{"id":"https://openalex.org/W7204863552","doi":"https://doi.org/10.22540/jmni-26-317","title":"Increased Gait Variability while Texting and Walking with Added Cognitive Loads in Challenging Environments","display_name":"Increased Gait Variability while Texting and Walking with Added Cognitive Loads in Challenging Environments","publication_year":2026,"publication_date":"2026-09-01","ids":{"openalex":"https://openalex.org/W7204863552","doi":"https://doi.org/10.22540/jmni-26-317","pmid":"https://pubmed.ncbi.nlm.nih.gov/42675937","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/13539739"},"language":"en","primary_location":{"id":"doi:10.22540/jmni-26-317","doi":"https://doi.org/10.22540/jmni-26-317","is_oa":true,"landing_page_url":"https://doi.org/10.22540/jmni-26-317","pdf_url":"https://jmni.hylonome.net/published/105/JMNI-26-317.pdf","source":{"id":"https://openalex.org/S6648857","display_name":"Journal of Musculoskeletal and Neuronal Interactions","issn_l":"1108-7161","issn":["1108-7161"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","medline","norway-1","poland-70","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310318117","host_organization_name":"Hylonome Editions","host_organization_lineage":["https://openalex.org/P4310318117"],"host_organization_lineage_names":["Hylonome Editions"],"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":"Journal of Musculoskeletal and Neuronal Interactions","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://jmni.hylonome.net/published/105/JMNI-26-317.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101900788","display_name":"Chi-Whan Choi","orcid":"https://orcid.org/0000-0002-1467-4802","observed_orcids":["https://orcid.org/0000-0002-1467-4802"]},"institutions":[{"id":"https://openalex.org/I111088046","display_name":"Boston University","ror":"https://ror.org/05qwgg493","country_code":"US","type":"education","lineage":["https://openalex.org/I111088046"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Chi-Whan Choi","raw_affiliation_strings":["Sargent College of Health and Rehabilitation Sciences , Boston University , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sargent College of Health and Rehabilitation Sciences , Boston University , USA","institution_ids":["https://openalex.org/I111088046"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103129471","display_name":"Simone V. Gill","orcid":"https://orcid.org/0000-0003-4019-1609","observed_orcids":["https://orcid.org/0000-0003-4019-1609"]},"institutions":[{"id":"https://openalex.org/I111088046","display_name":"Boston University","ror":"https://ror.org/05qwgg493","country_code":"US","type":"education","lineage":["https://openalex.org/I111088046"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Simone V. Gill","raw_affiliation_strings":["111 Cummington Mall , Boston MA , 02215 , USA","Sargent College of Health and Rehabilitation Sciences , Boston University , USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"111 Cummington Mall , Boston MA , 02215 , USA","institution_ids":[]},{"raw_affiliation_string":"Sargent College of Health and Rehabilitation Sciences , Boston University , USA","institution_ids":["https://openalex.org/I111088046"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5101900788"],"corresponding_institution_ids":["https://openalex.org/I111088046"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.61014965,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"26","issue":"3","first_page":"317","last_page":"338"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10114","display_name":"Balance, Gait, and Falls Prevention","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/3612","display_name":"Physical Therapy, Sports Therapy and Rehabilitation"},"field":{"id":"https://openalex.org/fields/36","display_name":"Health Professions"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10370","display_name":"Traffic and Road Safety","score":0.00039999998989515007,"subfield":{"id":"https://openalex.org/subfields/2213","display_name":"Safety, Risk, Reliability and Quality"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10525","display_name":"Human-Automation Interaction and Safety","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social 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/gait-variability","display_name":"gait variability","score":0.8339999914169312},{"id":"https://openalex.org/keywords/texting-while-walking","display_name":"texting while