{"id":"https://openalex.org/W7204154886","doi":"https://doi.org/10.61622/rbgo/2026rbgo55","title":"Atosiban versus nifedipine for the management of preterm labor: a systematic review and meta-analysis of randomized controlled trials","display_name":"Atosiban versus nifedipine for the management of preterm labor: a systematic review and meta-analysis of randomized controlled trials","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7204154886","doi":"https://doi.org/10.61622/rbgo/2026rbgo55","pmid":"https://pubmed.ncbi.nlm.nih.gov/42923929","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/13690373"},"language":"en","primary_location":{"id":"doi:10.61622/rbgo/2026rbgo55","doi":"https://doi.org/10.61622/rbgo/2026rbgo55","is_oa":true,"landing_page_url":"https://doi.org/10.61622/rbgo/2026rbgo55","pdf_url":null,"source":{"id":"https://openalex.org/S2737845872","display_name":"Revista Brasileira Ginecologia e Obstetr\u00edcia","issn_l":"0100-7203","issn":["0100-7203","1806-9339"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","medline","poland-20","russia-white-list-3","scielo"],"host_organization":"https://openalex.org/P4310320000","host_organization_name":"Thieme Medical Publishers (Germany)","host_organization_lineage":["https://openalex.org/P4310320000"],"host_organization_lineage_names":["Thieme Medical Publishers (Germany)"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Revista Brasileira de Ginecologia e Obstetr\u00edcia","raw_type":"journal-article"},"volume":null,"type":"review","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.61622/rbgo/2026rbgo55","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5091621081","display_name":"Arlindo Palassi Filho","orcid":"https://orcid.org/0000-0002-1364-0889","observed_orcids":["https://orcid.org/0000-0002-1364-0889"]},"institutions":[{"id":"https://openalex.org/I4210093009","display_name":"Hospital de C\u00e2ncer de Barretos","ror":"https://ror.org/00f2kew86","country_code":"BR","type":"healthcare","lineage":["https://openalex.org/I4210093009"]},{"id":"https://openalex.org/I4405265800","display_name":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Dr. Paulo Prata","ror":"https://ror.org/05rhe8003","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405265800"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Alessandro Pascon","raw_affiliation_strings":["Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","Hospital de Amor Centro de Pesquisa em Oncologia Molecular S\u00e3o Paulo Brazil Centro de Pesquisa em Oncologia Molecular, Hospital de Amor, Barretos, S\u00e3o Paulo, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-1364-0889","affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4405265800"]},{"raw_affiliation_string":"Hospital de Amor Centro de Pesquisa em Oncologia Molecular S\u00e3o Paulo Brazil Centro de Pesquisa em Oncologia Molecular, Hospital de Amor, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4210093009"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120899514","display_name":"Ana J\u00falia Fumes","orcid":"https://orcid.org/0009-0007-2113-8518","observed_orcids":["https://orcid.org/0009-0007-2113-8518"]},"institutions":[{"id":"https://openalex.org/I4210093009","display_name":"Hospital de C\u00e2ncer de Barretos","ror":"https://ror.org/00f2kew86","country_code":"BR","type":"healthcare","lineage":["https://openalex.org/I4210093009"]},{"id":"https://openalex.org/I4405265800","display_name":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Dr. Paulo Prata","ror":"https://ror.org/05rhe8003","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405265800"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Ana J\u00falia Fumes","raw_affiliation_strings":["Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","Hospital de Amor Centro de Pesquisa em Oncologia Molecular S\u00e3o Paulo Brazil Centro de Pesquisa em Oncologia Molecular, Hospital de Amor, Barretos, S\u00e3o Paulo, Brazil"],"raw_orcid":"https://orcid.org/0009-0007-2113-8518","affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4405265800"]},{"raw_affiliation_string":"Hospital de Amor Centro de Pesquisa em Oncologia Molecular S\u00e3o Paulo Brazil Centro de Pesquisa em Oncologia Molecular, Hospital de Amor, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4210093009"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5120901321","display_name":"Nicolas Hammad R\u00fcdinger","orcid":"https://orcid.org/0009-0007-9582-3091","observed_orcids":["https://orcid.org/0009-0007-9582-3091"]},"institutions":[{"id":"https://openalex.org/I4405265800","display_name":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Dr. Paulo