{"id":"https://openalex.org/W98365374","doi":null,"title":"A case-control study of stillbirths at a teaching hospital in Zambia, 1979-80: serological investigations for selected infectious agents.","display_name":"A case-control study of stillbirths at a teaching hospital in Zambia, 1979-80: serological investigations for selected infectious agents.","publication_year":1984,"publication_date":"1984-01-01","ids":{"openalex":"https://openalex.org/W98365374","mag":"98365374","pmid":"https://pubmed.ncbi.nlm.nih.gov/6334574","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/2536212"},"language":"en","primary_location":{"id":"pmh:oai:europepmc.org:1447863","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/2536212","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/2536212","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5001878317","display_name":"Theresa E. Watts","orcid":"https://orcid.org/0000-0001-8015-0815","observed_orcids":["https://orcid.org/0000-0001-8015-0815"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T E Watts","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109850501","display_name":"Sandra A. Larsen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S A Larsen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":null,"display_name":"S T Brown","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S T Brown","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":0.8542,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.7179887,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"62","issue":"5","first_page":"803","last_page":"8"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11934","display_name":"Syphilis Diagnosis and Treatment","score":0.8589000105857849,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T11934","display_name":"Syphilis Diagnosis and Treatment","score":0.8589000105857849,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"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/T10209","display_name":"Global Maternal and Child Health","score":0.06560000032186508,"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"}},{"id":"https://openalex.org/T11961","display_name":"Neonatal and Maternal Infections","score":0.012900000438094139,"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/stillbirth","display_name":"stillbirth","score":0.9869999885559082},{"id":"https://openalex.org/keywords/maternal-syphilis","display_name":"maternal syphilis","score":0.7400000095367432},{"id":"https://openalex.org/keywords/treponema-pallidum","display_name":"Treponema pallidum","score":0.9539999961853027},{"id":"https://openalex.org/keywords/rpr","display_name":"RPR","score":0.8289999961853027},{"id":"https://openalex.org/keywords/cytomegalovirus-infection","display_name":"cytomegalovirus infection","score":0.8659999966621399},{"id":"https://openalex.org/keywords/toxoplasmosis","display_name":"toxoplasmosis","score":0.7710000276565552},{"id":"https://openalex.org/keywords/hepatitis-b-virus","display_name":"hepatitis B virus","score":0.8460000157356262},{"id":"https://openalex.org/keywords/malaria","display_name":"malaria","score":0.7710000276565552},{"id":"https://openalex.org/keywords/alphaherpesvirus","display_name":"alphaherpesvirus","score":0.6949999928474426},{"id":"https://openalex.org/keywords/prenatal-screening","display_name":"prenatal screening","score":0.6269999742507935},{"id":"https://openalex.org/keywords/birth-weight","display_name":"birth weight","score":0.7360000014305115},{"id":"https://openalex.org/keywords/zambia","display_name":"Zambia","score":0.531000018119812}],"concepts":[{"id":"https://openalex.org/C2776983459","wikidata":"https://www.wikidata.org/wiki/Q41083","display_name":"Syphilis","level":3,"score":0.77744060754776},{"id":"https://openalex.org/C2776687281","wikidata":"https://www.wikidata.org/wiki/Q7294218","display_name":"Rapid plasma reagin","level":5,"score":0.7727551460266113},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7220237255096436},{"id":"https://openalex.org/C45189115","wikidata":"https://www.wikidata.org/wiki/Q502159","display_name":"Serology","level":3,"score":0.6471207737922668},{"id":"https://openalex.org/C2777732132","wikidata":"https://www.wikidata.org/wiki/Q6946","display_name":"Cytomegalovirus","level":5,"score":0.6031404733657837},{"id":"https://openalex.org/C32611913","wikidata":"https://www.wikidata.org/wiki/Q2166189","display_name":"Titer","level":3,"score":0.5700588226318359},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.5522065162658691},{"id":"https://openalex.org/C2780187896","wikidata":"https://www.wikidata.org/wiki/Q134745","display_name":"Treponema","level":4,"score":0.4701191186904907},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.4540678858757019},{"id":"https://openalex.org/C159654299","wikidata":"https://www.wikidata.org/wiki/Q79460","display_name":"Antibody","level":2,"score":0.45304229855537415},{"id":"https://openalex.org/C2781232182","wikidata":"https://www.wikidata.org/wiki/Q5160454","display_name":"Congenital syphilis","level":4,"score":0.447905033826828},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.4228895604610443},{"id":"https://openalex.org/C159047783","wikidata":"https://www.wikidata.org/wiki/Q7215","display_name":"Virology","level":1,"score":0.35044875741004944},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.3459567427635193},{"id":"https://openalex.org/C2522874641","wikidata":"https://www.wikidata.org/wiki/Q808","display_name":"Virus","level":2,"score":0.26138836145401},{"id":"https://openalex.org/C2780727368","wikidata":"https://www.wikidata.org/wiki/Q1928978","display_name":"Viral