{"id":"https://openalex.org/W1520021616","doi":null,"title":"The Accuracy of Epidemiologic Definitions of Childhood Asthma Using a Clinical Reference Standard","display_name":"The Accuracy of Epidemiologic Definitions of Childhood Asthma Using a Clinical Reference Standard","publication_year":2012,"publication_date":"2012-07-24","ids":{"openalex":"https://openalex.org/W1520021616","mag":"1520021616"},"language":"en","primary_location":{"id":"pmh:oai:utoronto.scholaris.ca:1807/32502","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/1807/32502","pdf_url":"https://utoronto.scholaris.ca/bitstreams/80c760a9-7c79-40e9-a656-a420011fa0ea/download","source":{"id":"https://openalex.org/S4306400261","display_name":"TSpace (University of Toronto)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I185261750","host_organization_name":"University of Toronto","host_organization_lineage":["https://openalex.org/I185261750"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://utoronto.scholaris.ca/bitstreams/80c760a9-7c79-40e9-a656-a420011fa0ea/download","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004868297","display_name":"Connie L. Yang","orcid":"https://orcid.org/0000-0003-2060-3290","observed_orcids":["https://orcid.org/0000-0003-2060-3290"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Connie Yang","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-2060-3290","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5004868297"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10051","display_name":"Asthma and respiratory diseases","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10051","display_name":"Asthma and respiratory diseases","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T14374","display_name":"Statistical Methods in Epidemiology","score":0.000699999975040555,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12208","display_name":"Occupational exposure and asthma","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/childhood-asthma","display_name":"childhood asthma","score":0.9959999918937683},{"id":"https://openalex.org/keywords/asthma-diagnosis","display_name":"asthma diagnosis","score":0.5870000123977661},{"id":"https://openalex.org/keywords/diagnostic-accuracy","display_name":"diagnostic accuracy","score":0.7070000171661377},{"id":"https://openalex.org/keywords/sensitivity-and-specificity","display_name":"sensitivity and specificity","score":0.8560000061988831},{"id":"https://openalex.org/keywords/administrative-health-databases","display_name":"administrative health databases","score":0.8029999732971191},{"id":"https://openalex.org/keywords/asthma-surveillance","display_name":"asthma surveillance","score":0.5460000038146973},{"id":"https://openalex.org/keywords/elementary-school-students","display_name":"elementary school students","score":0.5090000033378601}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8809877038002014},{"id":"https://openalex.org/C2776042228","wikidata":"https://www.wikidata.org/wiki/Q35869","display_name":"Asthma","level":2,"score":0.8780500292778015},{"id":"https://openalex.org/C2781142857","wikidata":"https://www.wikidata.org/wiki/Q5420174","display_name":"Exhaled nitric oxide","level":4,"score":0.8259106874465942},{"id":"https://openalex.org/C2780333948","wikidata":"https://www.wikidata.org/wiki/Q653305","display_name":"Spirometry","level":3,"score":0.698591947555542},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.45127737522125244},{"id":"https://openalex.org/C3019719930","wikidata":"https://www.wikidata.org/wiki/Q3910099","display_name":"Predictive value","level":2,"score":0.4495101571083069},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.4100021719932556},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.32691115140914917},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.2592845857143402},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.11027267575263977}],"mesh":[],"locations_count":4,"locations":[{"id":"pmh:oai:utoronto.scholaris.ca:1807/32502","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/1807/32502","pdf_url":"https://utoronto.scholaris.ca/bitstreams/80c760a9-7c79-40e9-a656-a420011fa0ea/download","source":{"id":"https://openalex.org/S4306400261","display_name":"TSpace (University of Toronto)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I185261750","host_organization_name":"University of Toronto","host_organization_lineage":["https://openalex.org/I185261750"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.991.7902","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.991.7902","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://tspace.library.utoronto.ca/bitstream/1807/32502/3/Yang_Connie_L_201206_Msc_thesis.pdf","raw_type":"text"},{"id":"pmh:oai:collectionscanada.gc.ca:OTU.1807/32502","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/1807/32502","pdf_url":null,"source":{"id":"https://openalex.org/S4306402307","display_name":"Library and Archives Canada (Government of Canada)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2802286613","host_organization_name":"Government