{"id":"https://openalex.org/W2050810609","doi":"https://doi.org/10.1111/j.1479-828x.2006.00672.x","title":"Sleep duration and quality in healthy nulliparous and multiparous women across pregnancy and post\u2010partum","display_name":"Sleep duration and quality in healthy nulliparous and multiparous women across pregnancy and post\u2010partum","publication_year":2007,"publication_date":"2007-01-29","ids":{"openalex":"https://openalex.org/W2050810609","doi":"https://doi.org/10.1111/j.1479-828x.2006.00672.x","mag":"2050810609","pmid":"https://pubmed.ncbi.nlm.nih.gov/17261094"},"language":"en","primary_location":{"id":"doi:10.1111/j.1479-828x.2006.00672.x","doi":"https://doi.org/10.1111/j.1479-828x.2006.00672.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1479-828x.2006.00672.x","pdf_url":null,"source":{"id":"https://openalex.org/S104741914","display_name":"Australian and New Zealand Journal of Obstetrics and Gynaecology","issn_l":"0004-8666","issn":["0004-8666","1479-828X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-1","medline","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Australian and New Zealand Journal of Obstetrics and Gynaecology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","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/A5015561984","display_name":"Tracey Leigh Signal","orcid":"https://orcid.org/0000-0002-3414-1982","observed_orcids":["https://orcid.org/0000-0002-3414-1982"]},"institutions":[{"id":"https://openalex.org/I51158804","display_name":"Massey University","ror":"https://ror.org/052czxv31","country_code":"NZ","type":"education","lineage":["https://openalex.org/I51158804"]}],"countries":["NZ"],"is_corresponding":true,"raw_author_name":"T. Leigh SIGNAL","raw_affiliation_strings":["Sleep/Wake Research Centre, Research School of Public Health, Massey University, Wellington, New Zealand. t.l.signal@massey.ac.nz","Sleep/Wake Research Centre, Research School of Public Health, Massey University, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sleep/Wake Research Centre, Research School of Public Health, Massey University, Wellington, New Zealand. t.l.signal@massey.ac.nz","institution_ids":["https://openalex.org/I51158804"]},{"raw_affiliation_string":"Sleep/Wake Research Centre, Research School of Public Health, Massey University, and","institution_ids":["https://openalex.org/I51158804"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5080696667","display_name":"Philippa H. Gander","orcid":"https://orcid.org/0000-0002-5606-0614","observed_orcids":["https://orcid.org/0000-0002-5606-0614"]},"institutions":[{"id":"https://openalex.org/I51158804","display_name":"Massey University","ror":"https://ror.org/052czxv31","country_code":"NZ","type":"education","lineage":["https://openalex.org/I51158804"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Philippa H. GANDER","raw_affiliation_strings":["Sleep/Wake Research Centre, Research School of Public Health, Massey University, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sleep/Wake Research Centre, Research School of Public Health, Massey University, and","institution_ids":["https://openalex.org/I51158804"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082856430","display_name":"Michel R. Sangalli","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210125275","display_name":"Capital and Coast District Health Board","ror":"https://ror.org/039h3vh71","country_code":"NZ","type":"healthcare","lineage":["https://openalex.org/I4210125275","https://openalex.org/I4405259026"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Michel R. SANGALLI","raw_affiliation_strings":["Capital and Coast District Health Board, Wellington, New Zealand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Capital and Coast District Health Board, Wellington, New Zealand","institution_ids":["https://openalex.org/I4210125275"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037862316","display_name":"No\u00e9mie Travier","orcid":"https://orcid.org/0000-0001-5228-7769","observed_orcids":["https://orcid.org/0000-0001-5228-7769"]},"institutions":[{"id":"https://openalex.org/I51158804","display_name":"Massey University","ror":"https://ror.org/052czxv31","country_code":"NZ","type":"education","lineage":["https://openalex.org/I51158804"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"No\u00e9mie TRAVIER","raw_affiliation_strings":["Sleep/Wake Research Centre, Research School of Public Health, Massey University, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sleep/Wake Research Centre, Research School of Public Health, Massey University, and","institution_ids":["https://openalex.org/I51158804"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085092077","display_name":"Ridvan Tua Firestone","orcid":"https://orcid.org/0000-0003-2834-8044","observed_orcids":["https://orcid.org/0000-0003-2834-8044"]},"institutions":[{"id":"https://openalex.org/I51158804","display_name":"Massey University","ror":"https://ror.org/052czxv31","country_code":"NZ","type":"education","lineage":["https://openalex.org/I51158804"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Ridvan T. FIRESTONE","raw_affiliation_strings":["Sleep/Wake Research Centre, Research School of Public Health, Massey University, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sleep/Wake Research