Prata","ror":"https://ror.org/05rhe8003","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405265800"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"N\u00edcolas Hammad R\u00fcdinger","raw_affiliation_strings":["Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil"],"raw_orcid":"https://orcid.org/0009-0007-9582-3091","affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4405265800"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088019487","display_name":"Ricardo Filipe Alves Costa","orcid":"https://orcid.org/0000-0002-5988-9890","observed_orcids":["https://orcid.org/0000-0002-5988-9890"]},"institutions":[{"id":"https://openalex.org/I4405265800","display_name":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Dr. Paulo Prata","ror":"https://ror.org/05rhe8003","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405265800"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Ricardo Filipe Alves da Costa","raw_affiliation_strings":["Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-5988-9890","affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4405265800"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022649649","display_name":"Lucas Borges Pereira","orcid":"https://orcid.org/0000-0002-5957-9286","observed_orcids":["https://orcid.org/0000-0002-5957-9286"]},"institutions":[{"id":"https://openalex.org/I4405265800","display_name":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Dr. Paulo Prata","ror":"https://ror.org/05rhe8003","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405265800"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Lucas Borges Pereira","raw_affiliation_strings":["Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-5957-9286","affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4405265800"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040741043","display_name":"L.A.B. Martins","orcid":"https://orcid.org/0000-0002-8893-7900","observed_orcids":["https://orcid.org/0000-0002-8893-7900"]},"institutions":[{"id":"https://openalex.org/I4405265800","display_name":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Dr. Paulo Prata","ror":"https://ror.org/05rhe8003","country_code":"BR","type":"education","lineage":["https://openalex.org/I4405265800"]}],"countries":["BR"],"is_corresponding":true,"raw_author_name":"Luiz Augusto Beltramin Martins","raw_affiliation_strings":["Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-8893-7900","affiliations":[{"raw_affiliation_string":"Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata S\u00e3o Paulo Brazil Faculdade de Ci\u00eancias da Sa\u00fade de Barretos Doutor Paulo Prata, Barretos, S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I4405265800"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5040741043"],"corresponding_institution_ids":["https://openalex.org/I4405265800"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.44808743,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"48","issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11290","display_name":"Preterm Birth and Chorioamnionitis","score":0.9984999895095825,"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"}},"topics":[{"id":"https://openalex.org/T11290","display_name":"Preterm Birth and Chorioamnionitis","score":0.9984999895095825,"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/T10453","display_name":"Maternal and Perinatal Health Interventions","score":0.0005000000237487257,"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/T10549","display_name":"Neonatal Respiratory Health Research","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"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/atosiban","display_name":"atosiban","score":0.9980000257492065},{"id":"https://openalex.org/keywords/nifedipine","display_name":"nifedipine","score":1.0},{"id":"https://openalex.org/keywords/preterm-labor","display_name":"preterm labor","score":0.9959999918937683},{"id":"https://openalex.org/keywords/tocolysis","display_name":"tocolysis","score":0.8640000224113464},{"id":"https://openalex.org/keywords/prolongation-of-pregnancy","display_name":"pregnancy prolongation","score":0.8489999771118164},{"id":"https://openalex.org/keywords/neonatal-intensive-care-unit-admission","display_name":"neonatal intensive care admission","score":0.843999981880188},{"id":"https://openalex.org/keywords/neonatal-outcomes","display_name":"neonatal outcomes","score":0.890999972820282},{"id":"https://openalex.org/keywords/maternal-safety","display_name":"maternal safety","score":0.8339999914169312},{"id":"https://openalex.org/keywords/adverse-effects","display_name":"adverse