{"id":"https://openalex.org/W2290072104","doi":"https://doi.org/10.1155/2016/8175768","title":"Predictors of Serum 25-Hydroxyvitamin D Concentrations among a Sample of Egyptian Schoolchildren","display_name":"Predictors of Serum 25-Hydroxyvitamin D Concentrations among a Sample of Egyptian Schoolchildren","publication_year":2016,"publication_date":"2016-01-01","ids":{"openalex":"https://openalex.org/W2290072104","doi":"https://doi.org/10.1155/2016/8175768","mag":"2290072104","pmid":"https://pubmed.ncbi.nlm.nih.gov/26942211","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/4749821"},"language":"en","primary_location":{"id":"doi:10.1155/2016/8175768","doi":"https://doi.org/10.1155/2016/8175768","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2016/8175768","pdf_url":"https://downloads.hindawi.com/journals/tswj/2016/8175768.pdf","source":{"id":"https://openalex.org/S29243050","display_name":"The Scientific World JOURNAL","issn_l":"1537-744X","issn":["1537-744X","2356-6140"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869","https://openalex.org/P4310320595"],"host_organization_lineage_names":["Hindawi Publishing Corporation","Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Scientific World Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","datacite","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://downloads.hindawi.com/journals/tswj/2016/8175768.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111564228","display_name":"Mones Mahmoud Abu Shady","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Mones M. Abu Shady","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079830636","display_name":"Mai M. Youssef","orcid":"https://orcid.org/0000-0001-6014-9083","observed_orcids":["https://orcid.org/0000-0001-6014-9083"]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Mai M. Youssef","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018664742","display_name":"Ebtissam M. Salah El-Din","orcid":"https://orcid.org/0000-0002-3331-8977","observed_orcids":["https://orcid.org/0000-0002-3331-8977"]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Ebtissam M. Salah El-Din","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045754814","display_name":"Ola M. Abdel Samie","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Ola M. Abdel Samie","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018351235","display_name":"Hala S. Megahed","orcid":"https://orcid.org/0000-0002-8512-1025","observed_orcids":["https://orcid.org/0000-0002-8512-1025"]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":true,"raw_author_name":"Hala S. Megahed","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038097253","display_name":"S. Salem","orcid":"https://orcid.org/0000-0002-3910-1031","observed_orcids":["https://orcid.org/0000-0002-3910-1031"]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Samar M. E. Salem","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013024189","display_name":"Manal A. Mohsen","orcid":"https://orcid.org/0000-0002-9509-5385","observed_orcids":["https://orcid.org/0000-0002-9509-5385"]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Manal A. Mohsen","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075863108","display_name":"Ali Abdel Aziz","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Ali Abdel Aziz","raw_affiliation_strings":["Child Health Department, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Child Health Department, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110798823","display_name":"Safinaz Ebrahim El-Toukhy","orcid":"https://orcid.org/0000-0001-7617-9965","observed_orcids":["https://orcid.org/0000-0001-7617-9965"]},"institutions":[{"id":"https://openalex.org/I4210131959","display_name":"National Research Centre","ror":"https://ror.org/02n85j827","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210131959"]}],"countries":["EG"],"is_corresponding":false,"raw_author_name":"Safinaz El-Toukhy","raw_affiliation_strings":["Medical Biochemistry Department, Medical Division, National Research Centre, Cairo, Egypt"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Medical Biochemistry Department, Medical Division, National Research