{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,9]],"date-time":"2026-04-09T02:46:59Z","timestamp":1775702819904,"version":"3.50.1"},"reference-count":62,"publisher":"MDPI AG","issue":"19","license":[{"start":{"date-parts":[[2022,9,29]],"date-time":"2022-09-29T00:00:00Z","timestamp":1664409600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>Failure to obtain the recommended 7\u20139 h of sleep has been associated with injuries in youth and adults. However, most research on the influence of prior night\u2019s sleep and gait has been conducted on older adults and clinical populations. Therefore, the objective of this study was to identify individuals who experience partial sleep deprivation and\/or sleep extension the prior night using single task gait. Participants (n = 123, age 24.3 \u00b1 4.0 years; 65% female) agreed to participate in this study. Self-reported sleep duration of the night prior to testing was collected. Gait data was collected with inertial sensors during a 2 min walk test. Group differences (&lt;7 h and &gt;9 h, poor sleepers; 7\u20139 h, good sleepers) in gait characteristics were assessed using machine learning and a post-hoc ANCOVA. Results indicated a correlation (r = 0.79) between gait parameters and prior night\u2019s sleep. The most accurate machine learning model was a Random Forest Classifier using the top 9 features, which had a mean accuracy of 65.03%. Our findings suggest that good sleepers had more asymmetrical gait patterns and were better at maintaining gait speed than poor sleepers. Further research with larger subject sizes is needed to develop more accurate machine learning models to identify prior night\u2019s sleep using single-task gait.<\/jats:p>","DOI":"10.3390\/s22197406","type":"journal-article","created":{"date-parts":[[2022,9,29]],"date-time":"2022-09-29T23:09:29Z","timestamp":1664492969000},"page":"7406","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Association between Self-Reported Prior Night\u2019s Sleep and Single-Task Gait in Healthy, Young Adults: A Study Using Machine Learning"],"prefix":"10.3390","volume":"22","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2261-4498","authenticated-orcid":false,"given":"Ali","family":"Boolani","sequence":"first","affiliation":[{"name":"Honors Program, Clarkson University, Potsdam, NY 13699, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8579-0480","authenticated-orcid":false,"given":"Joel","family":"Martin","sequence":"additional","affiliation":[{"name":"Sports Medicine Assessment Research & Testing (SMART) Laboratory, George Mason University, Manassas, VA 20110, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5962-0533","authenticated-orcid":false,"given":"Haikun","family":"Huang","sequence":"additional","affiliation":[{"name":"Department of Computer Science, George Mason University, Manassas, VA 20110, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lap-Fai","family":"Yu","sequence":"additional","affiliation":[{"name":"Department of Computer Science, George Mason University, Manassas, VA 20110, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maggie","family":"Stark","sequence":"additional","affiliation":[{"name":"Department of Medicine, Lake Erie College of Osteopathic Medicine, Elmira, NY 14901, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zachary","family":"Grin","sequence":"additional","affiliation":[{"name":"Honors Program, Clarkson University, Potsdam, NY 13699, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marissa","family":"Roy","sequence":"additional","affiliation":[{"name":"Sports Medicine Assessment Research & Testing (SMART) Laboratory, George Mason University, Manassas, VA 20110, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Chelsea","family":"Yager","sequence":"additional","affiliation":[{"name":"Latham