{"id":"https://openalex.org/W3134934779","doi":"https://doi.org/10.1155/2021/8811898","title":"Seasonal Variation in Cases of Acute Appendicitis","display_name":"Seasonal Variation in Cases of Acute Appendicitis","publication_year":2021,"publication_date":"2021-03-02","ids":{"openalex":"https://openalex.org/W3134934779","doi":"https://doi.org/10.1155/2021/8811898","mag":"3134934779","pmid":"https://pubmed.ncbi.nlm.nih.gov/33748404","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/7943315"},"language":"en","primary_location":{"id":"doi:10.1155/2021/8811898","doi":"https://doi.org/10.1155/2021/8811898","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/8811898","pdf_url":"https://downloads.hindawi.com/journals/srp/2021/8811898.pdf","source":{"id":"https://openalex.org/S4210212864","display_name":"Surgery Research and Practice","issn_l":"2356-6124","issn":["2356-6124","2356-7759"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-40"],"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":"Surgery Research and Practice","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://downloads.hindawi.com/journals/srp/2021/8811898.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5072555157","display_name":"Rawan A Rahman AlHarmi","orcid":"https://orcid.org/0000-0002-7097-261X","observed_orcids":["https://orcid.org/0000-0002-7097-261X"]},"institutions":[{"id":"https://openalex.org/I2799854810","display_name":"Salmaniya Medical Complex","ror":"https://ror.org/04461gd92","country_code":"BH","type":"healthcare","lineage":["https://openalex.org/I2799854810","https://openalex.org/I4210163255"]}],"countries":["BH"],"is_corresponding":true,"raw_author_name":"Rawan A. Rahman AlHarmi","raw_affiliation_strings":["Department of Surgery, Salmaniya Medical Complex, Manama, Bahrain"],"raw_orcid":"https://orcid.org/0000-0002-7097-261X","affiliations":[{"raw_affiliation_string":"Department of Surgery, Salmaniya Medical Complex, Manama, Bahrain","institution_ids":["https://openalex.org/I2799854810"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014002958","display_name":"Sayed Ali Almahari","orcid":"https://orcid.org/0000-0002-8906-9068","observed_orcids":["https://orcid.org/0000-0002-8906-9068"]},"institutions":[{"id":"https://openalex.org/I2799854810","display_name":"Salmaniya Medical Complex","ror":"https://ror.org/04461gd92","country_code":"BH","type":"healthcare","lineage":["https://openalex.org/I2799854810","https://openalex.org/I4210163255"]}],"countries":["BH"],"is_corresponding":false,"raw_author_name":"Sayed Ali Almahari","raw_affiliation_strings":["Department of Pathology, Salmaniya Medical Complex, Manama, Bahrain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pathology, Salmaniya Medical Complex, Manama, Bahrain","institution_ids":["https://openalex.org/I2799854810"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005371585","display_name":"Jasim AlAradi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2799854810","display_name":"Salmaniya Medical Complex","ror":"https://ror.org/04461gd92","country_code":"BH","type":"healthcare","lineage":["https://openalex.org/I2799854810","https://openalex.org/I4210163255"]}],"countries":["BH"],"is_corresponding":false,"raw_author_name":"Jasim AlAradi","raw_affiliation_strings":["Department of Surgery, Salmaniya Medical Complex, Manama, Bahrain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Surgery, Salmaniya Medical Complex, Manama, Bahrain","institution_ids":["https://openalex.org/I2799854810"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038709098","display_name":"Asma Alqaseer","orcid":"https://orcid.org/0000-0002-8845-1951","observed_orcids":["https://orcid.org/0000-0002-8845-1951"]},"institutions":[{"id":"https://openalex.org/I2799854810","display_name":"Salmaniya Medical Complex","ror":"https://ror.org/04461gd92","country_code":"BH","type":"healthcare","lineage":["https://openalex.org/I2799854810","https://openalex.org/I4210163255"]}],"countries":["BH"],"is_corresponding":false,"raw_author_name":"Asma Alqaseer","raw_affiliation_strings":["Department of Surgery, Salmaniya Medical Complex, Manama, Bahrain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Surgery, Salmaniya Medical Complex, Manama, Bahrain","institution_ids":["https://openalex.org/I2799854810"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049514251","display_name":"Noof Sami Aljirdabi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2799854810","display_name":"Salmaniya Medical Complex","ror":"https://ror.org/04461gd92","country_code":"BH","type":"healthcare","lineage":["https://openalex.org/I2799854810","https://openalex.org/I4210163255"]}],"countries":["BH"],"is_corresponding":false,"raw_author_name":"Noof Sami AlJirdabi","raw_affiliation_strings":["Medical