{"id":"https://openalex.org/W2025926901","doi":"https://doi.org/10.1093/ije/8.1.61","title":"An Evaluation of a Special-type Vital Statistics Registration System in a Rural Area of Nigeria","display_name":"An Evaluation of a Special-type Vital Statistics Registration System in a Rural Area of Nigeria","publication_year":1979,"publication_date":"1979-01-01","ids":{"openalex":"https://openalex.org/W2025926901","doi":"https://doi.org/10.1093/ije/8.1.61","mag":"2025926901","pmid":"https://pubmed.ncbi.nlm.nih.gov/489226"},"language":"en","primary_location":{"id":"doi:10.1093/ije/8.1.61","doi":"https://doi.org/10.1093/ije/8.1.61","is_oa":false,"landing_page_url":"https://doi.org/10.1093/ije/8.1.61","pdf_url":null,"source":{"id":"https://openalex.org/S13389975","display_name":"International Journal of Epidemiology","issn_l":"0300-5771","issn":["0300-5771","1464-3685"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Epidemiology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111702646","display_name":"Olusola Ayeni","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I181631907","display_name":"University of Ibadan","ror":"https://ror.org/03wx2rr30","country_code":"NG","type":"education","lineage":["https://openalex.org/I181631907"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"OLUSOLA AYENI","raw_affiliation_strings":["Biostatistician, Department of Preventive and Social Medicine University of Ibadan Ibadan, Nigeria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Biostatistician, Department of Preventive and Social Medicine University of Ibadan Ibadan, Nigeria","institution_ids":["https://openalex.org/I181631907"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5041246492","display_name":"Ademola Adetayo Olayinka","orcid":"https://orcid.org/0000-0001-7684-2114","observed_orcids":["https://orcid.org/0000-0001-7684-2114"]},"institutions":[{"id":"https://openalex.org/I181631907","display_name":"University of Ibadan","ror":"https://ror.org/03wx2rr30","country_code":"NG","type":"education","lineage":["https://openalex.org/I181631907"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"ADEMOLA OLAYINKA","raw_affiliation_strings":["Computer programmer, Department of Preventive & Social Medicine, University of Ibadan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer programmer, Department of Preventive & Social Medicine, University of Ibadan","institution_ids":["https://openalex.org/I181631907"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I181631907"],"apc_list":{"value":3423,"currency":"GBP","value_usd":4514},"apc_paid":null,"fwci":1.9322,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.88057288,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"8","issue":"1","first_page":"61","last_page":"68"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12011","display_name":"Insurance, Mortality, Demography, Risk Management","score":0.8511000275611877,"subfield":{"id":"https://openalex.org/subfields/3317","display_name":"Demography"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12011","display_name":"Insurance, Mortality, Demography, Risk Management","score":0.8511000275611877,"subfield":{"id":"https://openalex.org/subfields/3317","display_name":"Demography"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13546","display_name":"Census and Population Estimation","score":0.07599999755620956,"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/T10209","display_name":"Global Maternal and Child Health","score":0.03280000016093254,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child 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/registration-completeness","display_name":"registration completeness","score":0.824999988079071},{"id":"https://openalex.org/keywords/birth-registration","display_name":"birth registration","score":0.8209999799728394},{"id":"https://openalex.org/keywords/death-registration","display_name":"death registration","score":0.9810000061988831},{"id":"https://openalex.org/keywords/rural-population","display_name":"rural population","score":0.5059999823570251}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6697977781295776},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.6048692464828491},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.5659494400024414},{"id":"https://openalex.org/C179755657","wikidata":"https://www.wikidata.org/wiki/Q58702","display_name":"Mortality rate","level":2,"score":0.4943714141845703},{"id":"https://openalex.org/C112299071","wikidata":"https://www.wikidata.org/wiki/Q835884","display_name":"Infant mortality","level":3,"score":0.45760583877563477},{"id":"https://openalex.org/C37512671","wikidata":"https://www.wikidata.org/wiki/Q203516","display_name":"Birth rate","level":4,"score":0.44790926575660706},{"id":"https://openalex.org/C129047720","wikidata":"https://www.wikidata.org/wiki/Q175185","display_name":"Rural area","level":2,"score":0.4397828280925751},{"id":"https://openalex.org/C29374701","wikidata":"https://www.wikidata.org/wiki/Q1931388","display_name":"Cause