{"id":"https://openalex.org/W2014583863","doi":"https://doi.org/10.4168/aair.2011.3.4.251","title":"The Relationship Between Serum 25 Hydroxy Vitamin D Levels and Asthma in Children","display_name":"The Relationship Between Serum 25 Hydroxy Vitamin D Levels and Asthma in Children","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2014583863","doi":"https://doi.org/10.4168/aair.2011.3.4.251","mag":"2014583863","pmid":"https://pubmed.ncbi.nlm.nih.gov/21966605","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/3178823"},"language":"en","primary_location":{"id":"doi:10.4168/aair.2011.3.4.251","doi":"https://doi.org/10.4168/aair.2011.3.4.251","is_oa":true,"landing_page_url":"https://doi.org/10.4168/aair.2011.3.4.251","pdf_url":null,"source":{"id":"https://openalex.org/S8319085","display_name":"Allergy Asthma and Immunology Research","issn_l":"2092-7355","issn":["2092-7355","2092-7363"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","kci-registered","ki-jl-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy, Asthma and Immunology Research","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://doi.org/10.4168/aair.2011.3.4.251","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5076395022","display_name":"Soheila Sadat Alyasin","orcid":"https://orcid.org/0000-0001-7183-545X","observed_orcids":["https://orcid.org/0000-0001-7183-545X"]},"institutions":[{"id":"https://openalex.org/I194604659","display_name":"Shiraz University of Medical Sciences","ror":"https://ror.org/01n3s4692","country_code":"IR","type":"education","lineage":["https://openalex.org/I194604659"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Soheila Alyasin","raw_affiliation_strings":["Division of Allergy and Immunology, Department of Pediatrics, Shiraz University of Medical Sciences, Shiraz, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Allergy and Immunology, Department of Pediatrics, Shiraz University of Medical Sciences, Shiraz, Iran","institution_ids":["https://openalex.org/I194604659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063588114","display_name":"Tooba Momen","orcid":"https://orcid.org/0000-0001-6302-8420","observed_orcids":["https://orcid.org/0000-0001-6302-8420","https://orcid.org/0009-0003-1716-8248"]},"institutions":[{"id":"https://openalex.org/I194604659","display_name":"Shiraz University of Medical Sciences","ror":"https://ror.org/01n3s4692","country_code":"IR","type":"education","lineage":["https://openalex.org/I194604659"]}],"countries":["IR"],"is_corresponding":true,"raw_author_name":"Tooba Momen","raw_affiliation_strings":["Division of Allergy and Immunology, Department of Pediatrics, Shiraz University of Medical Sciences, Shiraz, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Allergy and Immunology, Department of Pediatrics, Shiraz University of Medical Sciences, Shiraz, Iran","institution_ids":["https://openalex.org/I194604659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5105890540","display_name":"Sara Kashef","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I166459259","display_name":"Shiraz University","ror":"https://ror.org/028qtbk54","country_code":"IR","type":"education","lineage":["https://openalex.org/I166459259"]},{"id":"https://openalex.org/I194604659","display_name":"Shiraz University of Medical Sciences","ror":"https://ror.org/01n3s4692","country_code":"IR","type":"education","lineage":["https://openalex.org/I194604659"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Sara Kashef","raw_affiliation_strings":["Allergy Research Center, Shiraz University of Medical Sciences, Shiraz, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Allergy Research Center, Shiraz University of Medical Sciences, Shiraz, Iran","institution_ids":["https://openalex.org/I166459259","https://openalex.org/I194604659"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009500463","display_name":"Abbass Alipour","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I166459259","display_name":"Shiraz University","ror":"https://ror.org/028qtbk54","country_code":"IR","type":"education","lineage":["https://openalex.org/I166459259"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Abbass Alipour","raw_affiliation_strings":["Department of Epidemiology, School of Health and Nutrition, Shiraz, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Epidemiology, School of Health and Nutrition, Shiraz, Iran","institution_ids":["https://openalex.org/I166459259"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103878137","display_name":"Reza Amin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I194604659","display_name":"Shiraz University of Medical Sciences","ror":"https://ror.org/01n3s4692","country_code":"IR","type":"education","lineage":["https://openalex.org/I194604659"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Reza Amin","raw_affiliation_strings":["Division of Allergy and Immunology, Department of Pediatrics, Shiraz University of Medical Sciences, Shiraz, Iran"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Allergy and Immunology, Department of Pediatrics, Shiraz University of Medical