Intern, Salmaniya Medical Complex, Manama, Bahrain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Medical Intern, Salmaniya Medical Complex, Manama, Bahrain","institution_ids":["https://openalex.org/I2799854810"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041474611","display_name":"Fatema Ali Ahmed","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2799854810","display_name":"Salmaniya Medical Complex","ror":"https://ror.org/04461gd92","country_code":"BH","type":"healthcare","lineage":["https://openalex.org/I2799854810","https://openalex.org/I4210163255"]}],"countries":["BH"],"is_corresponding":false,"raw_author_name":"Fatema Ali Ahmed","raw_affiliation_strings":["Medical Intern, Salmaniya Medical Complex, Manama, Bahrain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Medical Intern, Salmaniya Medical Complex, Manama, Bahrain","institution_ids":["https://openalex.org/I2799854810"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5072555157"],"corresponding_institution_ids":["https://openalex.org/I2799854810"],"apc_list":{"value":820,"currency":"USD","value_usd":820},"apc_paid":{"value":820,"currency":"USD","value_usd":820},"fwci":1.6766,"has_fulltext":true,"cited_by_count":13,"citation_normalized_percentile":{"value":0.83140607,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":97},"biblio":{"volume":"2021","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11473","display_name":"Appendicitis Diagnosis and Management","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2711","display_name":"Emergency 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/T11473","display_name":"Appendicitis Diagnosis and Management","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2711","display_name":"Emergency 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/T12064","display_name":"Intraperitoneal and Appendiceal Malignancies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T11855","display_name":"Gastrointestinal disorders and treatments","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/acute-appendicitis","display_name":"acute appendicitis","score":1.0},{"id":"https://openalex.org/keywords/seasonal-variation","display_name":"seasonal variation","score":0.9929999709129333},{"id":"https://openalex.org/keywords/appendectomy","display_name":"appendectomy","score":0.6019999980926514},{"id":"https://openalex.org/keywords/complicated-appendicitis","display_name":"complicated appendicitis","score":0.9700000286102295},{"id":"https://openalex.org/keywords/gangrenous-appendicitis","display_name":"gangrenous appendicitis","score":0.9110000133514404},{"id":"https://openalex.org/keywords/appendiceal-perforation","display_name":"appendiceal perforation","score":0.9660000205039978},{"id":"https://openalex.org/keywords/purulent-appendicitis","display_name":"purulent appendicitis","score":0.925000011920929},{"id":"https://openalex.org/keywords/ambient-temperature","display_name":"ambient temperature","score":0.8090000152587891},{"id":"https://openalex.org/keywords/monthly-incidence","display_name":"monthly incidence","score":0.5289999842643738}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8359954357147217},{"id":"https://openalex.org/C61511704","wikidata":"https://www.wikidata.org/wiki/Q1671857","display_name":"Incidence (geometry)","level":2,"score":0.7943433523178101},{"id":"https://openalex.org/C3018581240","wikidata":"https://www.wikidata.org/wiki/Q121041","display_name":"Acute appendicitis","level":2,"score":0.7719908952713013},{"id":"https://openalex.org/C2780016130","wikidata":"https://www.wikidata.org/wiki/Q121041","display_name":"Appendicitis","level":2,"score":0.7457699775695801},{"id":"https://openalex.org/C167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","level":2,"score":0.44974544644355774},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.3790510892868042},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.06431558728218079},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1155/2021/8811898","doi":"https://doi.org/10.1155/2021/8811898","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/8811898","pdf_url":"https://downloads.hindawi.com/journals/srp/2021/8811898.pdf","source":{"id":"https://openalex.org/S4210212864","display_name":"Surgery Research and Practice","issn_l":"2356-6124","issn":["2356-6124","2356-7759"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-40"],"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":"Surgery Research and Practice","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:7943315","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/7943315","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":"Surg Res