{"id":"https://openalex.org/W7128220596","doi":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26","title":"The impact of maternal influenza vaccination on reducing morbidity in postpartum mothers and their infants: A prospective cohort study","display_name":"The impact of maternal influenza vaccination on reducing morbidity in postpartum mothers and their infants: A prospective cohort study","publication_year":2025,"publication_date":"2025-08-13","ids":{"openalex":"https://openalex.org/W7128220596","doi":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26"},"language":"en","primary_location":{"id":"doi:10.18231/j.ijogr.v.12.i.3.26","doi":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26","is_oa":true,"landing_page_url":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26","pdf_url":"https://ijogr.org/archive/volume/12/issue/3/article/24411/pdf","source":{"id":"https://openalex.org/S2764826973","display_name":"Indian Journal of Obstetrics and Gynecology Research","issn_l":"2394-2746","issn":["2394-2746","2394-2754"],"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":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Indian Journal of Obstetrics and Gynecology Research","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ijogr.org/archive/volume/12/issue/3/article/24411/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5083600032","display_name":"Hanif Shaikh","orcid":"https://orcid.org/0000-0002-8958-5644","observed_orcids":["https://orcid.org/0000-0002-8958-5644"]},"institutions":[{"id":"https://openalex.org/I1309827724","display_name":"International Vaccine Institute","ror":"https://ror.org/02yfanq70","country_code":"KR","type":"nonprofit","lineage":["https://openalex.org/I1309827724"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Hanif Shaikh","raw_affiliation_strings":["Dept. of Pharmacology , SNJB's Shriman Sureshdada Jain College of Pharmacy , Chandwad , Maharashtra , India","International Vaccine Institute , Seoul , South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Pharmacology , SNJB's Shriman Sureshdada Jain College of Pharmacy , Chandwad , Maharashtra , India","institution_ids":[]},{"raw_affiliation_string":"International Vaccine Institute , Seoul , South Korea","institution_ids":["https://openalex.org/I1309827724"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033195248","display_name":"Pranesha Koli","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210103194","display_name":"Dr. D.Y. Patil Vidyapeeth, Pune","ror":"https://ror.org/00s2qq515","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210103194"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Pranesha Koli","raw_affiliation_strings":["Dept. of Pharmacology , Dr. D.Y. Patil Institute of Pharmaceutical Sciences & Research , Pune , Maharashtra , India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Pharmacology , Dr. D.Y. Patil Institute of Pharmaceutical Sciences & Research , Pune , Maharashtra , India","institution_ids":["https://openalex.org/I4210103194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024304458","display_name":"Anil Pardeshi","orcid":"https://orcid.org/0000-0002-4640-0777","observed_orcids":["https://orcid.org/0000-0002-4640-0777"]},"institutions":[{"id":"https://openalex.org/I193353881","display_name":"King Edward Memorial Hospital and Seth G.S. Medical College","ror":"https://ror.org/03vcw1x21","country_code":"IN","type":"education","lineage":["https://openalex.org/I193353881"]},{"id":"https://openalex.org/I4210103194","display_name":"Dr. D.Y. Patil Vidyapeeth, Pune","ror":"https://ror.org/00s2qq515","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210103194"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Anil Pardeshi","raw_affiliation_strings":["Dept. of Clinical Pharmacology , Seth Gordhandas Sunderdas Medical College , KEM Hospital , Mumbai , Maharashtra , India","Global Research Cell , Dr. D. Y. Patil Vidyapeeth , Pimpri , Pune , Maharashtra , India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Clinical Pharmacology , Seth Gordhandas Sunderdas Medical College , KEM Hospital , Mumbai , Maharashtra , India","institution_ids":["https://openalex.org/I193353881"]},{"raw_affiliation_string":"Global Research Cell , Dr. D. Y. Patil Vidyapeeth , Pimpri , Pune , Maharashtra , India","institution_ids":["https://openalex.org/I4210103194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024378121","display_name":"Parveen Shaikh","orcid":"https://orcid.org/0000-0003-3659-2581","observed_orcids":["https://orcid.org/0000-0003-3659-2581"]},"institutions":[{"id":"https://openalex.org/I1309827724","display_name":"International Vaccine Institute","ror":"https://ror.org/02yfanq70","country_code":"KR","type":"nonprofit","lineage":["https://openalex.org/I1309827724"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Parveen Shaikh","raw_affiliation_strings":["International Vaccine Institute , Seoul , South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Vaccine Institute , Seoul , South Korea","institution_ids":["https://openalex.org/I1309827724"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5125316630","display_name":"Suneth Agampodi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1309827724","display_name":"International Vaccine Institute","ror":"https://ror.org/02yfanq70","country_code":"KR","type":"nonprofit","lineage":["https://openalex.org/I1309827724"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Suneth Agampodi","raw_affiliation_strings":["International Vaccine Institute , Seoul , South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Vaccine Institute , Seoul , South Korea","institution_ids":["https://openalex.org/I1309827724"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054951758","display_name":"Sushant Sahastrabuddhe","orcid":"https://orcid.org/0000-0003-1751-3905","observed_orcids":["https://orcid.org/0000-0003-1751-3905"]},"institutions":[{"id":"https://openalex.org/I1309827724","display_name":"International Vaccine Institute","ror":"https://ror.org/02yfanq70","country_code":"KR","type":"nonprofit","lineage":["https://openalex.org/I1309827724"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Sushant Sahastrabuddhe","raw_affiliation_strings":["International Vaccine Institute , Seoul , South Korea"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Vaccine Institute , Seoul , South Korea","institution_ids":["https://openalex.org/I1309827724"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045948382","display_name":"Anand S. Kawade","orcid":"https://orcid.org/0000-0001-6806-077X","observed_orcids":["https://orcid.org/0000-0001-6806-077X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Anand Kawade","raw_affiliation_strings":["Vadu Rural Health Program , KEM Hospital Research Centre , Pune , Maharashtra , India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Vadu Rural Health Program , KEM Hospital Research Centre , Pune , Maharashtra , India","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063935643","display_name":"Chandrashekhar Devidas Upasani","orcid":"https://orcid.org/0000-0003-4446-1557","observed_orcids":["https://orcid.org/0000-0003-4446-1557"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chandrashekhar Upasani","raw_affiliation_strings":["Dept. of Pharmacology , SNJB's Shriman Sureshdada Jain College of Pharmacy , Chandwad , Maharashtra , India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dept. of Pharmacology , SNJB's Shriman Sureshdada Jain College of Pharmacy , Chandwad , Maharashtra , India","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5083600032"],"corresponding_institution_ids":["https://openalex.org/I1309827724"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.55479611,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"12","issue":"3","first_page":"521","last_page":"528"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10167","display_name":"Influenza Virus Research Studies","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10167","display_name":"Influenza Virus Research Studies","score":0.9951000213623047,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T11243","display_name":"Respiratory viral infections research","score":0.0031999999191612005,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10833","display_name":"Vaccine Coverage and