Medical Group, Latham, NY 12110, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Seema","family":"Teymouri","sequence":"additional","affiliation":[{"name":"Department of Engineering and Technology, State University of New York Canton, Canton, NY 13617, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1042-3624","authenticated-orcid":false,"given":"Dylan","family":"Bradley","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, Hanover College, Hanover, IN 47243, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rebecca","family":"Martin","sequence":"additional","affiliation":[{"name":"Department of Neurology, St. Joseph\u2019s Hospital Health Center, Syracuse, NY 13203, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"George","family":"Fulk","sequence":"additional","affiliation":[{"name":"Department of Physical Therapy, Emory University School of Medicine, Atlanta, GA 30322, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rumit Singh","family":"Kakar","sequence":"additional","affiliation":[{"name":"Human Movement Science Department, Oakland University, Rochester, MI 48309, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2022,9,29]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"233","DOI":"10.1016\/j.sleh.2015.10.004","article-title":"National Sleep Foundation\u2019s Updated Sleep Duration Recommendations: Final Report","volume":"1","author":"Hirshkowitz","year":"2015","journal-title":"Sleep Health"},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"1161","DOI":"10.5665\/sleep.4886","article-title":"Joint Consensus Statement of the American Academy of Sleep Medicine and Sleep Research Society on the Recommended Amount of Sleep for a Healthy Adult: Methodology and Discussion","volume":"38","author":"Watson","year":"2015","journal-title":"Sleep"},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"69","DOI":"10.1016\/j.smrv.2015.08.004","article-title":"Has Adult Sleep Duration Declined Over the Last 50+ Years?","volume":"28","author":"Youngstedt","year":"2016","journal-title":"Sleep Med. Rev."},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"321","DOI":"10.1016\/j.neubiorev.2016.07.004","article-title":"Sleep, Sleep Deprivation, Autonomic Nervous System and Cardiovascular Diseases","volume":"74","author":"Tobaldini","year":"2017","journal-title":"Neurosci. Biobehav. Rev."},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"i5210","DOI":"10.1136\/bmj.i5210","article-title":"Health Consequences of Shift Work and Insufficient Sleep","volume":"355","author":"Kecklund","year":"2016","journal-title":"BMJ"},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"1394","DOI":"10.1378\/chest.12-2963","article-title":"Air Travel: Effects of Sleep Deprivation and Jet Lag","volume":"144","author":"Weingarten","year":"2013","journal-title":"Chest"},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"zsy221","DOI":"10.1093\/sleep\/zsy221","article-title":"Are U.S. Adults Reporting Less Sleep?: Findings from Sleep Duration Trends in the National Health Interview Survey, 2004\u20132017","volume":"42","author":"Sheehan","year":"2019","journal-title":"Sleep"},{"key":"ref_8","first-page":"553","article-title":"Sleep Deprivation: Impact on Cognitive Performance","volume":"3","author":"Alhola","year":"2007","journal-title":"Neuropsychiatr. Dis. Treat."