Centre, Cairo, Egypt","institution_ids":["https://openalex.org/I4210131959"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5018351235"],"corresponding_institution_ids":["https://openalex.org/I4210131959"],"apc_list":{"value":860,"currency":"USD","value_usd":860},"apc_paid":{"value":860,"currency":"USD","value_usd":860},"fwci":4.9458,"has_fulltext":true,"cited_by_count":31,"citation_normalized_percentile":{"value":0.95673394,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"2016","issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10277","display_name":"Vitamin D Research Studies","score":1.0,"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":1.0,"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/T13004","display_name":"Vitamin K Research Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2916","display_name":"Nutrition and Dietetics"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10516","display_name":"Parathyroid Disorders and Treatments","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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":0.9520000219345093},{"id":"https://openalex.org/keywords/vitamin-d-insufficiency","display_name":"vitamin D insufficiency","score":0.9940000176429749},{"id":"https://openalex.org/keywords/25-hydroxyvitamin-d","display_name":"25-hydroxyvitamin D","score":0.9850000143051147},{"id":"https://openalex.org/keywords/elementary-school-students","display_name":"elementary school students","score":0.9419999718666077},{"id":"https://openalex.org/keywords/prepubertal-children","display_name":"prepubertal children","score":0.7979999780654907},{"id":"https://openalex.org/keywords/sun-exposure","display_name":"sun exposure","score":0.7379999756813049},{"id":"https://openalex.org/keywords/milk-consumption","display_name":"milk consumption","score":0.9480000138282776},{"id":"https://openalex.org/keywords/exercise","display_name":"physical activity","score":0.9890000224113464},{"id":"https://openalex.org/keywords/maternal-education","display_name":"maternal education","score":0.9670000076293945},{"id":"https://openalex.org/keywords/obesity","display_name":"obesity","score":0.7400000095367432},{"id":"https://openalex.org/keywords/serum-parathyroid-hormone","display_name":"serum parathyroid hormone","score":0.8500000238418579},{"id":"https://openalex.org/keywords/serum-phosphorus","display_name":"serum phosphorus","score":0.9240000247955322},{"id":"https://openalex.org/keywords/serum-calcium","display_name":"serum calcium","score":0.6980000138282776}],"concepts":[{"id":"https://openalex.org/C124490489","wikidata":"https://www.wikidata.org/wiki/Q7936963","display_name":"Vitamin D and neurology","level":2,"score":0.752430260181427},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7486976385116577},{"id":"https://openalex.org/C2781208988","wikidata":"https://www.wikidata.org/wiki/Q202476","display_name":"Parathyroid hormone","level":3,"score":0.7460471987724304},{"id":"https://openalex.org/C2779740938","wikidata":"https://www.wikidata.org/wiki/Q4138762","display_name":"vitamin D deficiency","level":3,"score":0.7322021126747131},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.5768853425979614},{"id":"https://openalex.org/C2780221984","wikidata":"https://www.wikidata.org/wiki/Q131191","display_name":"Body mass index","level":2,"score":0.5183733105659485},{"id":"https://openalex.org/C198211336","wikidata":"https://www.wikidata.org/wiki/Q57821","display_name":"Fortification","level":2,"score":0.5126749277114868},{"id":"https://openalex.org/C511355011","wikidata":"https://www.wikidata.org/wiki/Q12174","display_name":"Obesity","level":2,"score":0.4958840310573578},{"id":"https://openalex.org/C134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","level":1,"score":0.4418867826461792},{"id":"https://openalex.org/C142052008","wikidata":"https://www.wikidata.org/wiki/Q954027","display_name":"Cross-sectional study","level":2,"score":0.4364888072013855},{"id":"https://openalex.org/C2777900319","wikidata":"https://www.wikidata.org/wiki/Q15121266","display_name":"Food fortification","level":3,"score":0.43473803997039795},{"id":"https://openalex.org/C42407357","wikidata":"https://www.wikidata.org/wiki/Q521","display_name":"Physiology","level":1,"score":0.3862243592739105},{"id":"https://openalex.org/C519063684","wikidata":"https://www.wikidata.org/wiki/Q706","display_name":"Calcium","level":2,"score":0.34458795189857483},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.12498274445533752},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.10725170373916626},{"id":"https://openalex.org/C2992130864","wikidata":"https://www.wikidata.org/wiki/Q127060","display_name":"Folic