{"id":8715,"date":"2019-05-22T16:10:44","date_gmt":"2019-05-22T16:10:44","guid":{"rendered":"http:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/period_effect\/"},"modified":"2019-05-22T16:10:44","modified_gmt":"2019-05-22T16:10:44","slug":"period_effect","status":"publish","type":"post","link":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/period_effect\/","title":{"rendered":"Period effect"},"content":{"rendered":"<p>Aneffect on a mean value or association that changes at a particular time andaffecting all age groups and cohorts in a uniform manner.&nbsp; In longitudinal research, this effect has tobe&nbsp;<a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/0038012177900325\" target=\"_self\" data-editable-link=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/0038012177900325?target=_self\" rel=\"noopener noreferrer\">distinguished&nbsp;<\/a>from those relating to (chronological) age and cohort. <\/p>\n<p>See <a href=\"cohort\">Cohort<\/a>, <a href=\"cohort_effect\">Cohort effect<\/a>, <a href=\"longitudinal_studies\">Longitudinal studies<\/a><\/p>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aneffect on a mean value or association that changes at a particular time andaffecting all age groups and cohorts in a uniform manner.&nbsp; In longitudinal research, this effect has tobe&nbsp;distinguished&nbsp;from those relating to (chronological) age and cohort. See Cohort, Cohort effect, Longitudinal studies<\/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-8715","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\/8715","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=8715"}],"version-history":[{"count":0,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8715\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/media?parent=8715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/categories?post=8715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/tags?post=8715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}