},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"997","DOI":"10.5665\/sleep.1968","article-title":"Acute versus Chronic Partial Sleep Deprivation in Middle-Aged People: Differential Effect on Performance and Sleepiness","volume":"35","author":"Philip","year":"2012","journal-title":"Sleep"},{"key":"ref_10","doi-asserted-by":"crossref","unstructured":"Garbarino, S., Guglielmi, O., Puntoni, M., Bragazzi, N.L., and Magnavita, N. (2019). Sleep Quality among Police Officers: Implications and Insights from a Systematic Review and Meta-Analysis of the Literature. Int. J. Environ. Res. Public Health, 16.","DOI":"10.3390\/ijerph16050885"},{"key":"ref_11","doi-asserted-by":"crossref","first-page":"243","DOI":"10.2147\/NSS.S158598","article-title":"From Pillow to Podium: A Review on Understanding Sleep for Elite Athletes","volume":"10","author":"Beaven","year":"2018","journal-title":"Nat. Sci. Sleep"},{"key":"ref_12","doi-asserted-by":"crossref","first-page":"388","DOI":"10.1080\/17457300.2013.833944","article-title":"Soldier Occupational Load Carriage: A Narrative Review of Associated Injuries","volume":"21","author":"Orr","year":"2014","journal-title":"Int. J. Inj. Contr. Saf. Promot."},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"e324","DOI":"10.1097\/BPO.0000000000001306","article-title":"Lack of Sleep and Sports Injuries in Adolescents: A Systematic Review and Meta-Analysis","volume":"39","author":"Gao","year":"2019","journal-title":"J. Pediatr. Orthop."},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1016\/j.smrv.2013.01.004","article-title":"Sleep Problems and Work Injuries: A Systematic Review and Meta-Analysis","volume":"18","author":"Uehli","year":"2014","journal-title":"Sleep Med. Rev."},{"key":"ref_15","doi-asserted-by":"crossref","first-page":"117","DOI":"10.1055\/s-2005-867080","article-title":"Neurocognitive Consequences of Sleep Deprivation","volume":"25","author":"Durmer","year":"2005","journal-title":"Semin. Neurol."},{"key":"ref_16","doi-asserted-by":"crossref","first-page":"246","DOI":"10.3389\/fnhum.2015.00246","article-title":"Automaticity of Walking: Functional Significance, Mechanisms, Measurement and Rehabilitation Strategies","volume":"9","author":"Clark","year":"2015","journal-title":"Front. Hum. Neurosci."},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"3023","DOI":"10.1177\/0363546518793657","article-title":"Is There a Pathological Gait Associated With Common Soft Tissue Running Injuries?","volume":"46","author":"Bramah","year":"2018","journal-title":"Am. J. Sports Med."},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"6647","DOI":"10.1038\/s41598-022-10666-2","article-title":"Leveraging Explainable Machine Learning to Identify Gait Biomechanical Parameters Associated with Anterior Cruciate Ligament Injury","volume":"12","author":"Kokkotis","year":"2022","journal-title":"Sci. Rep."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"29","DOI":"10.1007\/s11556-006-0006-6","article-title":"Biomechanical Aspects of Dynamic Stability","volume":"3","author":"Meyer","year":"2006","journal-title":"Eur. Rev. Aging Phys. Act."},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"555","DOI":"10.1016\/j.humov.2007.05.003","article-title":"Gait dynamics, fractals and falls: Finding meaning in the stride-to-stride fluctuations of human walking","volume":"26","author":"Hausdorff","year":"2007","journal-title":"Hum. Mov. Sci."},{"key":"ref_21","doi-asserted-by":"crossref","first-page":"127","DOI":"10.1016\/j.gaitpost.2016.06.016","article-title":"Sleep Quality Is Associated with Walking under Dual-Task, but Not Single-Task Performance","volume":"49","author":"Agmon","year":"2016","journal-title":"Gait Posture"},{"key":"ref_22","doi-asserted-by":"crossref","unstructured":"Liu, X., Sun, B., Zhang, Z., Wang, Y., Tang, H., and Zhu, T. (2019). Gait Can Reveal Sleep Quality with Machine Learning Models. PLoS ONE, 14.","DOI":"10.1371\/journal.pone.0223012"},{"key":"ref_23","doi-asserted-by":"crossref","first-page":"291","DOI":"10.1016\/j.gaitpost.2018.03.038","article-title":"Self-Reported Sleep Duration Affects Tandem Gait, but Not Steady-State Gait Outcomes among Healthy Collegiate Athletes","volume":"62","author":"Howell","year":"2018","journal-title":"Gait Posture"},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"17504","DOI":"10.1038\/s41598-018-36053-4","article-title":"Day-to-Day Variations in Sleep Quality Affect Standing Balance in Healthy Adults","volume":"8","author":"Montesinos","year":"2018","journal-title":"Sci. Rep."