Beth Smith, PT, DPT, PhD

Title(s)Associate Professor of Pediatrics
SchoolKeck School of Medicine of Usc
Address4650 Sunset Blvd
Off Campus
Los Angeles CA 90027
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    Dr. Smith focuses on the development of neural control of movement during infancy and evaluates interventions for neural and functional development in infants with or at risk for developmental delay. She directs the Infant Neuromotor Control Laboratory.

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    2/24 Healthy Brain and Child Development National Consortium
    NIH U01DA055362Sep 30, 2021 - Jun 30, 2026
    Role: Co-Principal Investigator
    Mobile Health Intervention to Promote Positive Infant Health Outcomes in Guatemala
    NIH R21HD107983Sep 1, 2021 - Aug 31, 2023
    Role: Principal Investigator
    Emergence of arm reaching behavior and lateralization of motor control in infancy
    NIH R01HD101641Sep 17, 2020 - Jan 31, 2026
    Role: Principal Investigator
    Locomotor learning in infants at high risk for cerebral palsy
    NIH R01HD098364Mar 18, 2020 - Feb 28, 2025
    Role: Co-Principal Investigator
    Wearable Sensors for Early Identification of Poor Neurodevelopment in Guatemala
    NIH R21HD096521Jul 15, 2019 - Jun 30, 2021
    Role: Principal Investigator
    Neural correlates of the development of reaching in infants at risk for developmental delay
    NIH R03HD096137Jul 15, 2018 - Jun 30, 2021
    Role: Principal Investigator
    Cortical Preparation for Postural Responses in Parkinson's Disease
    NIH F32HD070796May 1, 2011 - Sep 30, 2011
    Role: Principal Investigator

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    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Impact of COVID-19 on mental health: Effects on screening, care delivery, and people with cystic fibrosis. J Cyst Fibros. 2021 Dec; 20 Suppl 3:31-38. Smith BA, Georgiopoulos AM, Mueller A, Abbott J, Lomas P, Aliaj E, Quittner AL. PMID: 34930540; PMCID: PMC8716152.
      View in: PubMed   Mentions:
    2. Early Detection of Cognitive, Language, and Motor Delays for Low-Income Preterm Infants: A Brazilian Cohort Longitudinal Study on Infant Neurodevelopment and Maternal Practice. Front Psychol. 2021; 12:753551. Valentini NC, de Borba LS, Panceri C, Smith BA, Procianoy RS, Silveira RC. PMID: 34777151; PMCID: PMC8581740.
      View in: PubMed   Mentions:
    3. Leg Movement Rate before and after a Caregiver-Provided Intervention for Infants at Risk of Developmental Disability: A Pilot Study. Phys Occup Ther Pediatr. 2022; 42(3):259-274. Rosales MR, Deng W, Nishiyori R, Vanderbilt DL, Smith BA. PMID: 34641749.
      View in: PubMed   Mentions:    Fields:    
    4. Changes in social support of pregnant and postnatal mothers during the COVID-19 pandemic. Midwifery. 2021 Dec; 103:103162. Zhou J, Havens KL, Starnes CP, Pickering TA, Brito NH, Hendrix CL, Thomason ME, Vatalaro TC, Smith BA. PMID: 34649034; PMCID: PMC8485715.
      View in: PubMed   Mentions:    Fields:    
    5. Infant Reaching in the First Year of Life: A Scoping Review of Typical Development and Examples of Atypical Development. Phys Occup Ther Pediatr. 2022; 42(1):80-98. Zhou J, Smith BA. PMID: 33975491.
      View in: PubMed   Mentions:    Fields:    
    6. Leg Movement Rate Pre- and Post-Kicking Intervention in Infants with Down Syndrome. Phys Occup Ther Pediatr. 2021; 41(6):590-600. Khasgiwale RN, Smith BA, Looper J. PMID: 33792482; PMCID: PMC8478830.
      View in: PubMed   Mentions:    Fields:    
    7. Electroencephalography measures of relative power and coherence as reaching skill emerges in infants born preterm. Sci Rep. 2021 02 11; 11(1):3609. Nishiyori R, Xiao R, Vanderbilt D, Smith BA. PMID: 33574372; PMCID: PMC7878512.