walking","score":0.8050000071525574},{"id":"https://openalex.org/keywords/dual-task-walking","display_name":"dual-task walking","score":0.8610000014305115},{"id":"https://openalex.org/keywords/cognitive-load","display_name":"cognitive load","score":0.9860000014305115},{"id":"https://openalex.org/keywords/obstacle-crossing","display_name":"obstacle crossing","score":0.8270000219345093},{"id":"https://openalex.org/keywords/dual-task-cost","display_name":"dual-task cost","score":0.7099999785423279},{"id":"https://openalex.org/keywords/coefficient-of-variation","display_name":"coefficient of variation","score":0.7160000205039978},{"id":"https://openalex.org/keywords/step-time","display_name":"step time","score":0.5130000114440918},{"id":"https://openalex.org/keywords/mobile-phone-use-while-walking","display_name":"mobile phone use while walking","score":0.7860000133514404},{"id":"https://openalex.org/keywords/xgboost","display_name":"XGBoost","score":0.6690000295639038},{"id":"https://openalex.org/keywords/activity-classification","display_name":"activity classification","score":0.4129999876022339},{"id":"https://openalex.org/keywords/young-adults","display_name":"young adults","score":0.6019999980926514}],"concepts":[{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.5282999873161316},{"id":"https://openalex.org/C151800584","wikidata":"https://www.wikidata.org/wiki/Q2370000","display_name":"Gait","level":2,"score":0.45649999380111694},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4169999957084656},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.37950000166893005},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.36230000853538513},{"id":"https://openalex.org/C61641136","wikidata":"https://www.wikidata.org/wiki/Q1107019","display_name":"Cognitive load","level":3,"score":0.33059999346733093},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.2879999876022339},{"id":"https://openalex.org/C150594956","wikidata":"https://www.wikidata.org/wiki/Q1334829","display_name":"Wearable computer","level":2,"score":0.26969999074935913},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.2694999873638153},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.2671999931335449},{"id":"https://openalex.org/C2984915365","wikidata":"https://www.wikidata.org/wiki/Q5141203","display_name":"Cognitive impairment","level":3,"score":0.2621000111103058},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.250900000333786}],"mesh":[{"descriptor_ui":"D000069550","descriptor_name":"Machine Learning","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000098404","descriptor_name":"Boosting Machine Learning Algorithms","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000099111","descriptor_name":"Dual-Task Tests","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003071","descriptor_name":"Cognition","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005684","descriptor_name":"Gait","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016138","descriptor_name":"Walking","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D055815","descriptor_name":"Young Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":3,"locations":[{"id":"doi:10.22540/jmni-26-317","doi":"https://doi.org/10.22540/jmni-26-317","is_oa":true,"landing_page_url":"https://doi.org/10.22540/jmni-26-317","pdf_url":"https://jmni.hylonome.net/published/105/JMNI-26-317.pdf","source":{"id":"https://openalex.org/S6648857","display_name":"Journal of Musculoskeletal and Neuronal Interactions","issn_l":"1108-7161","issn":["1108-7161"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","medline","norway-1","poland-70","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310318117","host_organization_name":"Hylonome Editions","host_organization_lineage":["https://openalex.org/P4310318117"],"host_organization_lineage_names":["Hylonome Editions"],"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":"Journal of Musculoskeletal and Neuronal Interactions","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:13539739","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13539739/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC13539739/pdf/JMNI-26-03-317.