Pract","raw_type":"Text"},{"id":"pmid:33748404","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33748404","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":"Surgery research and practice","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:47643b04909442ae9b8881b5bb474b2e","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/47643b04909442ae9b8881b5bb474b2e","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":"Surgery Research and Practice, Vol 2021 (2021)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2021/8811898","doi":"https://doi.org/10.1155/2021/8811898","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2021/8811898","pdf_url":"https://downloads.hindawi.com/journals/srp/2021/8811898.pdf","source":{"id":"https://openalex.org/S4210212864","display_name":"Surgery Research and Practice","issn_l":"2356-6124","issn":["2356-6124","2356-7759"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-40"],"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":"Surgery Research and Practice","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.9537000060081482}],"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/W3134934779.pdf","grobid_xml":"https://content.openalex.org/works/W3134934779.grobid-xml"},"referenced_works_count":13,"referenced_works":["https://openalex.org/W1983712194","https://openalex.org/W1984673155","https://openalex.org/W2098176817","https://openalex.org/W2114530458","https://openalex.org/W2162300097","https://openalex.org/W2330335319","https://openalex.org/W2461805922","https://openalex.org/W2594769351","https://openalex.org/W2807366068","https://openalex.org/W2897611664","https://openalex.org/W2986759888","https://openalex.org/W3014718012","https://openalex.org/W4231292761"],"related_works":["https://openalex.org/W2483601707","https://openalex.org/W7033784740","https://openalex.org/W4379274559","https://openalex.org/W3014718012","https://openalex.org/W7018904938","https://openalex.org/W4300689037","https://openalex.org/W4416691541","https://openalex.org/W4231292761","https://openalex.org/W6893645859","https://openalex.org/W2794280069"],"abstract_inverted_index":{"OBJECTIVES:":[0],"To":[1],"investigate":[2],"whether":[3,13],"the":[4,33,66,102,156,162,171,189,195,214,229],"incidence":[5,70,191,210],"of":[6,29,46,71,119,128,136,152,158,192,203],"acute":[7,41],"appendicitis":[8,30,42,72,193,204],"increases":[9],"in":[10,18,32,76,123,142,147],"summer":[11,124,143],"and":[12,73,108,144,177,194,227],"complicated":[14,114],"cases":[15,28,120,131,153,202],"present":[16],"more":[17],"summer.":[19,208],"METHODS:":[20],"A":[21],"single-center":[22],"cross-sectional,":[23],"retrospective":[24],"study":[25],"on":[26],"697":[27],"admitted":[31,39,122,141],"year":[34],"2018.":[35],"Inclusion":[36],"criteria:":[37,50],"patients":[38,81,90],"with":[40,213],"who":[43,82],"underwent":[44],"appendectomy":[45],"all":[47],"ages.":[48],"Exclusion":[49],"conservative":[51],"management.":[52],"Analysis":[53],"was":[54,62,154,165],"performed":[55],"using":[56],"Microsoft":[57],"Excel.":[58],"Pearson":[59],"correlation":[60,67,184],"coefficient":[61],"calculated":[63],"to":[64,97,134,170,223],"assess":[65],"between":[68,188],"monthly":[69,190],"mean":[74,174,196],"temperature":[75,175,197],"that":[77],"month.":[78],"RESULTS:":[79],"Fifty-one":[80],"were":[83,86,91,111,121,132,140,205],"managed":[84],"conservatively":[85],"excluded.":[87],"Accordingly,":[88],"646":[89],"included.":[92],"Ages":[93],"ranged":[94],"from":[95],"three":[96],"77":[98],"years.":[99],"Males":[100],"comprised":[101],"majority":[103],"(500,":[104],"77.4%).":[105],"Gangrenous,":[106],"perforated,":[107],"purulent":[109],"appendices":[110],"regarded":[112],"as":[113],"appendicitis.":[115],"The":[116,149],"highest":[117,150,172],"number":[118,151],"(234),":[125],"comprising":[126],"36.2%":[127],"cases.":[129],"Complicated":[130],"equal":[133],"65,":[135],"which":[137],"23":[138],"(35.4%)":[139],"30":[145],"(46.2%)":[146],"winter.":[148],"during":[155,166,207],"month":[157],"July":[159],"(68),":[160],"while":[161],"lowest":[163,179],"(40)":[164],"February.":[167],"This":[168],"corresponded":[169],"recorded":[173],"(36.2\u00b0C)":[176],"second":[178],"(19.8\u00b0C),":[180],"respectively.":[181],"Moderate":[182],"positive":[183],"(Pearson's":[185],"R":[186],"0.5183)":[187],"is":[198],"noted.":[199],"CONCLUSION:":[200],"More":[201],"noted":[206],"Monthly":[209],"correlated":[211],"positively":[212],"temperature.":[215],"Larger":[216],"numbers":[217],"over":[218],"several":[219],"years":[220],"are":[221],"needed":[222],"draw":[224],"better":[225],"conclusions":[226],"reach":[228],"possible":[230],"causes":[231],"behind":[232],"such":[233],"variation.":[234]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":3},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2021-03-15T00:00:00"}