disease","level":3,"score":0.2184465527534485},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.21462777256965637},{"id":"https://openalex.org/C2776409557","wikidata":"https://www.wikidata.org/wiki/Q149348","display_name":"Herpesviridae","level":4,"score":0.144711434841156},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C3013748606","wikidata":"https://www.wikidata.org/wiki/Q15787","display_name":"Human immunodeficiency virus (HIV)","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000906","descriptor_name":"Antibodies","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":false},{"descriptor_ui":"D000914","descriptor_name":"Antibodies, Viral","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005313","descriptor_name":"Fetal Death","qualifier_ui":"Q000209","qualifier_name":"etiology","is_major_topic":true},{"descriptor_ui":"D005313","descriptor_name":"Fetal Death","qualifier_ui":"Q000517","qualifier_name":"prevention & control","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","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":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011251","descriptor_name":"Pregnancy Complications, Infectious","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D011528","descriptor_name":"Protozoan Infections","qualifier_ui":"Q000276","qualifier_name":"immunology","is_major_topic":false},{"descriptor_ui":"D013587","descriptor_name":"Syphilis","qualifier_ui":"Q000150","qualifier_name":"complications","is_major_topic":false},{"descriptor_ui":"D013587","descriptor_name":"Syphilis","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D013588","descriptor_name":"Syphilis Serodiagnosis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014777","descriptor_name":"Virus Diseases","qualifier_ui":"Q000276","qualifier_name":"immunology","is_major_topic":false},{"descriptor_ui":"D015024","descriptor_name":"Zambia","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"pmh:oai:europepmc.org:1447863","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/2536212","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:2536212","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/2536212","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bull World Health Organ","raw_type":"Text"},{"id":"pmid:6334574","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/6334574","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":"Bulletin of the World Health Organization","raw_type":"Journal Article"},{"id":"mag:98365374","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/6334574","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":{"id":"pmh:oai:europepmc.org:1447863","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/2536212","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":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":1.0}],"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":11,"referenced_works":["https://openalex.org/W178713911","https://openalex.org/W1872932826","https://openalex.org/W1976189634","https://openalex.org/W2024246753","https://openalex.org/W2087622874","https://openalex.org/W2093234726","https://openalex.org/W2103264955","https://openalex.org/W2224844491","https://openalex.org/W2264678925","https://openalex.org/W2402844493","https://openalex.org/W2404270747"],"related_works":["https://openalex.org/W2274579248","https://openalex.org/W1597885270","https://openalex.org/W2084577239","https://openalex.org/W2024246753","https://openalex.org/W4309206887","https://openalex.org/W7212351733","https://openalex.org/W2168571791","https://openalex.org/W3127500414","https://openalex.org/W2113340191","https://openalex.org/W4206362824"],"abstract_inverted_index":{"Sera":[0],"were":[1,37,102],"obtained":[2],"from":[3,42,46,98,124],"266":[4,12],"mothers":[5,13],"of":[6,14,59,63,79,85,90,107,151,157,164],"singleton":[7],"stillborn":[8],"babies":[9,16],"(cases)":[10],"and":[11,33,44,61,87,100,116,126,147],"live-born":[15],"(controls),":[17],"matched":[18],"for":[19,51,105,161],"parity,":[20],"who":[21],"delivered":[22],"at":[23,76],"the":[24,65,155],"University":[25],"Teaching":[26],"Hospital,":[27],"Lusaka,":[28],"Zambia,":[29],"between":[30,122,144],"October":[31],"1979":[32],"April":[34],"1980.":[35],"Tests":[36],"performed":[38],"on":[39],"262":[40],"samples":[41],"cases":[43,60,86,99,125],"261":[45],"controls.":[47,91],"The":[48,119],"microhaemagglutination":[49],"assay":[50],"Treponema":[52],"pallidum":[53],"(MHA-TP)":[54],"was":[55,74,128,141],"reactive":[56,75],"in":[57,83,88],"54%":[58],"29%":[62,84],"controls;":[64],"rapid":[66],"plasma":[67],"reagin":[68],"(RPR)":[69],"18-mm":[70],"circle":[71],"card":[72],"test":[73],"a":[77],"dilution":[78],"1:16":[80],"or":[81],"greater":[82],"3.5%":[89],"Both":[92],"these":[93],"differences":[94],"are":[95],"highly":[96],"significant.Sera":[97],"controls":[101,127],"further":[103],"examined":[104],"evidence":[106],"cytomegalovirus,":[108],"human":[109],"(alpha)":[110],"herpesvirus,":[111],"hepatitis":[112],"B":[113],"virus,":[114],"toxoplasma,":[115],"plasmodium":[117],"infections.":[118],"only":[120],"difference":[121],"sera":[123],"that":[129],"cytomegalovirus":[130],"antibody":[131,145],"titres":[132],">/=":[133],"1:1024":[134],"occurred":[135],"more":[136],"often":[137],"among":[138],"cases.":[139],"There":[140],"no":[142],"relationship":[143],"titre":[146],"birth":[148],"weight.The":[149],"results":[150],"this":[152],"study":[153],"emphasize":[154],"importance":[156],"screening":[158],"pregnant":[159],"women":[160],"syphilis.":[162,176],"Treatment":[163],"those":[165],"found":[166],"to":[167,175],"be":[168],"infected":[169],"should":[170],"help":[171],"prevent":[172],"stillbirths":[173],"due":[174]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}