effects","score":0.3930000066757202}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.833299994468689},{"id":"https://openalex.org/C168563851","wikidata":"https://www.wikidata.org/wiki/Q1436668","display_name":"Randomized controlled trial","level":2,"score":0.6123999953269958},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.5059999823570251},{"id":"https://openalex.org/C2779066535","wikidata":"https://www.wikidata.org/wiki/Q39111","display_name":"Nifedipine","level":3,"score":0.4754999876022339},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.3353999853134155},{"id":"https://openalex.org/C2776176026","wikidata":"https://www.wikidata.org/wiki/Q169960","display_name":"Oxytocin","level":2,"score":0.3012000024318695},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.2962000072002411},{"id":"https://openalex.org/C27081682","wikidata":"https://www.wikidata.org/wiki/Q269829","display_name":"Placebo","level":3,"score":0.2736999988555908},{"id":"https://openalex.org/C535046627","wikidata":"https://www.wikidata.org/wiki/Q30612","display_name":"Clinical trial","level":2,"score":0.2685000002384186},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.26089999079704285},{"id":"https://openalex.org/C2908881489","wikidata":"https://www.wikidata.org/wiki/Q545234","display_name":"Tocolytic agent","level":5,"score":0.2587999999523163},{"id":"https://openalex.org/C46973012","wikidata":"https://www.wikidata.org/wiki/Q28627","display_name":"Gestation","level":3,"score":0.2551000118255615}],"mesh":[{"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":"D007231","descriptor_name":"Infant, Newborn","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007752","descriptor_name":"Obstetric Labor, Premature","qualifier_ui":"Q000188","qualifier_name":"drug therapy","is_major_topic":true},{"descriptor_ui":"D009543","descriptor_name":"Nifedipine","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014668","descriptor_name":"Vasotocin","qualifier_ui":"Q000009","qualifier_name":"adverse effects","is_major_topic":true},{"descriptor_ui":"D014668","descriptor_name":"Vasotocin","qualifier_ui":"Q000031","qualifier_name":"analogs & derivatives","is_major_topic":true},{"descriptor_ui":"D014668","descriptor_name":"Vasotocin","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D015149","descriptor_name":"Tocolytic Agents","qualifier_ui":"Q000627","qualifier_name":"therapeutic use","is_major_topic":true},{"descriptor_ui":"D016032","descriptor_name":"Randomized Controlled Trials as Topic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.61622/rbgo/2026rbgo55","doi":"https://doi.org/10.61622/rbgo/2026rbgo55","is_oa":true,"landing_page_url":"https://doi.org/10.61622/rbgo/2026rbgo55","pdf_url":null,"source":{"id":"https://openalex.org/S2737845872","display_name":"Revista Brasileira Ginecologia e Obstetr\u00edcia","issn_l":"0100-7203","issn":["0100-7203","1806-9339"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","medline","poland-20","russia-white-list-3","scielo"],"host_organization":"https://openalex.org/P4310320000","host_organization_name":"Thieme Medical Publishers (Germany)","host_organization_lineage":["https://openalex.org/P4310320000"],"host_organization_lineage_names":["Thieme Medical Publishers (Germany)"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Revista Brasileira de Ginecologia e Obstetr\u00edcia","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:13690373","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13690373/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13690373/pdf/1806-9339-rbgo-48-e-rbgo55.pdf","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":"Rev Bras Ginecol Obstet","raw_type":"Text"},{"id":"pmid:42923929","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42923929","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":"Revista brasileira de ginecologia e obstetricia : revista da Federacao Brasileira das Sociedades de Ginecologia e Obstetricia","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:b35c575e08764659a8709092ef8309d5","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/b35c575e08764659a8709092ef8309d5","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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Revista Brasileira de Ginecologia e Obstetr\u00edcia, Vol 48 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.61622/rbgo/2026rbgo55","doi":"https://doi.org/10.61622/rbgo/2026rbgo55","is_oa":true,"landing_page_url":"https://doi.org/10.61622/rbgo/2026rbgo55","pdf_url":null,"source":{"id":"https://openalex.org/S2737845872","display_name":"Revista