      View in: PubMed   Mentions:    Fields:    
    8. The Otteroo: A Case Series Exploring Its Potential to Support Physical Therapy Intervention in Infants with or at Risk for Developmental Delay. Healthcare (Basel). 2021 Jan 21; 9(2). Reed I, Menz S, Smith BA. PMID: 33494190; PMCID: PMC7909761.
      View in: PubMed   Mentions:
    9. Using Wearable Sensor Technology to Measure Motion Complexity in Infants at High Familial Risk for Autism Spectrum Disorder. Sensors (Basel). 2021 Jan 17; 21(2). Wilson RB, Vangala S, Elashoff D, Safari T, Smith BA. PMID: 33477359; PMCID: PMC7830886.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    10. Collecting Infant Environmental and Experiential Data Using Smartphone Surveys. Pediatr Phys Ther. 2021 01 01; 33(1):47-49. Rosales MR, Rohloff P, Vanderbilt DL, Tripathi T, Valentini NC, Dusing S, Smith BA. PMID: 33337776.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    11. Effectiveness of a home-based early cognitive-motor intervention provided in daycare, home care, and foster care settings: Changes in motor development and context affordances. Early Hum Dev. 2020 12; 151:105223. Valentini NC, de Almeida CS, Smith BA. PMID: 33065448.
      View in: PubMed   Mentions:
    12. How Many Days are Necessary to Represent Typical Daily Leg Movement Behavior for Infants at Risk of Developmental Disabilities? Sensors (Basel). 2020 Sep 18; 20(18). Deng W, Nishiyori R, Vanderbilt DL, Smith BA. PMID: 32961954; PMCID: PMC7570480.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    13. Neonatal Adverse Outcomes, Neonatal Birth Risks, and Socioeconomic Status: Combined Influence on Preterm Infants' Cognitive, Language, and Motor Development in Brazil. J Child Neurol. 2020 12; 35(14):989-998. Panceri C, Valentini NC, Silveira RC, Smith BA, Procianoy RS. PMID: 32787744.
      View in: PubMed   Mentions:
    14. Beyond the neonatal intensive care unit: the impact of preterm birth. Dev Med Child Neurol. 2020 10; 62(10):1117-1118. Lakshmanan A, Smith BA, Vanderbilt DL. PMID: 32633827.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    15. Infant Leg Activity Intensity Before and After Naps. J Meas Phys Behav. 2020 Jun; 3(2):157-163. Trujillo-Priego IA, Zhou J, Werner IF, Deng W, Smith BA. PMID: 34109304; PMCID: PMC8186238.
      View in: PubMed   Mentions:
    16. Quantitative Gait Analysis in Duplication 15q Syndrome and Nonsyndromic ASD. Autism Res. 2020 07; 13(7):1102-1110. Wilson RB, Elashoff D, Gouelle A, Smith BA, Wilson AM, Dickinson A, Safari T, Hyde C, Jeste SS. PMID: 32282133; PMCID: PMC7498372.
      View in: PubMed   Mentions:    Fields:    Translation:HumansCells
    17. Quantifying Caregiver Movement when Measuring Infant Movement across a Full Day: A Case Report. Sensors (Basel). 2019 Jun 29; 19(13). Zhou J, Schaefer SY, Smith BA. PMID: 31261884; PMCID: PMC6651298.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    18. Wearables for Pediatric Rehabilitation: How to Optimally Design and Use Products to Meet the Needs of Users. Phys Ther. 2019 06 01; 99(6):647-657. Lobo MA, Hall ML, Greenspan B, Rohloff P, Prosser LA, Smith BA. PMID: 30810741; PMCID: PMC6545272.
