{"id":4224,"date":"2023-07-12T17:47:26","date_gmt":"2023-07-12T17:47:26","guid":{"rendered":"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/"},"modified":"2023-07-12T17:47:26","modified_gmt":"2023-07-12T17:47:26","slug":"sas-remove-linhas-com-valores-ausentes","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/","title":{"rendered":"Como excluir linhas com valores ausentes no sas"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para remover linhas com valores ausentes de um conjunto de dados no SAS:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #800080;\">data<\/span> new_data;\n    <span style=\"color: #3366ff;\">set<\/span> my_data;\n    <span style=\"color: #3366ff;\">if<\/span> cmiss(of _all_) <span style=\"color: #3366ff;\">then<\/span> delete;\n<span style=\"color: #800080;\">run<\/span> ;\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Este exemplo espec\u00edfico cria um novo conjunto de dados chamado <strong>new_data<\/strong> , no qual todas as linhas com valores ausentes no conjunto de dados original chamado <strong>my_data<\/strong> foram removidas.<\/span><\/p>\n<p> <span style=\"color: #000000;\">O exemplo a seguir mostra como usar essa sintaxe na pr\u00e1tica.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Exemplo: Excluir linhas com valores ausentes no SAS<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Suponha que temos o seguinte conjunto de dados no SAS que cont\u00e9m informa\u00e7\u00f5es sobre v\u00e1rios times de basquete:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*create dataset*\/\n<\/span><span style=\"color: #800080;\"><span style=\"color: #000000;\"><span style=\"color: #800080;\">data<\/span> my_data;\n    <span style=\"color: #3366ff;\">input<\/span> team $points assists;\n    <span style=\"color: #3366ff;\">datalines<\/span> ;\nMavs 113 22\nPacers 95.\nCavs. .\nLakers 114 20\nHeat 123 39\nKings. 22\nRaptors 105 11\nHawks 95 25\nMagic 103 26\nSpurs 119.\n;\n<span style=\"color: #800080;\">run<\/span> ;<\/span>\n\n<span style=\"color: #008000;\">\/*view dataset*\/\n<\/span><span style=\"color: #000000;\"><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> =my_data;<\/span><\/span><\/strong><\/span> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-33410 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cmmiss1.jpg\" alt=\"\" width=\"225\" height=\"279\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Observe que existem v\u00e1rias linhas com valores ausentes.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Podemos usar o c\u00f3digo a seguir para criar um novo conjunto de dados no qual removemos todas as linhas do conjunto de dados existente que possuem valores ausentes em uma coluna:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">\/*create new dataset that removes rows with missing values from existing dataset*\/\n<span style=\"color: #000000;\"><span style=\"color: #800080;\">data<\/span> new_data;\n    <span style=\"color: #3366ff;\">set<\/span> my_data;\n    <span style=\"color: #3366ff;\">if<\/span> cmiss(of _all_) <span style=\"color: #3366ff;\">then<\/span> delete;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view new dataset*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> =new_data;\n<\/span><\/span><\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-33411 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cmmiss2.jpg\" alt=\"\" width=\"242\" height=\"191\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Podemos ver que todas as linhas com valores ausentes foram removidas do conjunto de dados.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Nota n\u00ba 1<\/strong> : O argumento <strong>_all_<\/strong> na fun\u00e7\u00e3o <strong>CMISS<\/strong> especifica que o SAS deve procurar valores ausentes em <em>todas<\/em> as colunas de cada linha.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Nota #2<\/strong> : Voc\u00ea pode encontrar a documenta\u00e7\u00e3o completa da fun\u00e7\u00e3o <strong>CMISS<\/strong> <a href=\"https:\/\/documentation.sas.com\/doc\/en\/pgmsascdc\/9.4_3.2\/lefunctionsref\/p1tth4ltf640din1ey86ubo2lky2.htm\" target=\"_blank\" rel=\"noopener\">aqui<\/a> .<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como executar outras tarefas comuns no SAS:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/nao-remova-duplicatas\/\" target=\"_blank\" rel=\"noopener\">Como remover duplicatas no SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/sas-contagem-de-valores-ausentes\/\" target=\"_blank\" rel=\"noopener\">Como contar valores ausentes no SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/sem-substituir-valores-ausentes-por-zero\/\" target=\"_blank\" rel=\"noopener\">Como substituir valores ausentes por zero no SAS<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para remover linhas com valores ausentes de um conjunto de dados no SAS: data new_data; set my_data; if cmiss(of _all_) then delete; run ; Este exemplo espec\u00edfico cria um novo conjunto de dados chamado new_data , no qual todas as linhas com valores ausentes no conjunto de dados [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-4224","post","type-post","status-publish","format-standard","hentry","category-guia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Como deletar linhas com valores ausentes no SAS - Statorials<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como excluir linhas com valores ausentes no SAS, com um exemplo.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como deletar linhas com valores ausentes no SAS - Statorials\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como excluir linhas com valores ausentes no SAS, com um exemplo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-12T17:47:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/cmmiss1.jpg\" \/>\n<meta name=\"author\" content=\"Dr. benjamim anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr. benjamim anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/\",\"url\":\"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/\",\"name\":\"Como deletar linhas com valores ausentes no SAS - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-12T17:47:26+00:00\",\"dateModified\":\"2023-07-12T17:47:26+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como excluir linhas com valores ausentes no SAS, com um exemplo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/sas-remove-linhas-com-valores-ausentes\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como excluir linhas com valores ausentes no sas\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pt\/#website\",\"url\":\"https:\/\/statorials.org\/pt\/\",\"name\":\"Statorials\",\"description\":\"O seu guia para a literacia estat\u00edstica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pt\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\",\"name\":\"Dr. benjamim anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr. benjamim anderson\"},\"description\":\"Ol\u00e1, sou Benjamin, um professor aposentado de estat\u00edstica que se tornou professor dedicado na Statorials. 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