{"id":"https://openalex.org/W130217845","doi":null,"title":"Chlamydia trachomatis infection among pregnant women: prevalence and prenatal importance.","display_name":"Chlamydia trachomatis infection among pregnant women: prevalence and prenatal importance.","publication_year":1999,"publication_date":"1999-01-01","ids":{"openalex":"https://openalex.org/W130217845","mag":"130217845","pmid":"https://pubmed.ncbi.nlm.nih.gov/10326323"},"language":"en","primary_location":{"id":"pmid:10326323","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/10326323","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":"The National medical journal of India","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["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/A5107865441","display_name":"Vinod Kumar Paul","orcid":"https://orcid.org/0000-0002-4205-3069","observed_orcids":["https://orcid.org/0000-0002-4205-3069"]},"institutions":[{"id":"https://openalex.org/I63739035","display_name":"All India Institute of Medical Sciences","ror":"https://ror.org/02dwcqs71","country_code":"IN","type":"education","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210148677","https://openalex.org/I63739035"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"V K Paul","raw_affiliation_strings":["All India Institute of Medical Sciences, Ansari Nagar, New Delhi, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"All India Institute of Medical Sciences, Ansari Nagar, New Delhi, India","institution_ids":["https://openalex.org/I63739035"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101717204","display_name":"Manmohan Singh","orcid":"https://orcid.org/0000-0003-0076-6690","observed_orcids":["https://orcid.org/0000-0003-0076-6690"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M Singh","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090888501","display_name":"U Gupta","orcid":"https://orcid.org/0000-0002-4888-1420","observed_orcids":["https://orcid.org/0000-0002-4888-1420"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"U Gupta","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017993182","display_name":"K. Buckshee","orcid":"https://orcid.org/0000-0002-8302-4977","observed_orcids":["https://orcid.org/0000-0002-8302-4977"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K Buckshee","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109838805","display_name":"V L Bhargava","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"V L Bhargava","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109436393","display_name":"D. Takkar","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D Takkar","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113665680","display_name":"V.L. Nag","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"V L Nag","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112452621","display_name":"M. K. Bhan","orcid":"https://orcid.org/0000-0002-1408-1310","observed_orcids":["https://orcid.org/0000-0002-1408-1310"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M K Bhan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5024658171","display_name":"A K Deorari","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A K Deorari","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2189,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.4885906,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"12","issue":"1","first_page":"11","last_page":"4"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10428","display_name":"Reproductive tract infections research","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/2404","display_name":"Microbiology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10428","display_name":"Reproductive tract infections research","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/2404","display_name":"Microbiology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11290","display_name":"Preterm Birth and Chorioamnionitis","score":0.008899999782443047,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"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":0.00019999999494757503,"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/chlamydia-trachomatis","display_name":"Chlamydia trachomatis","score":0.9950000047683716},{"id":"https://openalex.org/keywords/pregnancy","display_name":"pregnancy","score":0.7269999980926514},{"id":"https://openalex.org/keywords/prevalence","display_name":"prevalence","score":0.8489999771118164},{"id":"https://openalex.org/keywords/low-birth-weight","display_name":"low birth weight","score":0.9010000228881836},{"id":"https://openalex.org/keywords/preterm-birth","display_name":"preterm birth","score":0.9139999747276306},{"id":"https://openalex.org/keywords/perinatal-outcomes","display_name":"perinatal outcomes","score":0.8510000109672546},{"id":"https://openalex.org/keywords/purulent-conjunctivitis","display_name":"purulent conjunctivitis","score":0.7860000133514404},{"id":"https://openalex.org/keywords/endocervical-swabs","display_name":"endocervical swabs","score":0.8629999756813049},{"id":"https://openalex.org/keywords/maternal-infection-screening","display_name":"maternal infection screening","score":0.43799999356269836}],"concepts":[{"id":"https://openalex.org/C2777391075","wikidata":"https://www.wikidata.org/wiki/Q131065","display_name":"Chlamydia trachomatis","level":2,"score":0.8554105758666992},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.7496113181114197},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7243767976760864},{"id":"https://openalex.org/C2780122209","wikidata":"https://www.wikidata.org/wiki/Q153356","display_name":"Chlamydia","level":2,"score":0.6623601913452148},{"id":"https://openalex.org/C46973012","wikidata":"https://www.wikidata.org/wiki/Q28627","display_name":"Gestation","level":3,"score":0.6466480493545532},{"id":"https://openalex.org/C66322754","wikidata":"https://www.wikidata.org/wiki/Q4128476","display_name":"Birth