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"9406","DOI":"10.1038\/s41598-018-27730-5","article-title":"Social Jetlag Impairs Balance Control","volume":"8","author":"Umemura","year":"2018","journal-title":"Sci. Rep."},{"key":"ref_26","doi-asserted-by":"crossref","first-page":"21104","DOI":"10.1038\/s41598-021-00705-9","article-title":"Sleep Deprivation Affects Gait Control","volume":"11","author":"Umemura","year":"2021","journal-title":"Sci Rep."},{"key":"ref_27","doi-asserted-by":"crossref","first-page":"1005","DOI":"10.1016\/j.gaitpost.2014.02.001","article-title":"Summary Measures for Clinical Gait Analysis: A Literature Review","volume":"39","author":"Cimolin","year":"2014","journal-title":"Gait Posture"},{"key":"ref_28","doi-asserted-by":"crossref","first-page":"329","DOI":"10.1007\/s00221-012-3175-8","article-title":"The Effect of Extended Wake on Postural Control in Young Adults","volume":"221","author":"Smith","year":"2012","journal-title":"Exp. Brain Res."},{"key":"ref_29","doi-asserted-by":"crossref","first-page":"165","DOI":"10.1007\/s00221-007-1143-5","article-title":"Effects of 24-h and 36-h Sleep Deprivation on Human Postural Control and Adaptation","volume":"185","author":"Patel","year":"2008","journal-title":"Exp. Brain Res."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"375","DOI":"10.3389\/fnins.2019.00375","article-title":"Whole-Brain Neural Connectivity to Lateral Pontine Tegmentum GABAergic Neurons in Mice","volume":"13","author":"Chen","year":"2019","journal-title":"Front. Neurosci."},{"key":"ref_31","doi-asserted-by":"crossref","first-page":"58","DOI":"10.1089\/brain.2016.0452","article-title":"Sleep Deprivation Makes the Young Brain Resemble the Elderly Brain: A Large-Scale Brain Networks Study","volume":"7","author":"Zhou","year":"2016","journal-title":"Brain Connect."},{"key":"ref_32","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1016\/j.sleep.2004.05.003","article-title":"The Impact of Extended Sleep on Daytime Alertness, Vigilance, and Mood","volume":"5","author":"Kamdar","year":"2004","journal-title":"Sleep Med."},{"key":"ref_33","doi-asserted-by":"crossref","first-page":"449","DOI":"10.1093\/sleep\/12.5.449","article-title":"Sleep Extension in Sleepy and Alert Normals","volume":"12","author":"Roehrs","year":"1989","journal-title":"Sleep"},{"key":"ref_34","doi-asserted-by":"crossref","first-page":"943","DOI":"10.5665\/SLEEP.1132","article-title":"The Effects of Sleep Extension on the Athletic Performance of Collegiate Basketball Players","volume":"34","author":"Mah","year":"2011","journal-title":"Sleep"},{"key":"ref_35","doi-asserted-by":"crossref","first-page":"541","DOI":"10.1016\/j.physbeh.2015.08.035","article-title":"Sleep Extension Improves Serving Accuracy: A Study with College Varsity Tennis Players","volume":"151","author":"Schwartz","year":"2015","journal-title":"Physiol. Behav."},{"key":"ref_36","doi-asserted-by":"crossref","unstructured":"Swinbourne, R., Miller, J., Smart, D., Dulson, D.K., and Gill, N. (2018). The Effects of Sleep Extension on Sleep, Performance, Immunity and Physical Stress in Rugby Players. Sports, 6.","DOI":"10.3390\/sports6020042"},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"425","DOI":"10.1038\/s43587-022-00210-2","article-title":"The Brain Structure and Genetic Mechanisms Underlying the Nonlinear Association between Sleep Duration, Cognition and Mental Health","volume":"2","author":"Li","year":"2022","journal-title":"Nat. Aging"},{"key":"ref_38","doi-asserted-by":"crossref","first-page":"217","DOI":"10.5935\/1984-0063.20180036","article-title":"Sleep Duration, Lifestyles and Chronic Diseases: A Cross-Sectional Population-Based Study","volume":"11","author":"Reis","year":"2018","journal-title":"Sleep Sci"},{"key":"ref_39","first-page":"165","article-title":"Human Circadian Rhythms and Exercise","volume":"18","author":"Reilly","year":"1990","journal-title":"Crit. Rev. Biomed. Eng."