{"id":8821,"date":"2019-05-22T16:11:52","date_gmt":"2019-05-22T16:11:52","guid":{"rendered":"http:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/prevalence\/"},"modified":"2019-05-22T16:11:52","modified_gmt":"2019-05-22T16:11:52","slug":"prevalence","status":"publish","type":"post","link":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/prevalence\/","title":{"rendered":"Prevalence"},"content":{"rendered":"<p>Current cases of a specified condition or disease in a defined age group. &nbsp;Includes cases that have migrated in, but excludes those who have died or migrated out. &nbsp;It provides an estimate of the probability (<span class=\"\" style=\"font-style: italic;\">P<\/span>, risk) that an individual will be ill at that point in time, with the total relevant population as the denominator. &nbsp;Thus:&nbsp;<span class=\"\" style=\"font-style: italic;\">P<\/span> = number of existing cases at a given time point\/total population.&nbsp;<\/p>\n<p>See <a href=\"asperger-s_syndrome\">Asperger&#8217;s syndrome<\/a>, <a href=\"birth_prevalence\">Birth prevalence<\/a>, <a href=\"cumulative_incidence_-ci-\">Cumulative incidence (CI)<\/a>, <a href=\"epidemiology\">Epidemiology<\/a>, <a href=\"incidence\">Incidence<\/a>, Internalising disorders\/ Likelihood ratio (LR), <a href=\"neuronal_migration_disorders\">Neuronal migration disorders<\/a>, <a href=\"oppositional_defiant_disorder_-odd-\">Oppositional defiant disorder (ODD)<\/a>, <a href=\"otitis_media_with_effusion_-ome-\">Otitis media with effusion (OME)<\/a><\/p>\n<p><\/p>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Current cases of a specified condition or disease in a defined age group. &nbsp;Includes cases that have migrated in, but excludes those who have died or migrated out. &nbsp;It provides an estimate of the probability (P, risk) that an individual will be ill at that point in time, with the total relevant population as the &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/prevalence\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Prevalence&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2],"class_list":["post-8821","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-glossary","entry"],"_links":{"self":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/comments?post=8821"}],"version-history":[{"count":0,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8821\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/media?parent=8821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/categories?post=8821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/tags?post=8821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}