Hesitancy","score":0.0010000000474974513,"subfield":{"id":"https://openalex.org/subfields/3306","display_name":"Health"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/maternal-influenza-vaccination","display_name":"maternal influenza vaccination","score":0.9729999899864197},{"id":"https://openalex.org/keywords/seasonal-influenza-vaccine","display_name":"seasonal influenza vaccine","score":0.5830000042915344},{"id":"https://openalex.org/keywords/postpartum-period","display_name":"postpartum period","score":0.7549999952316284},{"id":"https://openalex.org/keywords/influenza-like-illness","display_name":"influenza-like illness","score":0.9380000233650208},{"id":"https://openalex.org/keywords/infant-morbidity","display_name":"infant morbidity","score":0.878000020980835},{"id":"https://openalex.org/keywords/maternal-morbidity","display_name":"maternal morbidity","score":0.7310000061988831},{"id":"https://openalex.org/keywords/infant-hospitalization","display_name":"infant hospitalization","score":0.9079999923706055}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9323999881744385},{"id":"https://openalex.org/C188816634","wikidata":"https://www.wikidata.org/wiki/Q2113324","display_name":"Prospective cohort study","level":2,"score":0.7694000005722046},{"id":"https://openalex.org/C22070199","wikidata":"https://www.wikidata.org/wiki/Q192995","display_name":"Vaccination","level":2,"score":0.6104000210762024},{"id":"https://openalex.org/C201903717","wikidata":"https://www.wikidata.org/wiki/Q1778788","display_name":"Cohort study","level":2,"score":0.5613999962806702},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.5475999712944031},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.4546000063419342},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.453000009059906},{"id":"https://openalex.org/C10885799","wikidata":"https://www.wikidata.org/wiki/Q80015","display_name":"Obstetrics and gynaecology","level":3,"score":0.4480000138282776},{"id":"https://openalex.org/C3018745865","wikidata":"https://www.wikidata.org/wiki/Q749115","display_name":"Postpartum period","level":3,"score":0.34880000352859497},{"id":"https://openalex.org/C3018031340","wikidata":"https://www.wikidata.org/wiki/Q6786626","display_name":"Maternal morbidity","level":3,"score":0.29980000853538513},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.29809999465942383},{"id":"https://openalex.org/C205545832","wikidata":"https://www.wikidata.org/wiki/Q17156455","display_name":"Young adult","level":2,"score":0.28459998965263367},{"id":"https://openalex.org/C72563966","wikidata":"https://www.wikidata.org/wiki/Q1303415","display_name":"Cohort","level":2,"score":0.28290000557899475},{"id":"https://openalex.org/C2779473830","wikidata":"https://www.wikidata.org/wiki/Q1540899","display_name":"MEDLINE","level":2,"score":0.27140000462532043},{"id":"https://openalex.org/C138816342","wikidata":"https://www.wikidata.org/wiki/Q189603","display_name":"Public health","level":2,"score":0.27000001072883606},{"id":"https://openalex.org/C3013748606","wikidata":"https://www.wikidata.org/wiki/Q15787","display_name":"Human immunodeficiency virus (HIV)","level":2,"score":0.2669000029563904},{"id":"https://openalex.org/C107130276","wikidata":"https://www.wikidata.org/wiki/Q133805","display_name":"Epidemiology","level":2,"score":0.265500009059906},{"id":"https://openalex.org/C167135981","wikidata":"https://www.wikidata.org/wiki/Q2146302","display_name":"Retrospective cohort study","level":2,"score":0.2615000009536743}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.18231/j.ijogr.v.12.i.3.26","doi":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26","is_oa":true,"landing_page_url":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26","pdf_url":"https://ijogr.org/archive/volume/12/issue/3/article/24411/pdf","source":{"id":"https://openalex.org/S2764826973","display_name":"Indian Journal of Obstetrics and Gynecology Research","issn_l":"2394-2746","issn":["2394-2746","2394-2754"],"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":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Indian Journal of Obstetrics and Gynecology