Centre, Research School of Public Health, Massey University, and","institution_ids":["https://openalex.org/I51158804"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045169286","display_name":"Jeremy Tuohy","orcid":"https://orcid.org/0000-0002-0903-0834","observed_orcids":["https://orcid.org/0000-0002-0903-0834"]},"institutions":[{"id":"https://openalex.org/I4210125275","display_name":"Capital and Coast District Health Board","ror":"https://ror.org/039h3vh71","country_code":"NZ","type":"healthcare","lineage":["https://openalex.org/I4210125275","https://openalex.org/I4405259026"]}],"countries":["NZ"],"is_corresponding":false,"raw_author_name":"Jeremy F. TUOHY","raw_affiliation_strings":["Capital and Coast District Health Board, Wellington, New Zealand"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Capital and Coast District Health Board, Wellington, New Zealand","institution_ids":["https://openalex.org/I4210125275"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5015561984"],"corresponding_institution_ids":["https://openalex.org/I51158804"],"apc_list":{"value":3920,"currency":"USD","value_usd":3920},"apc_paid":null,"fwci":6.8405,"has_fulltext":false,"cited_by_count":136,"citation_normalized_percentile":{"value":0.95977848,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":99},"biblio":{"volume":"47","issue":"1","first_page":"16","last_page":"22"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10316","display_name":"Sleep and related disorders","score":0.9345999956130981,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10316","display_name":"Sleep and related disorders","score":0.9345999956130981,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10786","display_name":"Maternal Mental Health During Pregnancy and Postpartum","score":0.02930000051856041,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational 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/T11373","display_name":"Sleep and Work-Related Fatigue","score":0.0142000000923872,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sleep-duration","display_name":"sleep duration","score":0.9700000286102295},{"id":"https://openalex.org/keywords/sleep-quality","display_name":"sleep quality","score":0.9990000128746033},{"id":"https://openalex.org/keywords/pregnancy","display_name":"pregnancy","score":0.9869999885559082},{"id":"https://openalex.org/keywords/postpartum-period","display_name":"postpartum period","score":0.8769999742507935},{"id":"https://openalex.org/keywords/nulliparous-women","display_name":"nulliparous women","score":0.9829999804496765},{"id":"https://openalex.org/keywords/multiparous-women","display_name":"multiparous women","score":1.0},{"id":"https://openalex.org/keywords/actigraphy","display_name":"actigraphy","score":0.9120000004768372},{"id":"https://openalex.org/keywords/sleep-diary","display_name":"sleep diary","score":0.7110000252723694},{"id":"https://openalex.org/keywords/wake-after-sleep-onset","display_name":"wake after sleep onset","score":0.8309999704360962},{"id":"https://openalex.org/keywords/daytime-napping","display_name":"daytime napping","score":0.8069999814033508},{"id":"https://openalex.org/keywords/sleep-efficiency","display_name":"sleep efficiency","score":0.6039999723434448},{"id":"https://openalex.org/keywords/sleep-disruption","display_name":"sleep disruption","score":0.4309999942779541},{"id":"https://openalex.org/keywords/sleep-deprivation","display_name":"sleep deprivation","score":0.4519999921321869}],"concepts":[{"id":"https://openalex.org/C3017863008","wikidata":"https://www.wikidata.org/wiki/Q749115","display_name":"Post partum","level":3,"score":0.869139552116394},{"id":"https://openalex.org/C112758219","wikidata":"https://www.wikidata.org/wiki/Q16038819","display_name":"Duration (music)","level":2,"score":0.7049347162246704},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.6866787075996399},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6768032908439636},{"id":"https://openalex.org/C2983189541","wikidata":"https://www.wikidata.org/wiki/Q35831","display_name":"Sleep quality","level":3,"score":0.6465582847595215},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.6189790368080139},{"id":"https://openalex.org/C2775841894","wikidata":"https://www.wikidata.org/wiki/Q4683692","display_name":"Sleep (system call)","level":2,"score":0.47123441100120544},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.3807821273803711},{"id":"https://openalex.org/C2781210498","wikidata":"https://www.wikidata.org/wiki/Q1869874","display_name":"Insomnia","level":2,"score":0.0732087790966034},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.06404358148574829},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C124952713","wikidata":"https://www.wikidata.org/wiki/Q8242","display_name":"Literature","level":1,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","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":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"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":"D008137","descriptor_name":"Longitudinal Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010298","descriptor_name":"Parity","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D011262","descriptor_name":"Pregnancy Trimester, Second","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D012890","descriptor_name":"Sleep","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017286","descriptor_name":"Polysomnography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D049590","descriptor_name":"Postpartum Period","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1479-828x.2006.00672.x","doi":"https://doi.org/10.1111/j.1479-828x.2006.00672.