{"id":"https://openalex.org/W4382585486","doi":"https://doi.org/10.3389/fmed.2023.1187344","title":"The risk factors and impact of subchorionic hematoma in the first trimester in IVF twin pregnancies: a prospective cohort study","display_name":"The risk factors and impact of subchorionic hematoma in the first trimester in IVF twin pregnancies: a prospective cohort study","publication_year":2023,"publication_date":"2023-06-28","ids":{"openalex":"https://openalex.org/W4382585486","doi":"https://doi.org/10.3389/fmed.2023.1187344","pmid":"https://pubmed.ncbi.nlm.nih.gov/37448796","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/10337779"},"language":"en","primary_location":{"id":"doi:10.3389/fmed.2023.1187344","doi":"https://doi.org/10.3389/fmed.2023.1187344","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fmed.2023.1187344","pdf_url":"https://www.frontiersin.org/articles/10.3389/fmed.2023.1187344/pdf","source":{"id":"https://openalex.org/S2597052008","display_name":"Frontiers in Medicine","issn_l":"2296-858X","issn":["2296-858X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Medicine","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.frontiersin.org/articles/10.3389/fmed.2023.1187344/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5083159137","display_name":"Youwen Mei","orcid":"https://orcid.org/0000-0002-6963-3100","observed_orcids":["https://orcid.org/0000-0002-6963-3100"]},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I4210090173","display_name":"Chengdu Women's and Children's Central Hospital","ror":"https://ror.org/008x2am79","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210090173"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Youwen Mei","raw_affiliation_strings":["Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711","https://openalex.org/I4210090173"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101483745","display_name":"Yonghong Lin","orcid":"https://orcid.org/0000-0002-5171-5933","observed_orcids":["https://orcid.org/0000-0002-5171-5933"]},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I4210090173","display_name":"Chengdu Women's and Children's Central Hospital","ror":"https://ror.org/008x2am79","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210090173"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yonghong Lin","raw_affiliation_strings":["Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711","https://openalex.org/I4210090173"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5038059818","display_name":"Xiaoli Guo","orcid":"https://orcid.org/0000-0002-6346-1846","observed_orcids":["https://orcid.org/0000-0002-6346-1846"]},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I4210090173","display_name":"Chengdu Women's and Children's Central Hospital","ror":"https://ror.org/008x2am79","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210090173"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoli Guo","raw_affiliation_strings":["Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711","https://openalex.org/I4210090173"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Yangping Zhang","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I4210090173","display_name":"Chengdu Women's and Children's Central Hospital","ror":"https://ror.org/008x2am79","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210090173"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yangping Zhang","raw_affiliation_strings":["Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711","https://openalex.org/I4210090173"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100321378","display_name":"Fang Wang","orcid":"https://orcid.org/0000-0001-9543-7675","observed_orcids":["https://orcid.org/0000-0001-9543-7675"]},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I4210090173","display_name":"Chengdu Women's and Children's Central Hospital","ror":"https://ror.org/008x2am79","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I4210090173"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Fang Wang","raw_affiliation_strings":["Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chengdu Women's and Children's Central Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711","https://openalex.org/I4210090173"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100321378"],"corresponding_institution_ids":["https://openalex.org/I150229711","https://openalex.org/I4210090173"],"apc_list":{"value":3295,"currency":"USD","value_usd":3295},"apc_paid":{"value":3295,"currency":"USD","value_usd":3295},"fwci":0.8352,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.6760761,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"10","issue":null,"first_page":"1187344","last_page":"1187344"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11732","display_name":"Assisted