},{"key":"ref_40","doi-asserted-by":"crossref","unstructured":"Boolani, A., Fuller, D.T., Mondal, S., Wilkinson, T., Darie, C.C., and Gumpricht, E. (2020). Caffeine-Containing, Adaptogenic-Rich Drink Modulates the Effects of Caffeine on Mental Performance and Cognitive Parameters: A Double-Blinded, Placebo-Controlled, Randomized Trial. Nutrients, 12.","DOI":"10.3390\/nu12071922"},{"key":"ref_41","first-page":"007","article-title":"Mobility Lab to Assess Balance and Gait with Synchronized Body-Worn Sensors","volume":"1","author":"Mancini","year":"2011","journal-title":"J. Bioeng. Biomed. Sci."},{"key":"ref_42","doi-asserted-by":"crossref","first-page":"131","DOI":"10.1016\/j.jns.2014.07.026","article-title":"Automated Gait and Balance Parameters Diagnose and Correlate with Severity in Parkinson Disease","volume":"345","author":"Dewey","year":"2014","journal-title":"J. Neurol. Sci."},{"key":"ref_43","doi-asserted-by":"crossref","first-page":"12934","DOI":"10.1038\/s41598-020-69667-8","article-title":"Detrended Fluctuation Analysis of Gait Dynamics When Entraining to Music and Metronomes at Different Tempi in Persons with Multiple Sclerosis","volume":"10","author":"Moumdjian","year":"2020","journal-title":"Sci. Rep."},{"key":"ref_44","doi-asserted-by":"crossref","unstructured":"O\u2019Day, J., Syrkin-Nikolau, J., Anidi, C., Kidzinski, L., Delp, S., and Bronte-Stewart, H. (2020). The Turning and Barrier Course Reveals Gait Parameters for Detecting Freezing of Gait and Measuring the Efficacy of Deep Brain Stimulation. PLoS ONE, 15.","DOI":"10.1371\/journal.pone.0231984"},{"key":"ref_45","doi-asserted-by":"crossref","first-page":"206","DOI":"10.1016\/j.gaitpost.2020.05.010","article-title":"Normative Database of Spatiotemporal Gait Parameters Using Inertial Sensors in Typically Developing Children and Young Adults","volume":"80","author":"Voss","year":"2020","journal-title":"Gait Posture"},{"key":"ref_46","doi-asserted-by":"crossref","unstructured":"L\u00f3pez, A.M., Alvarez, J.C., and \u00c1lvarez, D. (2019). Walking Turn Prediction from Upper Body Kinematics: A Systematic Review with Implications for Human-Robot Interaction. Appl. Sci., 9.","DOI":"10.3390\/app9030361"},{"key":"ref_47","first-page":"4102","article-title":"Review of Data Preprocessing Techniques in Data Mining","volume":"12","author":"Alasadi","year":"2017","journal-title":"J. Eng. Appl. Sci."},{"key":"ref_48","doi-asserted-by":"crossref","unstructured":"Zhao, X., Yu, B., Liu, Y., Chen, Z., Li, Q., Wang, C., and Wu, J. (2019). Estimation of Poverty Using Random Forest Regression with Multi-Source Data: A Case Study in Bangladesh. Remote Sens., 11.","DOI":"10.3390\/rs11040375"},{"key":"ref_49","first-page":"542","article-title":"Cross-Validation","volume":"1","author":"Berrar","year":"2019","journal-title":"Encycl. Bioinform. Comput. Biol."