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1479-828x.2006.00672.x","pdf_url":null,"source":{"id":"https://openalex.org/S104741914","display_name":"Australian and New Zealand Journal of Obstetrics and Gynaecology","issn_l":"0004-8666","issn":["0004-8666","1479-828X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-1","medline","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Australian and New Zealand Journal of Obstetrics and Gynaecology","raw_type":"journal-article"},{"id":"pmid:17261094","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/17261094","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 Australian & New Zealand journal of obstetrics & gynaecology","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":0.98580002784729}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W171646953","https://openalex.org/W1544956701","https://openalex.org/W1569179190","https://openalex.org/W1984486655","https://openalex.org/W1990579069","https://openalex.org/W2005810962","https://openalex.org/W2015042677","https://openalex.org/W2033883950","https://openalex.org/W2035126508","https://openalex.org/W2045058491","https://openalex.org/W2063069706","https://openalex.org/W2065565096","https://openalex.org/W2076378659","https://openalex.org/W2082825249","https://openalex.org/W2094761105","https://openalex.org/W2095871722","https://openalex.org/W2100582107","https://openalex.org/W2109403179","https://openalex.org/W2139826323","https://openalex.org/W2152278127","https://openalex.org/W2153762265","https://openalex.org/W2396572708","https://openalex.org/W2409720701","https://openalex.org/W2501358353"],"related_works":["https://openalex.org/W2159435938","https://openalex.org/W7160618299","https://openalex.org/W1990579069","https://openalex.org/W2946625535","https://openalex.org/W2021595985","https://openalex.org/W1493209617","https://openalex.org/W2324956169","https://openalex.org/W7160068726","https://openalex.org/W1491716938","https://openalex.org/W2105724997"],"abstract_inverted_index":{"BACKGROUND:":[0],"Longitudinal":[1],"studies":[2],"of":[3,14,112,155,222],"sleep":[4,33,56,84,89,123,132,142,149,187,202,238],"during":[5,93,144,159],"normal":[6,32],"pregnancy":[7,38,61],"and":[8,12,35,39,45,53,58,62,67,75,81,102,105,114,162,182,193,199,229,240,242],"post-partum":[9,63,138],"are":[10],"rare,":[11],"interpretation":[13],"the":[15,51,94,135,160,190,220],"findings":[16],"is":[17,25],"often":[18],"hampered":[19],"by":[20],"methodological":[21],"issues.":[22],"Consequentially,":[23],"there":[24],"still":[26],"limited":[27],"information":[28],"on":[29],"what":[30],"constitutes":[31],"quality":[34,59],"quantity":[36],"across":[37,60,124],"early":[40,227],"post-partum,":[41,228],"for":[42,64,90],"both":[43],"nulliparous":[44,66,74],"multiparous":[46,68],"women.":[47,69],"AIMS:":[48],"To":[49],"quantify":[50],"change":[52,223],"variability":[54,165],"in":[55,122,131,134,151,166,180,189,197,224],"duration":[57],"healthy":[65],"METHODS:":[70],"Nineteen":[71],"women":[72,156,218,235],"(eight":[73],"11":[76],"multiparous)":[77],"wore":[78],"an":[79],"actigraph":[80],"completed":[82],"a":[83,204],"diary":[85],"to":[86,100,119,169,216,230],"objectively":[87],"measure":[88],"seven":[91],"nights":[92],"second":[95,191],"trimester,":[96,192],"one":[97,104,207],"week":[98,137,208],"prior":[99],"delivery,":[101],"at":[103,206],"six":[106],"weeks":[107],"post-partum.":[108,209],"Mixed":[109],"model":[110],"analysis":[111],"variance":[113],"logistic":[115],"regression":[116],"were":[117],"used":[118,215],"investigate":[120],"changes":[121,130,212],"this":[125],"timeframe.":[126],"RESULTS:":[127],"The":[128],"largest":[129],"occurred":[133],"first":[136],"(1.5":[139],"h":[140],"less":[141,174,195],"than":[143],"pregnancy,":[145],"three":[146],"times":[147],"more":[148,178],"episodes":[150,203],"24":[152],"h,":[153],"70%":[154],"regularly":[157],"napping":[158],"day,":[161],"greatest":[163],"day-to-day":[164],"sleep).":[167],"Compared":[168],"multiparas,":[170],"nulliparas":[171],"generally":[172],"had":[173,183,200],"efficient":[175],"sleep,":[176,225],"spent":[177,194],"time":[179,196],"bed":[181,198],"greater":[184],"wake":[185],"after":[186],"onset":[188],"fewer":[201],"day":[205],"CONCLUSIONS:":[210],"These":[211],"should":[213],"be":[214],"inform":[217],"about":[219],"extent":[221],"particularly":[226],"help":[231],"health-care":[232],"providers":[233],"identify":[234],"experiencing":[236],"severe":[237],"loss":[239],"disruption":[241],"discuss":[243],"possible":[244],"coping":[245],"strategies":[246],"with":[247],"them.":[248]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":9},{"year":2021,"cited_by_count":9},{"year":2020,"cited_by_count":14},{"year":2019,"cited_by_count":8},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":11},{"year":2014,"cited_by_count":9},{"year":2013,"cited_by_count":9},{"year":2012,"cited_by_count":10}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}