Brasileira Ginecologia e Obstetr\u00edcia","issn_l":"0100-7203","issn":["0100-7203","1806-9339"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-c","medline","poland-20","russia-white-list-3","scielo"],"host_organization":"https://openalex.org/P4310320000","host_organization_name":"Thieme Medical Publishers (Germany)","host_organization_lineage":["https://openalex.org/P4310320000"],"host_organization_lineage_names":["Thieme Medical Publishers (Germany)"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Revista Brasileira de Ginecologia e Obstetr\u00edcia","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":1.0}],"study_designs":[{"id":"https://openalex.org/study-designs/systematic-review","display_name":"Systematic Review"},{"id":"https://openalex.org/study-designs/meta-analysis","display_name":"Meta-Analysis"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320318005","display_name":"Hospital de C\u00e2ncer de Barretos","ror":"https://ror.org/00f2kew86"},{"id":"https://openalex.org/F4320320997","display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado de S\u00e3o Paulo","ror":"https://ror.org/02ddkpn78"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7204154886.pdf","grobid_xml":"https://content.openalex.org/works/W7204154886.grobid-xml"},"referenced_works_count":22,"referenced_works":["https://openalex.org/W166006678","https://openalex.org/W1550818700","https://openalex.org/W1970478529","https://openalex.org/W2044256718","https://openalex.org/W2096414441","https://openalex.org/W2111655265","https://openalex.org/W2143387110","https://openalex.org/W2165616693","https://openalex.org/W2171116358","https://openalex.org/W2290577724","https://openalex.org/W2328249193","https://openalex.org/W2914098435","https://openalex.org/W2915555736","https://openalex.org/W2970684805","https://openalex.org/W3118615836","https://openalex.org/W4285591067","https://openalex.org/W4362665774","https://openalex.org/W4387381283","https://openalex.org/W4387440406","https://openalex.org/W4399124888","https://openalex.org/W4403881899","https://openalex.org/W4406708559"],"related_works":["https://openalex.org/W2915555736","https://openalex.org/W2811361117","https://openalex.org/W2321506995","https://openalex.org/W2171116358","https://openalex.org/W166006678","https://openalex.org/W4399124888","https://openalex.org/W2050641294","https://openalex.org/W2096414441","https://openalex.org/W1970478529","https://openalex.org/W4406708559"],"abstract_inverted_index":{"Objective:":[0],"To":[1],"compare":[2],"the":[3,15,37,48,131],"efficacy,":[4,114],"maternal":[5,115],"safety,":[6],"and":[7,36,47,76,118,143],"neonatal":[8,24,119,153],"outcomes":[9,120],"of":[10,17,52,126,134],"atosiban":[11,75],"versus":[12],"nifedipine":[13,77],"in":[14,78],"management":[16],"preterm":[18,83],"labor,":[19],"with":[20,80,130],"particular":[21],"attention":[22],"to":[23,59,95],"intensive":[25],"care":[26],"unit":[27],"(NICU)":[28],"admission":[29],"rates.":[30],"Data":[31,106,140],"sources:":[32],"PubMed,":[33],"EBSCOHost,":[34],"ClinicalTrials.gov":[35],"World":[38],"Health":[39],"Organization":[40],"International":[41],"Clinical":[42],"Trials":[43,54],"Registry":[44],"Platform":[45],"(ICTRP),":[46],"Cochrane":[49,132],"Central":[50],"Register":[51],"Controlled":[53],"were":[55,66,85,150],"systematically":[56],"searched":[57],"up":[58],"May":[60],"25,":[61],"2025.":[62],"No":[63,147],"language":[64],"restrictions":[65],"applied.":[67],"Study":[68],"selection:":[69],"Randomized":[70],"controlled":[71],"trials":[72],"(RCTs)":[73],"comparing":[74],"women":[79],"clinically":[81],"diagnosed":[82],"labor":[84],"included,":[86],"provided":[87],"they":[88],"reported":[89],"at":[90],"least":[91],"one":[92],"outcome":[93],"related":[94],"pregnancy":[96],"prolongation.":[97],"Six":[98],"RCTs":[99],"comprising":[100],"1,070":[101],"patients":[102],"met":[103],"inclusion":[104],"criteria.":[105],"collection:":[107],"Two":[108],"reviewers":[109],"independently":[110],"extracted":[111],"data":[112],"on":[113],"adverse":[116],"effects,":[117],"using":[121],"a":[122],"standardized":[123],"form.":[124],"Risk":[125,133],"bias":[127],"was":[128],"assessed":[129],"Bias":[135],"2":[136],"(RoB":[137],"2)":[138],"tool.":[139],"synthesis:":[141],"=69.8%)":[142],"warranting":[144],"cautious":[145],"interpretation.":[146],"significant":[148],"differences":[149],"observed":[151],"for":[152],"death,":[154],"sepsis,":[155],"or":[156],"hemorrhagic":[157],"disease.":[158],"Conclusion:":[159],"PROSPERO":[160],"CRD420251065426.":[161]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2026-08-26T00:00:00"}