acid","level":2,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004534","descriptor_name":"Egypt","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012307","descriptor_name":"Risk Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012574","descriptor_name":"Schools","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014807","descriptor_name":"Vitamin D","qualifier_ui":"Q000031","qualifier_name":"analogs & derivatives","is_major_topic":true},{"descriptor_ui":"D014807","descriptor_name":"Vitamin D","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D014808","descriptor_name":"Vitamin D Deficiency","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":true},{"descriptor_ui":"D016015","descriptor_name":"Logistic Models","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":7,"locations":[{"id":"doi:10.1155/2016/8175768","doi":"https://doi.org/10.1155/2016/8175768","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2016/8175768","pdf_url":"https://downloads.hindawi.com/journals/tswj/2016/8175768.pdf","source":{"id":"https://openalex.org/S29243050","display_name":"The Scientific World JOURNAL","issn_l":"1537-744X","issn":["1537-744X","2356-6140"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869","https://openalex.org/P4310320595"],"host_organization_lineage_names":["Hindawi Publishing Corporation","Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Scientific World Journal","raw_type":"journal-article"},{"id":"pmh:oai:europepmc.org:3748952","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4749821","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:4749821","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/4749821","pdf_url":null,"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","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ScientificWorldJournal","raw_type":"Text"},{"id":"pmid:26942211","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/26942211","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":"TheScientificWorldJournal","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:25a4c3cb60fa46b598b92fdd46d61526","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/25a4c3cb60fa46b598b92fdd46d61526","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"The Scientific World Journal, Vol 2016 (2016)","raw_type":"article"},{"id":"doi:10.60692/fnq7d-n1y05","doi":"https://doi.org/10.60692/fnq7d-n1y05","is_oa":true,"landing_page_url":"https://doi.org/10.60692/fnq7d-n1y05","pdf_url":null,"source":{"id":"https://openalex.org/S7407051682","display_name":"Greater South Information System","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article-journal"},{"id":"doi:10.60692/zgdm4-zzk49","doi":"https://doi.org/10.60692/zgdm4-zzk49","is_oa":true,"landing_page_url":"https://doi.org/10.60692/zgdm4-zzk49","pdf_url":null,"source":{"id":"https://openalex.org/S7407051682","display_name":"Greater South Information System","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article-journal"}],"best_oa_location":{"id":"doi:10.1155/2016/8175768","doi":"https://doi.org/10.1155/2016/8175768","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2016/8175768","pdf_url":"https://downloads.hindawi.com/journals/tswj/2016/8175768.pdf","source":{"id":"https://openalex.org/S29243050","display_name":"The Scientific World JOURNAL","issn_l":"1537-744X","issn":["1537-744X","2356-6140"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869","https://openalex.org/P4310320595"],"host_organization_lineage_names":["Hindawi Publishing Corporation","Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Scientific World