Sciences, Shiraz, Iran","institution_ids":["https://openalex.org/I194604659"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5063588114"],"corresponding_institution_ids":["https://openalex.org/I194604659"],"apc_list":null,"apc_paid":null,"fwci":7.524,"has_fulltext":true,"cited_by_count":122,"citation_normalized_percentile":{"value":0.97867731,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":100},"biblio":{"volume":"3","issue":"4","first_page":"251","last_page":"251"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10277","display_name":"Vitamin D Research Studies","score":0.9761000275611877,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T10277","display_name":"Vitamin D Research Studies","score":0.9761000275611877,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T10051","display_name":"Asthma and respiratory diseases","score":0.02319999970495701,"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/T10837","display_name":"Dermatology and Skin Diseases","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2708","display_name":"Dermatology"},"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/vitamin-d-deficiency","display_name":"vitamin D deficiency","score":0.75},{"id":"https://openalex.org/keywords/25-hydroxyvitamin-d","display_name":"25-hydroxyvitamin D","score":0.9100000262260437},{"id":"https://openalex.org/keywords/childhood-asthma","display_name":"childhood asthma","score":0.8299999833106995},{"id":"https://openalex.org/keywords/asthma-severity","display_name":"asthma severity","score":0.8899999856948853},{"id":"https://openalex.org/keywords/lung-function","display_name":"lung function","score":0.9860000014305115},{"id":"https://openalex.org/keywords/fev1","display_name":"FEV1","score":0.9100000262260437},{"id":"https://openalex.org/keywords/eosinophil-count","display_name":"eosinophil count","score":0.843999981880188},{"id":"https://openalex.org/keywords/allergic-diseases","display_name":"allergic diseases","score":0.49900001287460327},{"id":"https://openalex.org/keywords/vitamin-d-supplementation","display_name":"vitamin D supplementation","score":0.7720000147819519}],"concepts":[{"id":"https://openalex.org/C2776042228","wikidata":"https://www.wikidata.org/wiki/Q35869","display_name":"Asthma","level":2,"score":0.8950835466384888},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8014588356018066},{"id":"https://openalex.org/C124490489","wikidata":"https://www.wikidata.org/wiki/Q7936963","display_name":"Vitamin D and neurology","level":2,"score":0.7671686410903931},{"id":"https://openalex.org/C2777037409","wikidata":"https://www.wikidata.org/wiki/Q107238","display_name":"Eosinophil","level":3,"score":0.6886146068572998},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5763272643089294},{"id":"https://openalex.org/C156957248","wikidata":"https://www.wikidata.org/wiki/Q1862216","display_name":"Odds ratio","level":2,"score":0.5698255300521851},{"id":"https://openalex.org/C2779740938","wikidata":"https://www.wikidata.org/wiki/Q4138762","display_name":"vitamin D deficiency","level":3,"score":0.5685049295425415},{"id":"https://openalex.org/C2780221984","wikidata":"https://www.wikidata.org/wiki/Q131191","display_name":"Body mass index","level":2,"score":0.5591391324996948},{"id":"https://openalex.org/C144301174","wikidata":"https://www.wikidata.org/wiki/Q7893852","display_name":"Univariate analysis","level":3,"score":0.5410931706428528},{"id":"https://openalex.org/C2776940978","wikidata":"https://www.wikidata.org/wiki/Q34956","display_name":"Vitamin","level":2,"score":0.5056419372558594},{"id":"https://openalex.org/C207480886","wikidata":"https://www.wikidata.org/wiki/Q42982","display_name":"Allergy","level":2,"score":0.47925782203674316},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.37485307455062866},{"id":"https://openalex.org/C38180746","wikidata":"https://www.wikidata.org/wiki/Q1952580","display_name":"Multivariate analysis","level":2,"score":0.3465445637702942},{"id":"https://openalex.org/C90924648","wikidata":"https://www.wikidata.org/wiki/Q120569","display_name":"Gastroenterology","level":1,"score":0.32114890217781067}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.4168/aair.2011.3.4.251","doi":"https://doi.org/10.4168/aair.2011.3.4.251","is_oa":true,"landing_page_url":"https://doi.org/10.4168/aair.2011.3.4.251","pdf_url":null,"source":{"id":"https://openalex.org/S8319085","display_name":"Allergy Asthma and Immunology Research","issn_l":"2092-7355","issn":["2092-7355","2092-7363"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","kci-registered","ki-jl-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy, Asthma and Immunology Research","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:3178823","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3178823/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3178823/pdf/","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy Asthma Immunol Res","raw_type":"Text"},{"id":"pmid:21966605","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/21966605","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy, asthma & immunology research","raw_type":"Journal Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.289.3","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.289.3","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ftp://ftp.ncbi.nlm.nih.gov/pub/pmc/f1/b2/Allergy_Asthma_Immunol_Res_2011_Oct_13_3(4)_251-255.tar.gz","raw_type":"text"}],"best_oa_location":{"id":"doi:10.4168/aair.2011.3.4.251","doi":"https://doi.org/10.4168/aair.2011.3.4.251","is_oa":true,"landing_page_url":"https://doi.org/10.4168/aair.2011.3.4.251","pdf_url":null,"source":{"id":"https://openalex.org/S8319085","display_name":"Allergy