of Canada","host_organization_lineage":["https://openalex.org/I2802286613"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},{"id":"mag:1520021616","doi":null,"is_oa":false,"landing_page_url":"https://tspace.library.utoronto.ca/handle/1807/32502","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:utoronto.scholaris.ca:1807/32502","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/1807/32502","pdf_url":"https://utoronto.scholaris.ca/bitstreams/80c760a9-7c79-40e9-a656-a420011fa0ea/download","source":{"id":"https://openalex.org/S4306400261","display_name":"TSpace (University of Toronto)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I185261750","host_organization_name":"University of Toronto","host_organization_lineage":["https://openalex.org/I185261750"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Thesis"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.9940000176429749}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1520021616.pdf","grobid_xml":"https://content.openalex.org/works/W1520021616.grobid-xml"},"referenced_works_count":193,"referenced_works":["https://openalex.org/W120262255","https://openalex.org/W121149184","https://openalex.org/W167447703","https://openalex.org/W177606203","https://openalex.org/W192372067","https://openalex.org/W586384783","https://openalex.org/W1487606138","https://openalex.org/W1498364240","https://openalex.org/W1502732766","https://openalex.org/W1607190847","https://openalex.org/W1744558393","https://openalex.org/W1776214360","https://openalex.org/W1786619475","https://openalex.org/W1878591166","https://openalex.org/W1889388229","https://openalex.org/W1898802749","https://openalex.org/W1941215476","https://openalex.org/W1963587756","https://openalex.org/W1964193801","https://openalex.org/W1965443250","https://openalex.org/W1968687009","https://openalex.org/W1972564169","https://openalex.org/W1972881815","https://openalex.org/W1973598764","https://openalex.org/W1975014572","https://openalex.org/W1976296622","https://openalex.org/W1977401341","https://openalex.org/W1980111566","https://openalex.org/W1981696827","https://openalex.org/W1981780646","https://openalex.org/W1982045705","https://openalex.org/W1982890131","https://openalex.org/W1984860637","https://openalex.org/W1985643930","https://openalex.org/W1988628423","https://openalex.org/W1988745935","https://openalex.org/W1990143047","https://openalex.org/W1991175181","https://openalex.org/W1992829546","https://openalex.org/W1995553664","https://openalex.org/W1996668738","https://openalex.org/W1997331999","https://openalex.org/W1999515915","https://openalex.org/W2000393999","https://openalex.org/W2001105148","https://openalex.org/W2001987839","https://openalex.org/W2006264941","https://openalex.org/W2006924064","https://openalex.org/W2006961535","https://openalex.org/W2009079383","https://openalex.org/W2009615146","https://openalex.org/W2010046812","https://openalex.org/W2011485068","https://openalex.org/W2013255700","https://openalex.org/W2013488871","https://openalex.org/W2017933255","https://openalex.org/W2019382178","https://openalex.org/W2022582862","https://openalex.org/W2023972361","https://openalex.org/W2024471274","https://openalex.org/W2032012575","https://openalex.org/W2034110311","https://openalex.org/W2035632341","https://openalex.org/W2037694040","https://openalex.org/W2038777547","https://openalex.org/W2040338588","https://openalex.org/W2041223278","https://openalex.org/W2042401056","https://openalex.org/W2045496267","https://openalex.org/W2046837728","https://openalex.org/W2047633306","https://openalex.org/W2047699726","https://openalex.org/W2049242714","https://openalex.org/W2050227066","https://openalex.org/W2051489487","https://openalex.org/W2052767729","https://openalex.org/W2056781787","https://openalex.org/W2058886656","https://openalex.org/W2058891531","https://openalex.org/W2060221677","https://openalex.org/W2062211865","https://openalex.org/W2062584619","https://openalex.org/W2065212355","https://openalex.org/W2066371072","https://openalex.org/W2069395926","https://openalex.org/W2070066562","https://openalex.org/W2072580340","https://openalex.org/W2073587963","https://openalex.org/W2073846436","https://openalex.org/W2076979546","https://openalex.org/W2078152402","https://openalex.org/W2079738085","https://openalex.org/W2082242655","https://openalex.org/W2082660017","https://openalex.org/W2087403186","https://openalex.org/W2088423784","https://openalex.org/W2089269002","https://openalex.org/W2089616604","https://openalex.org/W2090953328","https://openalex.org/W2091340160","https://openalex.org/W2095414619","https://openalex.org/W2096803744","https://openalex.org/W2098057711","https://openalex.org/W2098373862","https://openalex.org/W2098761921","https://openalex.org/W2099484595","https://openalex.org/W2100752337","https://openalex.org/W2101670082","https://openalex.org/W2102269881","https://openalex.org/W2104537618","https://openalex.org/W2106245415","https://openalex.org/W2107624154","https://openalex.org/W2108389895","https://openalex.