{"id":"https://openalex.org/W2220658679","doi":null,"title":"The age at menarche amongst secondary school girls in Sokoto metropolis, North-West Nigeria","display_name":"The age at menarche amongst secondary school girls in Sokoto metropolis, North-West Nigeria","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2220658679","mag":"2220658679"},"language":"en","primary_location":{"id":"mag:2220658679","doi":null,"is_oa":true,"landing_page_url":"https://www.orientjom.com/AJOL%20Orient%20Journal%20of%20Medicine%202011%20Vol%2023/The%20Age%20at%20Menarche%20in%20Sokoto.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S2765077742","display_name":"Orient Journal of Medicine","issn_l":"1115-0521","issn":["1115-0521"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jpps-1"],"host_organization":"https://openalex.org/P4310321518","host_organization_name":"African Journals OnLine","host_organization_lineage":["https://openalex.org/P4310321518"],"host_organization_lineage_names":["African Journals OnLine"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Orient Journal of Medicine","raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.orientjom.com/AJOL%20Orient%20Journal%20of%20Medicine%202011%20Vol%2023/The%20Age%20at%20Menarche%20in%20Sokoto.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5063059640","display_name":"A Panti","orcid":"https://orcid.org/0009-0003-2862-7075","observed_orcids":["https://orcid.org/0009-0003-2862-7075"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A Panti","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0003-2862-7075","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108545075","display_name":"Bisalla A. Ekele","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Bisalla A. Ekele","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045433556","display_name":"Emmanuel Ikechukwu Nwobodo","orcid":"https://orcid.org/0009-0003-1960-498X","observed_orcids":["https://orcid.org/0009-0003-1960-498X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Emmanuel Ikechukwu Nwobodo","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5102309891","display_name":"Yakubu Ahmed","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yakubu Ahmed","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"23","issue":null,"first_page":"38","last_page":"43"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10960","display_name":"Hypothalamic control of reproductive hormones","score":0.9878000020980835,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive 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/T10960","display_name":"Hypothalamic control of reproductive hormones","score":0.9878000020980835,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive 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/T12054","display_name":"Menstrual Health and Disorders","score":0.007199999876320362,"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"}},{"id":"https://openalex.org/T10327","display_name":"Adolescent Sexual and Reproductive Health","score":0.003599999938160181,"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/age-at-menarche","display_name":"age at menarche","score":0.9950000047683716},{"id":"https://openalex.org/keywords/female-secondary-school-students","display_name":"secondary school girls","score":0.9070000052452087},{"id":"https://openalex.org/keywords/adolescent-girls","display_name":"adolescent girls","score":0.8930000066757202},{"id":"https://openalex.org/keywords/socioeconomic-status","display_name":"socioeconomic status","score":0.9639999866485596},{"id":"https://openalex.org/keywords/social-class","display_name":"social class","score":0.7269999980926514},{"id":"https://openalex.org/keywords/sokoto-metropolis","display_name":"Sokoto metropolis","score":0.7480000257492065},{"id":"https://openalex.org/keywords/menstrual-onset","display_name":"menstrual onset","score":0.4729999899864197},{"id":"https://openalex.org/keywords/puberty-timing","display_name":"puberty timing","score":0.4399999976158142}],"concepts":[{"id":"https://openalex.org/C4258228","wikidata":"https://www.wikidata.org/wiki/Q492514","display_name":"Menarche","level":2,"score":0.9355651140213013},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.6024220585823059},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.5761607885360718},{"id":"https://openalex.org/C110888244","wikidata":"https://www.wikidata.org/wiki/Q187588","display_name":"Social class","level":2,"score":0.49103450775146484},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.34772029519081116},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.12300604581832886},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2220658679","doi":null,"is_oa":true,"landing_page_url":"https://www.orientjom.com/AJOL%20Orient%20Journal%20of%20Medicine%202011%20Vol%2023/The%20Age%20at%20Menarche%20in%20Sokoto.