Reproductive Technology and Twin Pregnancy","score":0.9535999894142151,"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"}},"topics":[{"id":"https://openalex.org/T11732","display_name":"Assisted Reproductive Technology and Twin Pregnancy","score":0.9535999894142151,"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/T10290","display_name":"Pregnancy and preeclampsia studies","score":0.026499999687075615,"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/T11156","display_name":"Reproductive Health and Technologies","score":0.004399999976158142,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/subchorionic-hematoma","display_name":"subchorionic hematoma","score":1.0},{"id":"https://openalex.org/keywords/first-trimester","display_name":"first trimester","score":0.6499999761581421},{"id":"https://openalex.org/keywords/risk-factors","display_name":"risk factors","score":0.6639999747276306},{"id":"https://openalex.org/keywords/miscarriage","display_name":"miscarriage","score":0.5690000057220459},{"id":"https://openalex.org/keywords/previous-miscarriage","display_name":"previous miscarriage","score":0.6600000262260437},{"id":"https://openalex.org/keywords/polycystic-ovary-syndrome","display_name":"polycystic ovary syndrome","score":0.8640000224113464},{"id":"https://openalex.org/keywords/hydrosalpinx","display_name":"hydrosalpinx","score":0.9729999899864197},{"id":"https://openalex.org/keywords/male-factor-infertility","display_name":"male factor infertility","score":0.7900000214576721},{"id":"https://openalex.org/keywords/adenomyosis","display_name":"adenomyosis","score":0.9810000061988831},{"id":"https://openalex.org/keywords/ovarian-reserve","display_name":"ovarian reserve","score":0.9419999718666077},{"id":"https://openalex.org/keywords/frozen-embryo-transfer","display_name":"frozen embryo transfer","score":0.6159999966621399}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8262277841567993},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.7250239253044128},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.6966695785522461},{"id":"https://openalex.org/C2779245376","wikidata":"https://www.wikidata.org/wiki/Q28693","display_name":"Miscarriage","level":3,"score":0.6765376329421997},{"id":"https://openalex.org/C2909855057","wikidata":"https://www.wikidata.org/wiki/Q159979","display_name":"Twin Pregnancy","level":4,"score":0.5814369916915894},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.5478394627571106},{"id":"https://openalex.org/C3018442814","wikidata":"https://www.wikidata.org/wiki/Q500816","display_name":"Polycystic ovary","level":4,"score":0.5364423990249634},{"id":"https://openalex.org/C188816634","wikidata":"https://www.wikidata.org/wiki/Q2113324","display_name":"Prospective cohort study","level":2,"score":0.51971036195755},{"id":"https://openalex.org/C2909731803","wikidata":"https://www.wikidata.org/wiki/Q28693","display_name":"Early Pregnancy Loss","level":4,"score":0.4672085642814636},{"id":"https://openalex.org/C201903717","wikidata":"https://www.wikidata.org/wiki/Q1778788","display_name":"Cohort study","level":2,"score":0.4208950102329254},{"id":"https://openalex.org/C46973012","wikidata":"https://www.wikidata.org/wiki/Q28627","display_name":"Gestation","level":3,"score":0.2557086944580078},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.07453042268753052},{"id":"https://openalex.org/C511355011","wikidata":"https://www.wikidata.org/wiki/Q12174","display_name":"Obesity","level":2,"score":0.062041521072387695},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.06119680404663086},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C2777391703","wikidata":"https://www.wikidata.org/wiki/Q1053470","display_name":"Insulin resistance","level":3,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3389/fmed.2023.1187344","doi":"https://doi.org/10.3389/fmed.2023.1187344","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fmed.2023.1187344","pdf_url":"https://www.frontiersin.org/articles/10.3389/fmed.2023.1187344/pdf","source":{"id":"https://openalex.org/S2597052008","display_name":"Frontiers in Medicine","issn_l":"2296-858X","issn":["2296-858X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Medicine","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:10337779","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/10337779","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC10337779/pdf/fmed-10-1187344.