org/W2109586110","https://openalex.org/W2109944131","https://openalex.org/W2110004357","https://openalex.org/W2110293081","https://openalex.org/W2110781650","https://openalex.org/W2110834746","https://openalex.org/W2111410562","https://openalex.org/W2115261152","https://openalex.org/W2116245153","https://openalex.org/W2119310256","https://openalex.org/W2121210118","https://openalex.org/W2123056799","https://openalex.org/W2124879124","https://openalex.org/W2125078269","https://openalex.org/W2127090170","https://openalex.org/W2127307061","https://openalex.org/W2129497949","https://openalex.org/W2129797695","https://openalex.org/W2131192622","https://openalex.org/W2131369125","https://openalex.org/W2132428301","https://openalex.org/W2133093601","https://openalex.org/W2134466274","https://openalex.org/W2134902690","https://openalex.org/W2135118422","https://openalex.org/W2136590381","https://openalex.org/W2136960003","https://openalex.org/W2141008180","https://openalex.org/W2141343329","https://openalex.org/W2142010704","https://openalex.org/W2143419037","https://openalex.org/W2143512911","https://openalex.org/W2145546740","https://openalex.org/W2145646084","https://openalex.org/W2146091727","https://openalex.org/W2146463187","https://openalex.org/W2146618828","https://openalex.org/W2147231307","https://openalex.org/W2147489728","https://openalex.org/W2147869572","https://openalex.org/W2148240567","https://openalex.org/W2148315379","https://openalex.org/W2149411747","https://openalex.org/W2149437680","https://openalex.org/W2150077763","https://openalex.org/W2153402187","https://openalex.org/W2153928704","https://openalex.org/W2154037838","https://openalex.org/W2154159315","https://openalex.org/W2155532250","https://openalex.org/W2157045894","https://openalex.org/W2158188281","https://openalex.org/W2159114673","https://openalex.org/W2161035205","https://openalex.org/W2162534809","https://openalex.org/W2162557362","https://openalex.org/W2162590783","https://openalex.org/W2163070913","https://openalex.org/W2164486679","https://openalex.org/W2164777277","https://openalex.org/W2164964161","https://openalex.org/W2165277651","https://openalex.org/W2165727837","https://openalex.org/W2166012121","https://openalex.org/W2168675538","https://openalex.org/W2170190940","https://openalex.org/W2170321108","https://openalex.org/W2170710330","https://openalex.org/W2235233159","https://openalex.org/W2259736644","https://openalex.org/W2312397711","https://openalex.org/W2332569723","https://openalex.org/W2335023539","https://openalex.org/W2336431486","https://openalex.org/W2339926369","https://openalex.org/W2342711854","https://openalex.org/W2415075317","https://openalex.org/W2594805288","https://openalex.org/W2991711650","https://openalex.org/W6921539181"],"related_works":["https://openalex.org/W2023501904","https://openalex.org/W2963307828","https://openalex.org/W2034363592","https://openalex.org/W1984221501","https://openalex.org/W2890885556","https://openalex.org/W841853810","https://openalex.org/W2006264941","https://openalex.org/W2098373862","https://openalex.org/W2491892591","https://openalex.org/W4416637877"],"abstract_inverted_index":{"This":[0],"study":[1],"determined":[2],"the":[3,44,94],"sensitivity":[4],"and":[5,9,37,76,142],"specificity":[6],"of":[7,79,83,139,144],"questionnaires":[8],"administrative":[10],"databases":[11],"compared":[12,92],"to":[13,43,55,93,136],"a":[14,22,28,73],"clinical":[15],"reference":[16],"standard":[17],"for":[18],"asthma.\\n208":[19],"schoolchildren":[20],"from":[21],"population-based":[23],"sample":[24],"participated.":[25],"They":[26],"underwent":[27],"physician":[29,74],"assessment,":[30],"spirometry,":[31],"methacholine":[32],"challenge,":[33],"exhaled":[34],"nitric":[35],"oxide":[36],"skin":[38],"testing.":[39],"Data":[40],"was":[41,51,60,85,99],"linked":[42],"Ontario":[45],"Asthma":[46],"Surveillance":[47],"Information":[48],"System.\\n\u201cQuestionnaire":[49],"diagnosis\u201d":[50,59,71,82,98],"an":[52,109,137],"affirmative":[53],"response":[54],"physician-diagnosed":[56],"asthma.":[57],"\u201cDatabase":[58,97],"2":[61,68],"outpatient":[62],"visits":[63],"or":[64],"1":[65],"hospitalization":[66],"within":[67],"years.":[69],"\u201cClinical":[70],"required":[72],"assessment":[75],"objective":[77],"findings":[78],"asthma.\\n":[80],"\u201cQuestionnaire":[81],"asthma":[84,126,140],"specific":[86,104],"(92.1%)":[87],"but":[88,102,115,127],"not":[89,103],"sensitive":[90,100],"(75.3%)":[91],"\u201cclinical":[95],"diagnosis\u201d.":[96],"(87.5%)":[101],"(64.8%).":[105],"Both":[106],"sources":[107],"had":[108],"excellent":[110],"negative":[111],"predictive":[112,118],"value":[113,119],"(97-98%)":[114],"poor":[116,129],"positive":[117],"(24-55%).\\nEpidemiologic":[120],"methods":[121],"accurately":[122],"identify":[123],"those":[124,132],"without":[125],"are":[128],"at":[130],"identifying":[131],"with":[133],"asthma,":[134],"leading":[135],"overestimation":[138],"prevalence":[141],"dilution":[143],"risk":[145],"estimates.":[146]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