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-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"J Musculoskelet Neuronal Interact","raw_type":"Text"},{"id":"pmid:42675937","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/42675937","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":"Journal of musculoskeletal & neuronal interactions","raw_type":"Journal Article"}],"best_oa_location":{"id":"doi:10.22540/jmni-26-317","doi":"https://doi.org/10.22540/jmni-26-317","is_oa":true,"landing_page_url":"https://doi.org/10.22540/jmni-26-317","pdf_url":"https://jmni.hylonome.net/published/105/JMNI-26-317.pdf","source":{"id":"https://openalex.org/S6648857","display_name":"Journal of Musculoskeletal and Neuronal Interactions","issn_l":"1108-7161","issn":["1108-7161"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","medline","norway-1","poland-70","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310318117","host_organization_name":"Hylonome Editions","host_organization_lineage":["https://openalex.org/P4310318117"],"host_organization_lineage_names":["Hylonome Editions"],"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":"Journal of Musculoskeletal and Neuronal Interactions","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.6240000128746033,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"sustainable_development_goals_aurora":[{"score":0.5705495476722717,"id":"https://metadata.un.org/sdg/4","display_name":"Quality education"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320317863","display_name":"American Society of Biomechanics","ror":"https://ror.org/01zsbgj46"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7204863552.pdf","grobid_xml":"https://content.openalex.org/works/W7204863552.grobid-xml"},"referenced_works_count":1,"referenced_works":["https://openalex.org/W2993250546"],"related_works":["https://openalex.org/W3085863368","https://openalex.org/W1949823355","https://openalex.org/W2747035026","https://openalex.org/W3194925913","https://openalex.org/W2566676739","https://openalex.org/W4316497030","https://openalex.org/W2951785464","https://openalex.org/W7095388611","https://openalex.org/W2884837017","https://openalex.org/W2943743273"],"abstract_inverted_index":{"OBJECTIVES:":[0],"This":[1],"study":[2],"investigated":[3],"(1)":[4],"whether":[5],"additional":[6],"cognitive":[7],"loads":[8],"impair":[9],"dual-task":[10,78],"walking,":[11,42],"especially":[12],"when":[13],"crossing":[14,56,168],"obstacles":[15,57],"of":[16,30,58,88,127,140,149,159],"varying":[17],"heights,":[18],"and":[19,64,77,94,111,129,135,138],"(2)":[20],"if":[21],"extreme":[22],"gradient":[23],"boosting":[24],"(XGBoost)":[25],"could":[26],"identify":[27],"key":[28],"features":[29,146],"walking":[31,181,200],"while":[32,169,199],"texting.":[33],"METHODS:":[34],"Twenty":[35],"participants":[36],"completed":[37],"the":[38,74,118,143],"following":[39],"conditions:":[40],"baseline":[41],"Task":[43,151],"(walking":[44,54],"+":[45,55,67],"Typing:":[46],"copying":[47],"sentences,":[48],"or":[49],"Texting:":[50],"answering":[51],"questions),":[52],"Obstacle":[53,153],"three":[59],"heights:":[60],"low,":[61],"medium,":[62],"high),":[63],"combined":[65],"(Task":[66],"Obstacle).":[68],"For":[69],"texting":[70],"performance,":[71,120],"we":[72],"computed":[73],"rate,":[75,131],"accuracy,":[76],"cost":[79],"(DTC).":[80],"Gait":[81],"measures":[82],"included":[83],"mean":[84],"spatiotemporal":[85],"parameters,":[86],"coefficient":[87],"variation":[89],"(%CV)":[90],"for":[91,104,133,147,157],"each":[92],"parameter,":[93],"mediolateral":[95],"trunk":[96],"acceleration.":[97],"Four":[98],"machine":[99],"learning":[100],"models":[101],"were":[102],"trained":[103],"evaluation:":[105],"K-Nearest":[106],"Neighbor,":[107],"Support":[108],"Vector":[109],"Machines,":[110],"Random":[112],"Forest,":[113],"XGBoost.":[114],"RESULTS:":[115],"XGBoost":[116],"achieved":[117],"best":[119],"with":[121,162],"a":[122],"test":[123],"weighted":[124],"F1":[125],"score":[126],"0.848,":[128],"identified":[130],"%CV":[132,158],"step":[134,160],"stride":[136],"time,":[137],"DTC":[139],"rate":[141],"as":[142],"most":[144],"important":[145],"classification":[148],"conditions.":[150],"\u00d7":[152],"interaction":[154],"was":[155],"found":[156],"time":[161],"greater":[163],"variability":[164],"during":[165],"high":[166],"obstacle":[167],"Texting":[170],"(\u03b2=1.742,":[171],"p=0.029).":[172],"CONCLUSIONS:":[173],"Findings":[174],"demonstrate":[175],"that":[176],"mobile":[177,196],"phone":[178,197],"use":[179,198],"increases":[180],"variability,":[182],"particularly":[183],"in":[184,201],"complex":[185],"environments.":[186],"The":[187],"result":[188],"may":[189],"lend":[190],"weight":[191],"to":[192],"growing":[193],"concerns":[194],"about":[195],"young":[202],"adults.":[203]},"counts_by_year":[],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2026-09-02T00:00:00"}