weight","level":3,"score":0.6055181622505188},{"id":"https://openalex.org/C2779083892","wikidata":"https://www.wikidata.org/wiki/Q6692979","display_name":"Low birth weight","level":3,"score":0.5988983511924744},{"id":"https://openalex.org/C2909759153","wikidata":"https://www.wikidata.org/wiki/Q153356","display_name":"Chlamydia trachomatis infection","level":3,"score":0.5833932161331177},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.5624123811721802},{"id":"https://openalex.org/C61511704","wikidata":"https://www.wikidata.org/wiki/Q1671857","display_name":"Incidence (geometry)","level":2,"score":0.5281577110290527},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.42766422033309937},{"id":"https://openalex.org/C201903717","wikidata":"https://www.wikidata.org/wiki/Q1778788","display_name":"Cohort study","level":2,"score":0.426202654838562},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.32839587330818176},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.20854559540748596},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.149217426776886},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.098212331533432},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002690","descriptor_name":"Chlamydia Infections","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false},{"descriptor_ui":"D002690","descriptor_name":"Chlamydia Infections","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D002692","descriptor_name":"Chlamydia trachomatis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"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":"D007194","descriptor_name":"India","qualifier_ui":"Q000453","qualifier_name":"epidemiology","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":false},{"descriptor_ui":"D011251","descriptor_name":"Pregnancy Complications, Infectious","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D011256","descriptor_name":"Pregnancy Outcome","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015995","descriptor_name":"Prevalence","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"pmid:10326323","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/10326323","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":"The National medical journal of India","raw_type":"Journal Article"},{"id":"mag:130217845","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/10326323","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":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"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":8,"referenced_works":["https://openalex.org/W1987686271","https://openalex.org/W1999907457","https://openalex.org/W2018346789","https://openalex.org/W2041789859","https://openalex.org/W2083075293","https://openalex.org/W2255981286","https://openalex.org/W2418802780","https://openalex.org/W4248018396"],"related_works":["https://openalex.org/W2111060743","https://openalex.org/W2589077188","https://openalex.org/W2155838396","https://openalex.org/W48014674","https://openalex.org/W2420833173","https://openalex.org/W204353306","https://openalex.org/W2007670098","https://openalex.org/W7100350372","https://openalex.org/W7214428123","https://openalex.org/W130458461"],"abstract_inverted_index":{"BACKGROUND:":[0],"Chlamydia":[1,66,99,116,222],"trachomatis":[2,100,117,223],"infection":[3,26,64,82,101,118,133,228],"in":[4,11,30,78,89,119,229],"pregnant":[5,28,52,75,230],"women":[6,29,53,76,194],"is":[7,37,224],"suspected":[8],"to":[9,20,86,193,201,212],"result":[10],"low":[12,42,176,239],"birth-weight":[13,43,92,157,177,240],"and":[14,33,56,93,121,127,173],"premature":[15],"infants.":[16],"We":[17],"conducted":[18],"studies":[19],"ascertain":[21],"the":[22,48,97,105],"prevalence":[23,114],"of":[24,59,73,91,115,175],"this":[25],"among":[27,190],"our":[31],"setting":[32],"whether":[34],"its":[35],"presence":[36],"a":[38,71,225],"risk":[39],"factor":[40],"for":[41,63],"or":[44,196,241],"prematurity.":[45,242],"METHODS:":[46],"In":[47,95],"first":[49],"study,":[50],"94":[51],"between":[54],"26":[55],"30":[57],"weeks":[58,168],"gestation":[60,165],"were":[61,134,188],"screened":[62],"with":[65,132,195,237],"trachomatis.":[67],"The":[68,81,113,154],"second":[69],"investigated":[70],"cohort":[72],"172":[74],"presenting":[77],"spontaneous":[79],"labour.":[80],"status":[83],"was":[84,102,124,234],"related":[85],"perinatal":[87],"outcome":[88],"terms":[90],"gestation.":[94],"both":[96],"studies,":[98],"diagnosed":[103],"using":[104],"Chlamydiazyme":[106],"test":[107],"performed":[108],"on":[109],"endocervical":[110],"swabs.":[111],"RESULTS:":[112],"mid-pregnancy":[120],"at":[122],"labour":[123],"17%":[125],"(16/94)":[126],"18.6%":[128],"(32/172),":[129],"respectively.":[130],"Women":[131],"relatively":[135,226],"older":[136],"than":[137,209],"those":[138,210],"without":[139,197],"it":[140,233],"[mean":[141],"(SD)":[142,156],"age:":[143],"26.6":[144],"(4.5)":[145],"years":[146],"v.":[147,161,169,179,186,216],"24.8":[148],"(3.6)":[149],"years,":[150],"p":[151,218],"=":[152,219],"0.01].":[153],"mean":[155],"[2869":[158],"(611)":[159],"g":[160],"2814":[162],"(496)":[163],"g],":[164],"[38.5":[166],"(2.6)":[167],"38.3":[170],"(2.0)":[171],"weeks],":[172],"incidence":[174],"[18.7%":[178],"20.7%]":[180],"as":[181,183],"well":[182],"prematurity":[184],"[9.4%":[185],"10.7%]":[187],"similar":[189],"neonates":[191],"born":[192,200,211],"infection.":[198],"Neonates":[199],"infected":[202],"mothers":[203,214],"experienced":[204],"purulent":[205],"conjunctivitis":[206],"more":[207],"frequently":[208],"non-infected":[213],"[12.5%":[215],"2.8%,":[217],"0.04].":[220],"CONCLUSION:":[221],"common":[227],"women.":[231],"However,":[232],"not":[235],"associated":[236],"either":[238]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