Asthma and Immunology Research","issn_l":"2092-7355","issn":["2092-7355","2092-7363"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","kci-registered","ki-jl-1","poland-100","russia-white-list-2","vabb-shw"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc","license_id":"https://openalex.org/licenses/cc-by-nc","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy, Asthma and Immunology Research","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":1.0,"id":"https://metadata.un.org/sdg/3"}],"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/W2014583863.pdf","grobid_xml":"https://content.openalex.org/works/W2014583863.grobid-xml"},"referenced_works_count":30,"referenced_works":["https://openalex.org/W114784862","https://openalex.org/W1786808413","https://openalex.org/W1949471071","https://openalex.org/W1967949987","https://openalex.org/W1972181361","https://openalex.org/W1976074218","https://openalex.org/W1989986841","https://openalex.org/W2012815084","https://openalex.org/W2037652220","https://openalex.org/W2046423800","https://openalex.org/W2053712921","https://openalex.org/W2066853897","https://openalex.org/W2069292441","https://openalex.org/W2069990562","https://openalex.org/W2078498145","https://openalex.org/W2096149081","https://openalex.org/W2097027689","https://openalex.org/W2099162576","https://openalex.org/W2099665543","https://openalex.org/W2106449126","https://openalex.org/W2114301704","https://openalex.org/W2114800972","https://openalex.org/W2115710851","https://openalex.org/W2124070987","https://openalex.org/W2126433081","https://openalex.org/W2130462780","https://openalex.org/W2161513493","https://openalex.org/W2163434984","https://openalex.org/W2170814415","https://openalex.org/W2502004055"],"related_works":["https://openalex.org/W2272383054","https://openalex.org/W2490324897","https://openalex.org/W2795911576","https://openalex.org/W2374459718","https://openalex.org/W7131812920","https://openalex.org/W2004007077","https://openalex.org/W2172168010","https://openalex.org/W7070721064","https://openalex.org/W2981375462","https://openalex.org/W3021058692"],"abstract_inverted_index":{"PURPOSE:":[0],"Asthma":[1],"and":[2,29,39,55,73,87,100,105,121,151,158,170,179,191,197,225,230,237,264],"other":[3],"allergic":[4],"disorders":[5],"have":[6,18],"increased":[7,134],"over":[8],"the":[9,20,33,46,57,90,117,153,198,206],"past":[10],"decades":[11],"in":[12,26,110,205,242,248],"nearly":[13],"all":[14],"nations.":[15],"Many":[16],"studies":[17],"suggested":[19],"role":[21],"of":[22,48,59,116,136,195,200],"vitamin":[23,36,50,82,97,122,127,156,165,188,217,234,254,265],"D":[24,98,123,128,157,166,189,218,235,255],"deficiency":[25],"both":[27,174],"T-helper1":[28],"T-helper2":[30],"diseases;":[31],"however,":[32],"association":[34],"between":[35,89,95,119,155,187,233,262],"D,":[37],"allergy,":[38],"asthma":[40,54,60,120,159,263],"remains":[41],"uncertain.":[42],"In":[43,140,161],"this":[44],"study,":[45],"associations":[47,186],"25-hydroxy":[49,81,164,216],"D3":[51,83],"levels":[52,84,99,129,167,219,236],"with":[53,56,132,173,223,251],"severity":[58],"were":[61,85,108,130,184,220],"evaluated.":[62],"METHODS:":[63],"This":[64],"cross-sectional":[65],"study":[66,247],"was":[67,227],"conducted":[68],"on":[69],"50":[70,74],"asthmatic":[71,111,137,162,243,249],"children":[72],"healthy":[75],"controls":[76],"aged":[77],"6-18":[78],"years.":[79],"Serum":[80],"determined":[86],"compared":[88],"two":[91],"groups.":[92],"The":[93],"relationship":[94,118,154,232,261],"serum":[96,215,253],"pulmonary":[101,238],"function":[102,239],"test":[103,240],"outcomes":[104,241],"eosinophil":[106,192],"counts":[107],"examined":[109],"patients.":[112],"RESULTS:":[113],"Univariate":[114],"analysis":[115,143],"showed":[124,213],"that":[125,214],"decreased":[126],"associated":[131,222],"significantly":[133],"odds":[135],"state":[138],"(P=0.002).":[139],"a":[141,228,259],"multivariate":[142],"after":[144],"adjustment":[145],"for":[146],"age,":[147],"body":[148],"mass":[149],"index,":[150],"sex,":[152],"increased.":[160],"patients,":[163],"had":[168],"direct":[169,229],"significant":[171,231],"correlations":[172],"predicted":[175],"FEV1":[176],"(R(2)=0.318;":[177],"P=0.024)":[178],"FEV1/FVC":[180],"(R(2)=0.315;":[181],"P=0.026).":[182],"There":[183],"no":[185],"level":[190],"counts,":[193],"duration":[194],"disease,":[196],"number":[199],"hospitalization":[201],"or":[202],"unscheduled":[203],"visits":[204],"previous":[207],"year":[208],"(P>0.05).":[209],"CONCLUSIONS:":[210],"These":[211],"results":[212],"inversely":[221],"asthma,":[224],"there":[226],"children.":[244],"An":[245],"interventional":[246],"patients":[250],"low":[252],"concentration":[256],"may":[257],"establish":[258],"causal":[260],"D.":[266]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":8},{"year":2023,"cited_by_count":9},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":6},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":11},{"year":2014,"cited_by_count":17},{"year":2013,"cited_by_count":12},{"year":2012,"cited_by_count":8}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}
