432e"><div class="fe-block fe-block-d823cc24bd1b10b0e287"><div class="sqs-block html-block sqs-block-html" data-blend-mode="NORMAL" data-block-type="2" data-border-radii="{"topLeft":{"unit":"px","value":0.0},"topRight":{"unit":"px","value":0.0},"bottomLeft":{"unit":"px","value":0.0},"bottomRight":{"unit":"px","value":0.0}}" id="block-d823cc24bd1b10b0e287"><div class="sqs-block-content"> <div class="sqs-html-content"> <h4 style="text-align:center;white-space:pre-wrap;">Welcome to the Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA) website</h4><p class="" style="white-space:pre-wrap;">Here you can access information about the PRISMA reporting guidelines, which are designed to help authors transparently report why their systematic review was done, what methods they used, and what they found. </p><p class="" style="white-space:pre-wrap;">The main PRISMA reporting guideline (the <a href="/prisma-2020">PRISMA 2020</a> statement) primarily provides guidance for the reporting of systematic reviews evaluating the effects of interventions. PRISMA 2020 is complemented by various <a href="/extensions">PRISMA extensions</a>, which provide guidance for the reporting of different types or aspects of systematic reviews and other types of evidence synthesis (e.g. scoping reviews).</p><p class="" style="white-space:pre-wrap;">Development, updating and implementation of the PRISMA reporting guidelines is overseen by the <a href="/prisma-executive">PRISMA Executive</a>, which is currently co-chaired by Prof Joanne McKenzie and Dr Matthew Page at Monash University.</p> </div> </div></div></div><div class="fe-block fe-block-yui_3_17_2_1_1706593575369_4671"><div class="sqs-block html-block sqs-block-html" data-blend-mode="NORMAL" data-block-type="2" data-border-radii="{"topLeft":{"unit":"px","value":0.0},"topRight":{"unit":"px","value":0.0},"bottomLeft":{"unit":"px","value":0.0},"bottomRight":{"unit":"px","value":0.0}}" id="block-yui_3_17_2_1_1706593575369_4671"><div class="sqs-block-content"> <div class="sqs-html-content"> <h4 style="white-space:pre-wrap;">Key documents</h4><p class="" style="white-space:pre-wrap;"><a href="/s/PRISMA_2020_checklist-ez8t.docx" target="_blank">PRISMA 2020 checklist</a></p><p class="" style="white-space:pre-wrap;"><a href="/prisma-2020-flow-diagram" target="_blank">PRISMA 2020 flow diagram</a></p><p class="" style="white-space:pre-wrap;"><a href="http://dx.doi.org/10.1136/bmj.n71" target="_blank">PRISMA 2020 statement paper</a></p><p class="" style="white-space:pre-wrap;"><a href="http://dx.doi.org/10.1136/bmj.n160" target="_blank">PRISMA 2020 Explanation and Elaboration paper</a></p> </div> </div></div></div><div class="fe-block fe-block-yui_3_17_2_1_1713242894030_5121"><div class="sqs-block image-block sqs-block-image sqs-stretched" data-block-type="5" id="block-yui_3_17_2_1_1713242894030_5121"><div class="sqs-block-content"> <div class=" image-block-outer-wrapper layout-caption-below design-layout-fluid image-position-center combination-animation-site-default individual-animation-site-default " data-test="image-block-fluid-outer-wrapper" > <div class="fluid-image-animation-wrapper sqs-image sqs-block-alignment-wrapper" data-animation-role="image" > <div class="fluid-image-container sqs-image-content" style="overflow: hidden;-webkit-mask-image: -webkit-radial-gradient(white, black);position: relative;width: 100%;height: 100%;" > <div class="content-fit"> <img data-stretch="false" data-src="https://images.squarespace-cdn.com/content/v1/65b880e13b6ca75573dfe217/32005b75-e212-4705-958b-4fa112d1a94b/Prisma-logo-Colour-on-Trans.png" data-image="https://images.squarespace-cdn.com/content/v1/65b880e13b6ca75573dfe217/32005b75-e212-4705-958b-4fa112d1a94b/Prisma-logo-Colour-on-Trans.png" data-image-dimensions="2449x2341" data-image-focal-point="0.5,0.5" alt="" data-load="false" elementtiming="system-image-block" src="https://images.squarespace-cdn.com/content/v1/65b880e13b6ca75573dfe217/32005b75-e212-4705-958b-4fa112d1a94b/Prisma-logo-Colour-on-Trans.png" width="2449" height="2341" alt="" sizes="(max-width: 640px) 100vw, (max-width: 767px) 100vw, 33.33333333333333vw" style="display:block;object-fit: contain; 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