},{"key":"ref_50","doi-asserted-by":"crossref","first-page":"540","DOI":"10.1016\/j.gaitpost.2014.12.011","article-title":"Sex Differences in Whole Body Gait Kinematics at Preferred Speeds","volume":"41","author":"Bruening","year":"2015","journal-title":"Gait Posture"},{"key":"ref_51","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1016\/j.gaitpost.2016.01.021","article-title":"Age-Independent and Age-Dependent Sex Differences in Gait Pattern Determined by Principal Component Analysis","volume":"46","author":"Kobayashi","year":"2016","journal-title":"Gait Posture"},{"key":"ref_52","first-page":"16","article-title":"Differences in Gait Parameters at a Preferred Walking Speed in Healthy Subjects Due to Age, Height and Body Weight","volume":"13","author":"Samson","year":"2001","journal-title":"Aging"},{"key":"ref_53","doi-asserted-by":"crossref","first-page":"170818","DOI":"10.1098\/rsos.170818","article-title":"Reference Values of Gait Using APDM Movement Monitoring Inertial Sensor System","volume":"5","author":"Fang","year":"2018","journal-title":"R. Soc. Open Sci."},{"key":"ref_54","doi-asserted-by":"crossref","first-page":"289","DOI":"10.1111\/apha.12807","article-title":"Adopting an External Focus of Attention Alters Intracortical Inhibition within the Primary Motor Cortex","volume":"220","author":"Kuhn","year":"2017","journal-title":"Acta Physiol."},{"key":"ref_55","doi-asserted-by":"crossref","first-page":"1241","DOI":"10.1080\/02640410903150467","article-title":"The Effect of Attentional Focus on Running Economy","volume":"27","author":"Hagemann","year":"2009","journal-title":"J. Sports Sci."},{"key":"ref_56","first-page":"207","article-title":"On the Optimal Focus of Attention for Efficient Running at High Intensity","volume":"2","author":"Anheier","year":"2013","journal-title":"Sport Exerc. Perform. Psychol."},{"key":"ref_57","doi-asserted-by":"crossref","first-page":"619","DOI":"10.1093\/ageing\/afl107","article-title":"Association of Executive Function and Performance of Dual-Task Physical Tests among Older Adults: Analyses from the InChianti Study","volume":"35","author":"Coppin","year":"2006","journal-title":"Age Ageing"},{"key":"ref_58","doi-asserted-by":"crossref","first-page":"9","DOI":"10.1515\/revneuro-2012-0067","article-title":"The Basal Ganglia: Motor and Cognitive Relationships in a Clinical Neurobehavioral Context","volume":"24","author":"Leisman","year":"2013","journal-title":"Rev. Neurosci."},{"key":"ref_59","doi-asserted-by":"crossref","first-page":"838","DOI":"10.1097\/EDE.0b013e318187a7b0","article-title":"Sleep Duration: How Well Do Self-Reports Reflect Objective Measures? The CARDIA Sleep Study","volume":"19","author":"Lauderdale","year":"2008","journal-title":"Epidemiology"},{"key":"ref_60","doi-asserted-by":"crossref","first-page":"1239","DOI":"10.1080\/07420528.2017.1358736","article-title":"Intra-Individual Variability in the Sleep of Senior and Junior Rugby League Athletes during the Competitive Season","volume":"34","author":"Caia","year":"2017","journal-title":"Chronobiol. Int."},{"key":"ref_61","doi-asserted-by":"crossref","first-page":"580","DOI":"10.1097\/PSY.0b013e3181a2515c","article-title":"Embodiment of Sadness and Depression-Gait Patterns Associated with Dysphoric Mood","volume":"71","author":"Michalak","year":"2009","journal-title":"Psychosom. Med."},{"key":"ref_62","doi-asserted-by":"crossref","first-page":"1327","DOI":"10.5665\/sleep.3924","article-title":"A Novel BHLHE41 Variant Is Associated with Short Sleep and Resistance to Sleep Deprivation in Humans","volume":"37","author":"Pellegrino","year":"2014","journal-title":"Sleep"}],"container-title":["Sensors"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/1424-8220\/22\/19\/7406\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,11]],"date-time":"2025-10-11T00:41:53Z","timestamp":1760143313000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/1424-8220\/22\/19\/7406"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,9,29]]},"references-count":62,"journal-issue":{"issue":"19","published-online":{"date-parts":[[2022,10]]}},"alternative-id":["s22197406"],"URL":"https:\/\/doi.org\/10.3390\/s22197406","relation":{},"ISSN":["1424-8220"],"issn-type":[{"value":"1424-8220","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,9,29]]}}}