of death","level":3,"score":0.43647146224975586},{"id":"https://openalex.org/C2778410420","wikidata":"https://www.wikidata.org/wiki/Q33578","display_name":"Igbo","level":2,"score":0.4309079647064209},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.3748166561126709},{"id":"https://openalex.org/C518429986","wikidata":"https://www.wikidata.org/wiki/Q964401","display_name":"Fertility","level":3,"score":0.27896350622177124},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.25046905875205994},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.21383613348007202},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.1309099793434143},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"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":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001723","descriptor_name":"Birth Rate","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002675","descriptor_name":"Child, Preschool","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":"D007223","descriptor_name":"Infant","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007231","descriptor_name":"Infant, Newborn","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":"D008722","descriptor_name":"Methods","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008962","descriptor_name":"Models, Theoretical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009026","descriptor_name":"Mortality","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009549","descriptor_name":"Nigeria","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012424","descriptor_name":"Rural Population","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014798","descriptor_name":"Vital Statistics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1093/ije/8.1.61","doi":"https://doi.org/10.1093/ije/8.1.61","is_oa":false,"landing_page_url":"https://doi.org/10.1093/ije/8.1.61","pdf_url":null,"source":{"id":"https://openalex.org/S13389975","display_name":"International Journal of Epidemiology","issn_l":"0300-5771","issn":["0300-5771","1464-3685"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Epidemiology","raw_type":"journal-article"},{"id":"pmid:489226","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/489226","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":"International journal of epidemiology","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2962820422","https://openalex.org/W7096972232","https://openalex.org/W2140407078","https://openalex.org/W2536739264","https://openalex.org/W1969652699","https://openalex.org/W2733464255","https://openalex.org/W2137281661","https://openalex.org/W2758441893","https://openalex.org/W4214851281","https://openalex.org/W2955132835"],"abstract_inverted_index":{"A":[0],"special":[1],"type":[2],"of":[3,9,12,56,64,67,76,80,89,94,98,111,120,127,134,142,149,185,202,214,217,224],"vital":[4],"statistics":[5,123],"registration":[6,101,133],"system":[7,40,70,171],"consisting":[8],"the":[10,25,42,65,68,73,77,90,92,103,109,118,177,199,203,215],"use":[11,119],"house":[13,85,87],"visitors":[14],"to":[15,21,86],"collect":[16],"information":[17],"during":[18],"fortnightly":[19],"visits":[20],"all":[22],"houses":[23],"in":[24,29,35,52,71,124,180,187,208],"town":[26,34],"has":[27,172],"existed":[28],"lgbo":[30,209],"Ora":[31],"a":[32,83,222],"rural":[33],"Nigeria":[36],"since":[37],"1964.":[38],"The":[39,58,191],"replaced":[41],"conventional":[43,178],"one":[44,154,179],"which":[45],"had":[46],"not":[47],"worked":[48],"satisfactorily":[49],"there":[50],"as":[51,115,117,221],"many":[53],"other":[54],"parts":[55],"Nigeria.":[57],"present":[59],"study":[60,192],"reports":[61],"an":[62],"evaluation":[63,81],"completeness":[66,126,186],"new":[69,96],"1974":[72],"tenth":[74],"year":[75,155],"programme.":[78],"Methodology":[79],"included":[82],"complete":[84,139],"enumeration":[88,201],"town,":[91],"application":[93],"Brass's":[95],"method":[97,107,223],"correcting":[99],"death":[100,226],"-":[102],"ny/Py":[104],"versus":[105],"dy/Py":[106],"and":[108,113,211,219],"technique":[110,216],"Fargues":[112,218],"Courbage":[114,220],"well":[116],"birth":[121,128],"order":[122],"assessing":[125],"registration.":[129,227],"Results":[130],"show":[131],"that":[132,141,167],"births":[135],"was":[136,145,156],"about":[137,146,161,198],"95%":[138],"while":[140],"total":[143],"deaths":[144,151],"87%.":[147],"Registration":[148],"infant":[150],"aged":[152],"under":[153],"much":[157,174],"worse":[158],"being":[159],"only":[160,188],"49%":[162],"complete.":[163],"There":[164],"is":[165],"suggestion":[166],"even":[168],"then":[169],"this":[170],"done":[173],"better":[175],"than":[176],"having":[181],"attained":[182],"these":[183],"levels":[184],"10":[189],"years.":[190],"also":[193],"confirms":[194],"widely":[195],"held":[196],"impressions":[197],"over":[200],"1963":[204],"census":[205],"at":[206],"least":[207],"Ora;":[210],"some":[212],"weakness":[213],"evaluating":[225]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
