{"id":8488,"date":"2019-05-22T16:08:15","date_gmt":"2019-05-22T16:08:15","guid":{"rendered":"http:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/multilevel_modeling_-mlm\/"},"modified":"2019-05-22T16:08:15","modified_gmt":"2019-05-22T16:08:15","slug":"multilevel_modeling_-mlm","status":"publish","type":"post","link":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/multilevel_modeling_-mlm\/","title":{"rendered":"Multilevel modeling (MLM)"},"content":{"rendered":"<p>Designed to handle hierarchical and clustered data, it is a statistical technique developed by&nbsp;<a href=\"http:\/\/www.bristol.ac.uk\/cmm\/team\/hg\/\" data-editable-link=\"http:\/\/www.bristol.ac.uk\/cmm\/team\/hg\/?target=_self\" target=\"_self\" rel=\"noopener noreferrer\">Harvey Goldstein<\/a>&nbsp;and colleagues to analyse longitudinal data in which there are variables at several levels, with the lower levels being nested in the higher ones. &nbsp;While it is a form hierarchical regression analysis, analogous to multivariate analysis of variance for repeated measures and related to structural equation modelling, MLM has the advantage of the inclusion of a powerful algorithm for dealing with missing data, an ever-present problem in longitudinal studies. &nbsp;Involves the estimation of parameters by means of an iterative model fitting to the data, which enables the inclusion of incomplete records. &nbsp;The statistics associated with main and interaction effects follow a chi-square distribution.&nbsp;<\/p>\n<p>See <a href=\"attrition\">Attrition<\/a>, <a href=\"bock-s_profile_analysis\">Bock&#8217;s profile analysis<\/a>, <a href=\"deviance_statistic\">Deviance statistic<\/a>, Hierarchical data structure, <a href=\"latent_growth_model\">Latent growth model<\/a>, <a href=\"longitudinal_studies\">Longitudinal studies<\/a>, <a href=\"missing_at_random_-mar-\">Missing at random (MAR)<\/a>, <a href=\"mixed-effects_models\">Mixed-effects models<\/a>, <a href=\"multivariate_analysis_of_variance_-manova-\">Multivariate analysis of variance (MANOVA)<\/a>, <a href=\"person-specific_variance\">Person-specific variance<\/a>, Structural equation modelling (SEM) <\/p>\n<p><\/p>\n<p><\/p>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Designed to handle hierarchical and clustered data, it is a statistical technique developed by&nbsp;Harvey Goldstein&nbsp;and colleagues to analyse longitudinal data in which there are variables at several levels, with the lower levels being nested in the higher ones. &nbsp;While it is a form hierarchical regression analysis, analogous to multivariate analysis of variance for repeated measures &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/multilevel_modeling_-mlm\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Multilevel modeling (MLM)&#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-8488","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\/8488","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=8488"}],"version-history":[{"count":0,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8488\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/media?parent=8488"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/categories?post=8488"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/tags?post=8488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}