Research","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.18231/j.ijogr.v.12.i.3.26","doi":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26","is_oa":true,"landing_page_url":"https://doi.org/10.18231/j.ijogr.v.12.i.3.26","pdf_url":"https://ijogr.org/archive/volume/12/issue/3/article/24411/pdf","source":{"id":"https://openalex.org/S2764826973","display_name":"Indian Journal of Obstetrics and Gynecology Research","issn_l":"2394-2746","issn":["2394-2746","2394-2754"],"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":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Indian Journal of Obstetrics and Gynecology Research","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":1.0,"display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7128220596.pdf","grobid_xml":"https://content.openalex.org/works/W7128220596.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2791560174","https://openalex.org/W2166156944","https://openalex.org/W1965432080","https://openalex.org/W2095886071","https://openalex.org/W4206270086","https://openalex.org/W7160244367","https://openalex.org/W2441114357","https://openalex.org/W2944501324","https://openalex.org/W2115656452","https://openalex.org/W2182238935"],"abstract_inverted_index":{"Background:":[0],"Influenza":[1],"during":[2,54,82,120,147],"pregnancy":[3,121],"poses":[4],"risks":[5],"to":[6,12,19,131,241],"both":[7,139],"mothers":[8,50,78,96,141],"and":[9,51,60,79,86,108,142,163,197,221],"infants,":[10,186],"leading":[11],"increased":[13],"morbidity.":[14],"Maternal":[15,247],"vaccination":[16,42,69,210],"is":[17],"recommended":[18],"reduce":[20],"these":[21],"risks,":[22],"but":[23],"its":[24],"impact":[25,65],"on":[26,43,94,233],"postpartum":[27,95],"health":[28],"has":[29],"not":[30,244],"been":[31],"fully":[32],"explored.":[33],"This":[34,88],"study":[35,91],"evaluates":[36],"the":[37,44,55,64,72,116,133,140,176,182,200,222],"effect":[38],"of":[39,46,66,74,135,155],"maternal":[40,67,198,208],"influenza":[41,68,118,177,209],"incidence":[45,73,202,214,235,257],"influenza-like":[47,136],"illnesses":[48,137],"in":[49,70,102,138,175],"their":[52,80,143],"infants":[53,81,144],"first":[56],"three":[57,84,127,168],"months":[58,128,169],"postpartum.Aim":[59],"Objective:":[61],"To":[62],"Assess":[63],"reducing":[71],"influenza-related":[75],"morbidity":[76,179],"among":[77],"initial":[83],"months.Materials":[85],"Methods:":[87],"prospective":[89],"cohort":[90],"was":[92],"conducted":[93],"at":[97],"Yashwantrao":[98],"Chavan":[99],"Memorial":[100],"Hospital":[101],"Pimpri,":[103],"Pune":[104],"between":[105,181],"October":[106],"2019":[107],"May":[109],"2020.":[110],"These":[111],"women,":[112],"either":[113],"vaccinated":[114,161],"with":[115],"seasonal":[117],"vaccine":[119],"or":[122,150],"not,":[123],"were":[124,243],"observed":[125,180],"for":[126,193,254],"after":[129,187],"birth":[130,195],"assess":[132],"occurrence":[134],"collected":[145],"through":[146],"clinic":[148],"visit":[149],"weekly":[151],"telephonic":[152],"interview.Results:":[153],"Out":[154],"542":[156],"women":[157],"initially":[158],"participated,":[159],"160":[160],"participants":[162,166],"172":[164],"unvaccinated":[165],"completed":[167],"follow":[170],"up.":[171],"No":[172],"significant":[173],"differences":[174],"related":[178],"two":[183],"groups.":[184],"In":[185],"employing":[188],"Poisson":[189],"regression":[190],"models,":[191],"adjusting":[192],"prematurity,":[194],"weight,":[196],"ILI,":[199],"adjusted":[201],"rate":[203],"ratios":[204],"(IRRs)":[205],"revealed":[206],"that":[207],"significantly":[211],"reduced":[212],"hospitalization":[213],"(IRR:":[215,225,236,258],"-3.38,":[216],"95%":[217,227,238,260],"CI:":[218,228,239,261],"-1.97,":[219],"p=0.001)":[220],"clinician":[223],"encounters":[224],"-2.18,":[226],"-0.92,":[229],"p=0.03).":[230],"However,":[231],"effects":[232],"ILI":[234,248,256],"-1.48,":[237],"-0.84":[240],"0.12)":[242],"statistically":[245],"significant.":[246],"emerged":[249],"as":[250],"a":[251],"crucial":[252],"predictor":[253],"infant":[255],"4.16,":[259],"0.49-1.38,":[262],"p":[263]},"counts_by_year":[],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2026-02-08T00:00:00"}