{"id":{"repo_id":"uwo","oai_identifier":"oai:uwo.scholaris.ca:20.500.14721/30088"},"canonical_url":"https://search.dev.ndltd.org/etd/uwo/oai:uwo.scholaris.ca:20.500.14721/30088","repository":{"repo_id":"uwo","name":"Western University","base_url":"https://uwo.scholaris.ca/server/oai/request"},"display":{"title":"Effects of a Pregnancy Lifestyle Intervention on Emotion Regulation in Infants Responding to a Toy Removal Task at One-Year of Age","abstract":"Poor infant emotion regulation (ER) has been linked with increased psychopathological risk in infancy and childhood. The Developmental Origins of Health and Disease Hypothesis suggests the prenatal period as the earliest point of intervention, where fetal exposure to healthy lifestyle changes can promote optimal ER in infancy. Infant electroencephalography (EEG; n=13) and heart rate variability (HRV; n=18) were measured at rest and in response to a toy removal task, to determine the ER of infants whose mothers participated in a nutrition and exercise intervention during pregnancy. Results demonstrated positive left frontal alpha asymmetry at rest (0.08± 0.66) and in response to stress (0.27 ± 0.72; p=0.167), with a significant increase in HRV (RMSSD: Z= -2.90, p","abstract_html":"Poor infant emotion regulation (ER) has been linked with increased psychopathological risk in infancy and childhood. The Developmental Origins of Health and Disease Hypothesis suggests the prenatal period as the earliest point of intervention, where fetal exposure to healthy lifestyle changes can promote optimal ER in infancy. Infant electroencephalography (EEG; n=13) and heart rate variability (HRV; n=18) were measured at rest and in response to a toy removal task, to determine the ER of infants whose mothers participated in a nutrition and exercise intervention during pregnancy. Results demonstrated positive left frontal alpha asymmetry at rest (0.08± 0.66) and in response to stress (0.27 ± 0.72; p=0.167), with a significant increase in HRV (RMSSD: Z= -2.90, p","abstract_has_math":false,"creators":["Manley, Mollie"],"institution":"The University of Western Ontario","degree_name":"M Sc","degree_level":null,"degree_discipline":"Kinesiology","degree_department":null,"school":null,"contributors":[],"advisors":["Mottola, Michelle F."],"committee_chairs":[],"committee_members":[],"year":2020,"date_issued":"2020-05-13","date_published":"2020-05-13","updated_at":"2026-07-27T21:55:59Z","subjects":["Infant emotion regulation","electroencephalography","heart rate variability","pregnancy lifestyle interventions","infant temperament","fetal neurodevelopment","developmental origins of health and disease"],"languages":["en_ca"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/20.500.14721/30088","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Mottola, Michelle F."]},{"key":"dc:creator","label":"Author","values":["Manley, Mollie"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2025-07-10T18:36:57Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2025-07-10T18:36:57Z"]},{"key":"dc:date.issued","label":"Date","values":["2020-05-13"]},{"key":"dc:publisher","label":"Institution","values":["The University of Western Ontario"]},{"key":"dc:type","label":"Dc Type","values":["thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Kinesiology"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M Sc"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Infant emotion regulation","electroencephalography","heart rate variability","pregnancy lifestyle interventions","infant temperament","fetal neurodevelopment","developmental origins of health and disease"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en_ca"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://hdl.handle.net/20.500.14721/30088"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The thesis cover page in the PDF document includes references to Western University’s previous institutional repository platform, known as Scholarship@Western, and links to that platform (beginning with ir.lib.uwo.ca). In citing or referring to this thesis, use the DOI or handle from this page instead. Sample citation: Author name, \"Thesis title.\" (Year). Western University Open Repository. https://doi.org/10.71858/123456."]},{"key":"dc:description.abstract","label":"Abstract","values":["Poor infant emotion regulation (ER) has been linked with increased psychopathological risk in infancy and childhood. The Developmental Origins of Health and Disease Hypothesis suggests the prenatal period as the earliest point of intervention, where fetal exposure to healthy lifestyle changes can promote optimal ER in infancy. Infant electroencephalography (EEG; n=13) and heart rate variability (HRV; n=18) were measured at rest and in response to a toy removal task, to determine the ER of infants whose mothers participated in a nutrition and exercise intervention during pregnancy. Results demonstrated positive left frontal alpha asymmetry at rest (0.08± 0.66) and in response to stress (0.27 ± 0.72; p=0.167), with a significant increase in HRV (RMSSD: Z= -2.90, p"]},{"key":"dc:title","label":"Title","values":["Effects of a Pregnancy Lifestyle Intervention on Emotion Regulation in Infants Responding to a Toy Removal Task at One-Year of Age"]}]}],"canonical_facts":{"dc:contributor.advisor":["Mottola, Michelle F."],"dc:creator":["Manley, Mollie"],"dc:date.accessioned":["2025-07-10T18:36:57Z"],"dc:date.available":["2025-07-10T18:36:57Z"],"dc:date.issued":["2020-05-13"],"dc:description":["The thesis cover page in the PDF document includes references to Western University’s previous institutional repository platform, known as Scholarship@Western, and links to that platform (beginning with ir.lib.uwo.ca). In citing or referring to this thesis, use the DOI or handle from this page instead. Sample citation: Author name, \"Thesis title.\" (Year). Western University Open Repository. https://doi.org/10.71858/123456."],"dc:description.abstract":["Poor infant emotion regulation (ER) has been linked with increased psychopathological risk in infancy and childhood. The Developmental Origins of Health and Disease Hypothesis suggests the prenatal period as the earliest point of intervention, where fetal exposure to healthy lifestyle changes can promote optimal ER in infancy. Infant electroencephalography (EEG; n=13) and heart rate variability (HRV; n=18) were measured at rest and in response to a toy removal task, to determine the ER of infants whose mothers participated in a nutrition and exercise intervention during pregnancy. Results demonstrated positive left frontal alpha asymmetry at rest (0.08± 0.66) and in response to stress (0.27 ± 0.72; p=0.167), with a significant increase in HRV (RMSSD: Z= -2.90, p"],"dc:identifier.uri":["https://hdl.handle.net/20.500.14721/30088"],"dc:language.iso":["en_ca"],"dc:publisher":["The University of Western Ontario"],"dc:subject":["Infant emotion regulation","electroencephalography","heart rate variability","pregnancy lifestyle interventions","infant temperament","fetal neurodevelopment","developmental origins of health and disease"],"dc:title":["Effects of a Pregnancy Lifestyle Intervention on Emotion Regulation in Infants Responding to a Toy Removal Task at One-Year of Age"],"dc:type":["thesis"],"thesis:degree_discipline":["Kinesiology"],"thesis:degree_name":["M Sc"]},"updated_at":"2026-07-27T21:55:59Z"}