{"id":"https://openalex.org/W2912376483","doi":"https://doi.org/10.1016/j.ogrm.2019.01.012","title":"Risk factors for and management of obstetric anal sphincter injury","display_name":"Risk factors for and management of obstetric anal sphincter injury","publication_year":2019,"publication_date":"2019-02-12","ids":{"openalex":"https://openalex.org/W2912376483","doi":"https://doi.org/10.1016/j.ogrm.2019.01.012","mag":"2912376483"},"language":"en","primary_location":{"id":"doi:10.1016/j.ogrm.2019.01.012","doi":"https://doi.org/10.1016/j.ogrm.2019.01.012","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.ogrm.2019.01.012","pdf_url":null,"source":{"id":"https://openalex.org/S53512003","display_name":"Obstetrics Gynaecology & Reproductive Medicine","issn_l":"1751-7214","issn":["1751-7214","1879-3622"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Obstetrics, Gynaecology & Reproductive Medicine","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"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/A5058119034","display_name":"Aswini Balachandran","orcid":"https://orcid.org/0000-0001-6038-9909","observed_orcids":["https://orcid.org/0000-0001-6038-9909"]},"institutions":[{"id":"https://openalex.org/I2802020988","display_name":"Croydon University Hospital","ror":"https://ror.org/04e2jep17","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2802020988","https://openalex.org/I4210096441"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Aswini A. Balachandran","raw_affiliation_strings":["Ranee Thakar MBBS FRCOG MD Croydon University Hospital, Croydon, UK. Conflicts of interest: none declared"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ranee Thakar MBBS FRCOG MD Croydon University Hospital, Croydon, UK. Conflicts of interest: none declared","institution_ids":["https://openalex.org/I2802020988"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080192280","display_name":"Ranee Thakar","orcid":"https://orcid.org/0000-0002-5279-141X","observed_orcids":["https://orcid.org/0000-0002-5279-141X"]},"institutions":[{"id":"https://openalex.org/I2802020988","display_name":"Croydon University Hospital","ror":"https://ror.org/04e2jep17","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2802020988","https://openalex.org/I4210096441"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Ranee Thakar","raw_affiliation_strings":["Ranee Thakar MBBS FRCOG MD Croydon University Hospital, Croydon, UK. Conflicts of interest: none declared"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ranee Thakar MBBS FRCOG MD Croydon University Hospital, Croydon, UK. Conflicts of interest: none declared","institution_ids":["https://openalex.org/I2802020988"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I2802020988"],"apc_list":{"value":3000,"currency":"USD","value_usd":3000},"apc_paid":null,"fwci":0.5861,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.68177674,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":95},"biblio":{"volume":"29","issue":"4","first_page":"93","last_page":"97"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10418","display_name":"Pelvic floor disorders treatments","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"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/T10418","display_name":"Pelvic floor disorders treatments","score":0.9965999722480774,"subfield":{"id":"https://openalex.org/subfields/2748","display_name":"Urology"},"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":0.0008999999845400453,"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/T11389","display_name":"Maternal and fetal healthcare","score":0.0006000000284984708,"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/obstetric-anal-sphincter-injury","display_name":"obstetric anal sphincter injury","score":0.996999979019165},{"id":"https://openalex.org/keywords/perineal-tears","display_name":"perineal tears","score":0.8629999756813049},{"id":"https://openalex.org/keywords/third-and-fourth-degree-tears","display_name":"third- and fourth-degree tears","score":0.6800000071525574},{"id":"https://openalex.org/keywords/anal-incontinence","display_name":"anal incontinence","score":0.8870000243186951},{"id":"https://openalex.org/keywords/risk-factors","display_name":"risk factors","score":0.8889999985694885},{"id":"https://openalex.org/keywords/primary-repair","display_name":"primary repair","score":0.6159999966621399},{"id":"https://openalex.org/keywords/polydioxanone-suture","display_name":"polydioxanone suture","score":0.972000002861023},{"id":"https://openalex.org/keywords/postoperative-care","display_name":"postoperative care","score":0.7260000109672546},{"id":"https://openalex.org/keywords/postpartum-follow-up","display_name":"postpartum follow-up","score":0.7919999957084656},{"id":"https://openalex.org/keywords/perineal-trauma","display_name":"perineal trauma","score":0.8690000176429749}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9172046184539795},{"id":"https://openalex.org/C2993285706","wikidata":"https://www.wikidata.org/wiki/Q4751007","display_name":"Anal sphincter","level":2,"score":0.8337198495864868},{"id":"https://openalex.org/C2779703513","wikidata":"https://www.wikidata.org/wiki/Q34581","display_name":"Childbirth","level":3,"score":0.6996272802352905},{"id":"https://openalex.org/C2777362633","wikidata":"https://www.wikidata.org/wiki/Q1137446","display_name":"Episiotomy","level":3,"score":0.5845787525177002},{"id":"https://openalex.org/C2780877482","wikidata":"https://www.wikidata.org/wiki/Q746416","display_name":"Sphincter","level":2,"score":0.5331078767776489},{"id":"https://openalex.org/C2778275304","wikidata":"https://www.wikidata.org/wiki/Q76469","display_name":"Tears","level":2,"score":0.5136465430259705},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.513016402721405},{"id":"https://openalex.org/C2778408130","wikidata":"https://www.wikidata.org/wiki/Q6679974","display_name":"Vaginal delivery","level":3,"score":0.5072014331817627},{"id":"https://openalex.org/C2777399655","wikidata":"https://www.wikidata.org/wiki/Q2379958","display_name":"External anal sphincter","level":4,"score":0.49748900532722473},{"id":"https://openalex.org/C2780682423","wikidata":"https://www.wikidata.org/wiki/Q1753038","display_name":"Pudendal nerve","level":2,"score":0.442690372467041},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.3897651731967926},{"id":"https://openalex.org/C2780035688","wikidata":"https://www.wikidata.org/wiki/Q2465231","display_name":"Anal canal","level":3,"score":0.3568532466888428},{"id":"https://openalex.org/C61434518","wikidata":"https://www.wikidata.org/wiki/Q932510","display_name":"General surgery","level":1,"score":0.33968278765678406},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.30283164978027344},{"id":"https://openalex.org/C2781074409","wikidata":"https://www.wikidata.org/wiki/Q158716","display_name":"Rectum","level":2,"score":0.24329954385757446},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.ogrm.2019.01.012","doi":"https://doi.org/10.1016/j.ogrm.2019.01.012","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.ogrm.2019.01.012","pdf_url":null,"source":{"id":"https://openalex.org/S53512003","display_name":"Obstetrics Gynaecology & Reproductive Medicine","issn_l":"1751-7214","issn":["1751-7214","1879-3622"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Obstetrics, Gynaecology & Reproductive Medicine","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":1.0}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":4,"referenced_works":["https://openalex.org/W1685951721","https://openalex.org/W2260677237","https://openalex.org/W2501144211","https://openalex.org/W2795707680"],"related_works":["https://openalex.org/W7164310457","https://openalex.org/W1593906771","https://openalex.org/W2784237699","https://openalex.org/W3118666727","https://openalex.org/W3185425055","https://openalex.org/W4392947265","https://openalex.org/W2136092736","https://openalex.org/W3109517297","https://openalex.org/W2801609828","https://openalex.org/W2525877283"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2019-02-21T00:00:00"}