Journal","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.9922999739646912},{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.6875}],"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/W2290072104.pdf","grobid_xml":"https://content.openalex.org/works/W2290072104.grobid-xml"},"referenced_works_count":47,"referenced_works":["https://openalex.org/W18843335","https://openalex.org/W188530110","https://openalex.org/W1484637991","https://openalex.org/W1522465846","https://openalex.org/W1591525379","https://openalex.org/W1798763234","https://openalex.org/W1904797825","https://openalex.org/W1976288583","https://openalex.org/W1993465584","https://openalex.org/W1998154781","https://openalex.org/W1998531735","https://openalex.org/W2001951360","https://openalex.org/W2009566609","https://openalex.org/W2012319085","https://openalex.org/W2014519537","https://openalex.org/W2015796460","https://openalex.org/W2016035185","https://openalex.org/W2030124827","https://openalex.org/W2030445307","https://openalex.org/W2046897290","https://openalex.org/W2081072258","https://openalex.org/W2085238141","https://openalex.org/W2087758994","https://openalex.org/W2095602281","https://openalex.org/W2096071919","https://openalex.org/W2100483395","https://openalex.org/W2102282025","https://openalex.org/W2107058064","https://openalex.org/W2118540989","https://openalex.org/W2119093672","https://openalex.org/W2119345784","https://openalex.org/W2119991294","https://openalex.org/W2120228159","https://openalex.org/W2124070987","https://openalex.org/W2131264460","https://openalex.org/W2136914804","https://openalex.org/W2138228294","https://openalex.org/W2140545678","https://openalex.org/W2145336793","https://openalex.org/W2146893447","https://openalex.org/W2147614107","https://openalex.org/W2153059487","https://openalex.org/W2157304718","https://openalex.org/W2162942364","https://openalex.org/W2166648728","https://openalex.org/W2331122173","https://openalex.org/W2397870260"],"related_works":["https://openalex.org/W1929324322","https://openalex.org/W2030124827","https://openalex.org/W3192159958","https://openalex.org/W4378550732","https://openalex.org/W3212724760","https://openalex.org/W2081072258","https://openalex.org/W1993465584","https://openalex.org/W7097306916","https://openalex.org/W2803484041","https://openalex.org/W1968002764"],"abstract_inverted_index":{"OBJECTIVE:":[0],"To":[1],"assess":[2],"the":[3,185],"level":[4,54,122],"of":[5,12,19,45,55,91,126,142,187,192],"25-hydroxyvitamin":[6,67],"D":[7,68,80,165,178],"status":[8],"among":[9,171],"a":[10],"sample":[11],"Egyptian":[13],"schoolchildren":[14,32,172],"and":[15,21,53,73,101,118,135,147,158,167,180,190],"to":[16,36,195,200],"evaluate":[17],"predictors":[18,125,141],"deficiency":[20,81,157,166],"insufficiency.":[22],"SUBJECTS":[23],"AND":[24],"METHODS:":[25],"A":[26,41],"cross-sectional":[27],"study":[28],"comprising":[29],"200":[30],"prepubescent":[31],"aged":[33],"from":[34],"9":[35],"11":[37],"years":[38],"was":[39,58,64,87,104],"performed.":[40],"questionnaire":[42],"including":[43],"frequency":[44],"midday":[46],"sun":[47,116],"exposure,":[48,117],"milk":[49,137],"intake,":[50],"physical":[51,113,188],"activity,":[52,114],"maternal":[56,120,132,182],"education":[57,121,133],"taken.":[59],"Body":[60],"mass":[61],"index":[62],"(BMI)":[63],"calculated;":[65],"serum":[66,70,145,149],"[25(OH)D],":[69],"calcium,":[71],"phosphorus,":[72],"parathyroid":[74,150],"hormone":[75,151],"were":[76,152],"measured.":[77],"RESULTS:":[78],"Vitamin":[79,164],"[serum":[82],"25(OH)D":[83,97],"<":[84,161],"20":[85,100],"ng/mL]":[86],"detected":[88,105],"in":[89,106,173],"11.5%":[90],"subjects":[92],"while":[93],"its":[94],"insufficiency":[95,159,168],"(serum":[96],"is":[98],"between":[99],"29.9":[102],"ng/mL)":[103],"15%.":[107],"Results":[108],"revealed":[109],"that":[110],"obesity,":[111],"low":[112,115,119,131,136],"are":[123,139,169],"significant":[124,140],"insufficiency,":[127],"though":[128],"female":[129],"gender,":[130],"level,":[134],"intake":[138],"deficiency.":[143],"Lower":[144],"phosphorus":[146],"higher":[148],"significantly":[153],"associated":[154],"with":[155],"both":[156],"(p":[160],"0.05).":[162],"CONCLUSION:":[163],"common":[170],"Egypt.":[174],"Food":[175],"fortification,":[176],"vitamin":[177],"supplementation,":[179],"increasing":[181],"awareness":[183],"about":[184],"importance":[186],"activity":[189],"exposure":[191],"their":[193],"children":[194],"ultraviolet":[196],"light":[197],"may":[198],"help":[199],"overcome":[201],"this":[202],"problem.":[203]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":2}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}