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":"Front Med (Lausanne)","raw_type":"Text"},{"id":"pmid:37448796","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/37448796","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":"Frontiers in medicine","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:c7fdd13de1ae4cff859e5dfff9913f28","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/c7fdd13de1ae4cff859e5dfff9913f28","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Frontiers in Medicine, Vol 10 (2023)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3389/fmed.2023.1187344","doi":"https://doi.org/10.3389/fmed.2023.1187344","is_oa":true,"landing_page_url":"https://doi.org/10.3389/fmed.2023.1187344","pdf_url":"https://www.frontiersin.org/articles/10.3389/fmed.2023.1187344/pdf","source":{"id":"https://openalex.org/S2597052008","display_name":"Frontiers in Medicine","issn_l":"2296-858X","issn":["2296-858X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320527","host_organization_name":"Frontiers Media","host_organization_lineage":["https://openalex.org/P4310320527"],"host_organization_lineage_names":["Frontiers Media"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Frontiers in Medicine","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.98580002784729,"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":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4382585486.pdf","grobid_xml":"https://content.openalex.org/works/W4382585486.grobid-xml"},"referenced_works_count":16,"referenced_works":["https://openalex.org/W2040999880","https://openalex.org/W2067655148","https://openalex.org/W2104394341","https://openalex.org/W2137262614","https://openalex.org/W2139418757","https://openalex.org/W2144912706","https://openalex.org/W2332102063","https://openalex.org/W2789605919","https://openalex.org/W2940638343","https://openalex.org/W2997055713","https://openalex.org/W3097528000","https://openalex.org/W3119813689","https://openalex.org/W3121034177","https://openalex.org/W3134798030","https://openalex.org/W3173282278","https://openalex.org/W4283019177"],"related_works":["https://openalex.org/W2316910528","https://openalex.org/W2781495236","https://openalex.org/W4381619772","https://openalex.org/W2976410054","https://openalex.org/W2997055713","https://openalex.org/W7122600074","https://openalex.org/W4233123789","https://openalex.org/W4409712697","https://openalex.org/W2891934986","https://openalex.org/W4295754766"],"abstract_inverted_index":{"Objective:":[0],"fertilization":[1],"(IVF)":[2],"twin":[3,37,122,162,184],"pregnancies":[4,38,185,218],"and":[5,25,55,63,80,110,155,231],"investigate":[6],"the":[7,40,61,64,75,86,115,119,133,138,144,147,152,173,178,200,207,214],"impact":[8],"of":[9,90,121,149,181,209,216],"SCH":[10,62,79,99,134,150,182,210],"on":[11],"pregnancy":[12,56,82,116,123,163],"outcomes.":[13,83],"Study":[14],"design:":[15],"A":[16,67],"prospective":[17],"cohort":[18],"study":[19,30,175],"was":[20,71,129,158,204,211],"conducted":[21],"at":[22],"Chengdu":[23],"Women":[24],"Children's":[26],"Central":[27],"Hospital.":[28],"The":[29,52,94],"recruited":[31],"patients":[32,91,225],"who":[33,186],"were":[34,58],"identified":[35],"with":[36,213],"in":[39,132,137,183,199],"first":[41,87,174],"trimester,":[42,88],"undergoing":[43],"IVF":[44],"treatment":[45],"from":[46],"January":[47],"2020":[48],"to":[49,73,114,161,176],"May":[50],"2021.":[51],"demographic":[53],"characteristics":[54],"outcomes":[57],"compared":[59],"between":[60],"non-SCH":[65,139],"groups.":[66],"logistic":[68],"regression":[69],"analysis":[70],"used":[72],"determine":[74],"risk":[76,96,179],"factors":[77,97,180],"for":[78,98,143,196],"adverse":[81],"Results:":[84],"In":[85],"38%":[89],"developed":[92],"SCH.":[93],"independent":[95],"included":[100],"male":[101],"factor,":[102],"hydrosalpinx,":[103],"polycystic":[104],"ovary":[105],"syndrome":[106],"(PCOS),":[107],"previous":[108,156],"miscarriage,":[109],"adenomyosis.":[111],"With":[112],"respect":[113],"outcomes,":[117],"only":[118],"rate":[120],"loss":[124,164,215],"before":[125,165,219],"20":[126,166,220],"gestational":[127,167,221],"weeks":[128],"significantly":[130],"higher":[131],"group":[135],"than":[136],"group.":[140],"After":[141],"adjusting":[142],"confounding":[145],"factors,":[146],"presence":[148],"diminished":[151],"ovarian":[153],"reserve,":[154],"miscarriage":[157],"independently":[159],"related":[160],"weeks.":[168,222],"Conclusion:":[169],"This":[170],"may":[171,191],"be":[172,227],"evaluate":[177],"underwent":[187],"IVF-ET/FET":[188],"treatment,":[189],"which":[190],"provide":[192],"some":[193],"theoretical":[194],"basis":[195],"clinical":[197],"practice":[198],"future.":[201],"Furthermore,":[202],"it":[203],"found":[205],"that":[206],"occurrence":[208],"associated":[212],"both":[217],"Therefore,":[223],"these":[224],"should":[226],"offered":[228],"increased":[229],"surveillance":[230],"timely":[232],"treatment.":[233]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-10-29T09:56:32.521200","created_date":"2023-06-30T00:00:00"}