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S2765077742","display_name":"Orient Journal of Medicine","issn_l":"1115-0521","issn":["1115-0521"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jpps-1"],"host_organization":"https://openalex.org/P4310321518","host_organization_name":"African Journals OnLine","host_organization_lineage":["https://openalex.org/P4310321518"],"host_organization_lineage_names":["African Journals OnLine"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Orient Journal of Medicine","raw_type":null}],"best_oa_location":{"id":"mag:2220658679","doi":null,"is_oa":true,"landing_page_url":"https://www.orientjom.com/AJOL%20Orient%20Journal%20of%20Medicine%202011%20Vol%2023/The%20Age%20at%20Menarche%20in%20Sokoto.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S2765077742","display_name":"Orient Journal of Medicine","issn_l":"1115-0521","issn":["1115-0521"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["jpps-1"],"host_organization":"https://openalex.org/P4310321518","host_organization_name":"African Journals OnLine","host_organization_lineage":["https://openalex.org/P4310321518"],"host_organization_lineage_names":["African Journals OnLine"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Orient Journal of Medicine","raw_type":null},"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.667900025844574},{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.6240000128746033}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W15803971","https://openalex.org/W143097777","https://openalex.org/W1479676679","https://openalex.org/W1961308832","https://openalex.org/W1963605218","https://openalex.org/W1971613542","https://openalex.org/W1993321343","https://openalex.org/W1997952910","https://openalex.org/W2002664429","https://openalex.org/W2011347336","https://openalex.org/W2022076256","https://openalex.org/W2024700150","https://openalex.org/W2030001186","https://openalex.org/W2041952528","https://openalex.org/W2054208021","https://openalex.org/W2064499510","https://openalex.org/W2068398590","https://openalex.org/W2072991703","https://openalex.org/W2107661454","https://openalex.org/W2127385521","https://openalex.org/W2154111924","https://openalex.org/W2468151363","https://openalex.org/W3012062843","https://openalex.org/W3034592419"],"related_works":["https://openalex.org/W2054208021","https://openalex.org/W2621389390","https://openalex.org/W2167784822","https://openalex.org/W4280533156","https://openalex.org/W2116939333","https://openalex.org/W1983757642","https://openalex.org/W3165767000","https://openalex.org/W4366780266","https://openalex.org/W143097777","https://openalex.org/W2051647529"],"abstract_inverted_index":{"Background:":[0],"Several":[1],"studies":[2],"suggest":[3],"that":[4,189],"menarche":[5,30,120],"tends":[6],"to":[7,72,83,188,200],"appear":[8],"earlier":[9],"in":[10,35,58,167,183,194],"life":[11],"as":[12],"sanitary,":[13],"nutritional":[14],"and":[15,38,64,77,123,157,196],"economic":[16],"conditions":[17],"of":[18,41,97,99,106,190],"a":[19,50,78],"society":[20],"improve.":[21],"Aim":[22],"/":[23],"Objective:":[24],"To":[25],"determine":[26],"the":[27,39,92,95,100,107,113,124,168,206],"age":[28,117,132,171,180,207],"at":[29,119,133,172,181,208],"amongst":[31],"secondary":[32,56],"school":[33],"girls":[34,88,108],"Sokoto":[36,59],"metropolis":[37],"influence":[40,204],"socio-economic":[42,197],"status":[43,198],"on":[44,136,205],"this":[45,184],"parameter.":[46],"Methodology:":[47],"This":[48],"is":[49,186],"cross-sectional":[51],"study":[52],"involving":[53],"four":[54],"different":[55,173],"schools":[57],"metropolis,":[60],"conducted":[61],"between":[62],"September":[63],"October":[65],"2010.":[66],"Systematic":[67],"sampling":[68],"method":[69],"was":[70,81,121,126,139,163],"used":[71,82],"select":[73],"460":[74,87],"adolescent":[75],"girls,":[76],"pre-tested":[79],"questionnaire":[80,93],"gather":[84],"data.":[85],"The":[86,116,130,178],"cooperated":[89],"by":[90],"completing":[91],"under":[94],"supervision":[96],"members":[98],"research":[101],"team,":[102],"but":[103],"only":[104],"381":[105],"were":[109],"finally":[110],"recruited":[111],"for":[112],"study.":[114],"Results:":[115],"range":[118],"10-16years":[122],"mean":[125],"13.67":[127],"\u00b1":[128,141,146,159],"1.2years.":[129],"average":[131,169,179],"menarche,":[134,182,215],"based":[135],"social":[137,174],"class,":[138],"13.20":[140],"1.1years":[142,160],"(class":[143,148,155,161],"I),":[144],"13.37":[145],"1.3years":[147],"II),":[149],"13.88\u00b1":[150],"1.5years":[151],"(III),":[152],"13.92\u00b1":[153],"1.2years":[154],"IV)":[156],"13.98":[158],"V).There":[162],"no":[164,202],"significant":[165,203],"difference":[166],"menarcheal":[170],"classes":[175],"(P>0.05).":[176],"Conclusion:":[177],"study,":[185],"comparable":[187],"most":[191],"previous":[192],"reports":[193],"Nigeria,":[195],"appears":[199],"have":[201],"menarche.":[209],"Keywords:":[212],"Age,":[214],"Sokoto,":[216],"Nigeria.":[217]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
