{"id":"https://openalex.org/W1965173337","doi":"https://doi.org/10.1145/1639642.1639666","title":"Validity and reliability of web accessibility guidelines","display_name":"Validity and reliability of web accessibility guidelines","publication_year":2009,"publication_date":"2009-10-25","ids":{"openalex":"https://openalex.org/W1965173337","doi":"https://doi.org/10.1145/1639642.1639666","mag":"1965173337"},"language":"en","primary_location":{"id":"doi:10.1145/1639642.1639666","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1639642.1639666","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 11th international ACM SIGACCESS conference on Computers and accessibility","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5062163634","display_name":"Giorgio Brajnik","orcid":"https://orcid.org/0000-0002-0634-7676"},"institutions":[{"id":"https://openalex.org/I129043915","display_name":"University of Udine","ror":"https://ror.org/05ht0mh31","country_code":"IT","type":"education","lineage":["https://openalex.org/I129043915"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Giorgio Brajnik","raw_affiliation_strings":["University of Udine, Udine, Italy","University of Udine, Udine, (Italy)"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Udine, Udine, Italy","institution_ids":["https://openalex.org/I129043915"]},{"raw_affiliation_string":"University of Udine, Udine, (Italy)","institution_ids":["https://openalex.org/I129043915"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5062163634"],"corresponding_institution_ids":["https://openalex.org/I129043915"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":34,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"131","last_page":"138"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12481","display_name":"Digital Accessibility for Disabilities","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3307","display_name":"Human Factors and Ergonomics"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12481","display_name":"Digital Accessibility for Disabilities","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3307","display_name":"Human Factors and Ergonomics"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13629","display_name":"Text Readability and Simplification","score":0.9379000067710876,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12207","display_name":"Assistive Technology in Communication and Mobility","score":0.9319000244140625,"subfield":{"id":"https://openalex.org/subfields/3609","display_name":"Occupational Therapy"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/web-accessibility","display_name":"Web accessibility","score":0.8161497116088867},{"id":"https://openalex.org/keywords/reliability","display_name":"Reliability (semiconductor)","score":0.7810285091400146},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7004443407058716},{"id":"https://openalex.org/keywords/quality","display_name":"Quality (philosophy)","score":0.5935561060905457},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5482150316238403},{"id":"https://openalex.org/keywords/validity","display_name":"Validity","score":0.45999467372894287},{"id":"https://openalex.org/keywords/web-page","display_name":"Web page","score":0.3445606231689453},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.278315007686615},{"id":"https://openalex.org/keywords/web-standards","display_name":"Web standards","score":0.2265462577342987},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.16917088627815247},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.12203976511955261},{"id":"https://openalex.org/keywords/psychometrics","display_name":"Psychometrics","score":0.09572210907936096}],"concepts":[{"id":"https://openalex.org/C194669863","wikidata":"https://www.wikidata.org/wiki/Q808932","display_name":"Web accessibility","level":4,"score":0.8161497116088867},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.7810285091400146},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7004443407058716},{"id":"https://openalex.org/C2779530757","wikidata":"https://www.wikidata.org/wiki/Q1207505","display_name":"Quality (philosophy)","level":2,"score":0.5935561060905457},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5482150316238403},{"id":"https://openalex.org/C70364389","wikidata":"https://www.wikidata.org/wiki/Q18757","display_name":"Validity","level":3,"score":0.45999467372894287},{"id":"https://openalex.org/C21959979","wikidata":"https://www.wikidata.org/wiki/Q36774","display_name":"Web page","level":2,"score":0.3445606231689453},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.278315007686615},{"id":"https://openalex.org/C182321512","wikidata":"https://www.wikidata.org/wiki/Q1153289","display_name":"Web standards","level":3,"score":0.2265462577342987},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.16917088627815247},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.12203976511955261},{"id":"https://openalex.org/C171606756","wikidata":"https://www.wikidata.org/wiki/Q506132","display_name":"Psychometrics","level":2,"score":0.09572210907936096},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C70410870","wikidata":"https://www.wikidata.org/wiki/Q199906","display_name":"Clinical psychology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/1639642.1639666","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1639642.1639666","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 11th international ACM SIGACCESS conference on Computers and accessibility","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.158.1410","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.158.1410","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.dimi.uniud.it/~giorgio/papers/assets09-wcag.pdf","raw_type":"text"},{"id":"pmh:oai:air.uniud.it:11390/882115","is_oa":false,"landing_page_url":"http://hdl.handle.net/11390/882115","pdf_url":null,"source":{"id":"https://openalex.org/S4306401163","display_name":"Institutional Research Information System (University of Udine)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I129043915","host_organization_name":"University of Udine","host_organization_lineage":["https://openalex.org/I129043915"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W192051392","https://openalex.org/W1479900538","https://openalex.org/W1500178575","https://openalex.org/W1973244543","https://openalex.org/W1974490123","https://openalex.org/W1974725562","https://openalex.org/W2101451656","https://openalex.org/W2101512165","https://openalex.org/W2103581974","https://openalex.org/W2108059865","https://openalex.org/W2111529120","https://openalex.org/W2124776693","https://openalex.org/W2159132279","https://openalex.org/W2160933581","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4400574921","https://openalex.org/W3010429453","https://openalex.org/W1969021471","https://openalex.org/W2082892660","https://openalex.org/W3209412648","https://openalex.org/W4387602787","https://openalex.org/W2949434637","https://openalex.org/W4312474793","https://openalex.org/W4386031609","https://openalex.org/W2143680764"],"abstract_inverted_index":{"Although":[0],"widely":[1],"used,Web":[2],"Content":[3],"Accessibility":[4],"Guidelines":[5],"(WCAG)":[6],"have":[7,94],"not":[8],"been":[9],"studied":[10,83],"from":[11],"the":[12,39,47,62],"viewpoint":[13],"of":[14,61,74],"their":[15],"validity":[16],"and":[17,45,53,84,88],"reliability.":[18],"WCAG":[19],"2.0":[20],"explicitly":[21],"claim":[22],"that":[23,35,90],"they":[24],"are":[25,69,91],"based":[26],"on":[27],"\"testable\"":[28],"criteria,":[29],"but":[30],"no":[31],"scientific":[32],"evidence":[33],"exists":[34],"this":[36],"is":[37],"actually":[38],"case.":[40],"Validity":[41],"(how":[42],"well":[43,82],"all":[44],"only":[46],"true":[48],"problems":[49],"can":[50],"be":[51,81],"identified)":[52],"reliability":[54],"(the":[55],"extent":[56],"to":[57,66,80,93],"which":[58],"different":[59],"evaluations":[60],"same":[63,67],"page":[64],"lead":[65],"results)":[68],"key":[70],"factors":[71],"for":[72,86],"quality":[73],"accessibility":[75],"evaluation":[76],"methods.":[77],"They":[78],"need":[79],"understood":[85],"methods,":[87],"guidelines,":[89],"expected":[92],"a":[95],"major":[96],"impact.":[97]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":3}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}