      View in: PubMed   Mentions:
    19. How Many Days Are Necessary to Represent an Infant's Typical Daily Leg Movement Behavior Using Wearable Sensors? Phys Ther. 2019 06 01; 99(6):730-738. Deng W, Trujillo-Priego IA, Smith BA. PMID: 31155662; PMCID: PMC6545277.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    20. EVALUATION OF THE RHYTHMIC ARTS PROJECT, A MULTI-MODAL RHYTHM-BASED PERCEPTION AND ACTION INTERVENTION, IN A SCHOOL-BASED SETTING IN CHILDREN WITH AUTISM SPECTRUM DISORDERS. J Am Acad Spec Educ Prof. 2019 Spring/Summer; 2019:171-179. Smith BA, Tuduri E, Mostovoy E, Pannell D, Landon C. PMID: 34631900; PMCID: PMC8500456.
      View in: PubMed   Mentions:
    21. Sensor Measures of Symmetry Quantify Upper Limb Movement in the Natural Environment Across the Lifespan. Arch Phys Med Rehabil. 2019 06; 100(6):1176-1183. Smith BA, Lang CE. PMID: 30703350; PMCID: PMC6645783.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    22. Identification of Developmental Delay in Infants Using Wearable Sensors: Full-Day Leg Movement Statistical Feature Analysis. IEEE J Transl Eng Health Med. 2019; 7:2800207. Abrishami MS, Nocera L, Mert M, Trujillo-Priego IA, Purushotham S, Shahabi C, Smith BA. PMID: 30800535; PMCID: PMC6375381.
      View in: PubMed   Mentions: 10  
    23. Relationships between variance in electroencephalography relative power and developmental status in infants with typical development and at risk for developmental disability: An observational study. Gates Open Res. 2018; 2:47. Hooyman A, Kayekjian D, Xiao R, Jiang C, Vanderbilt DL, Smith BA. PMID: 30569037; PMCID: PMC6266744.
      View in: PubMed   Mentions:
    24. Relationships between full-day arm movement characteristics and developmental status in infants with typical development as they learn to reach: An observational study. Gates Open Res. 2018; 2:17. Shida-Tokeshi J, Lane CJ, Trujillo-Priego IA, Deng W, Vanderbilt DL, Loeb GE, Smith BA. PMID: 29708221; PMCID: PMC5915838.
      View in: PubMed   Mentions: 4  
    25. Differences in Spontaneous Leg Movement Patterns Between Infants With Typical Development and Infants at Risk for Developmental Delay: Cross-sectional Observation Prior to Sitting Onset. J Mot Learn Dev. 2018 Jun; 6(1):101-113. Deng W, Vanderbilt DL, Smith BA. PMID: 30886873; PMCID: PMC6419961.
      View in: PubMed   Mentions: 2  
    26. Electroencephalography power and coherence changes with age and motor skill development across the first half year of life. PLoS One. 2018; 13(1):e0190276. Xiao R, Shida-Tokeshi J, Vanderbilt DL, Smith BA. PMID: 29329316; PMCID: PMC5766131.
      View in: PubMed   Mentions: 8     Fields:    Translation:Humans
    27. Sample Entropy Identifies Differences in Spontaneous Leg Movement Behavior between Infants with Typical Development and Infants at Risk of Developmental Delay. Technologies (Basel). 2017 Sep; 5(3). Smith BA, Vanderbilt DL, Applequist B, Kyvelidou A. PMID: 29114479; PMCID: PMC5671804.
      View in: PubMed   Mentions: 8  
    28. Implementing Nursing Professional Development: Scope and Standards of Practice (3rd Ed.): One Organization's Journey. J Nurses Prof Dev. 2017 Sep/Oct; 33(5):269-271. Burke KG, Richardson C, Smith BA. PMID: 28891887.
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    29. Kinematic characteristics of infant leg movements produced across a full day. J Rehabil Assist Technol Eng. 2017 Jan-Dec; 4. Trujillo-Priego IA, Smith BA. PMID: 28845239; PMCID: PMC5565846.
      View in: PubMed   Mentions: 10  
    30. Development of a Wearable Sensor Algorithm to Detect the Quantity and Kinematic Characteristics of Infant Arm Movement Bouts Produced across a Full Day in the Natural Environment. Technologies (Basel). 2017 Sep; 5(3). Trujillo-Priego IA, Lane CJ, Vanderbilt DL, Deng W, Loeb GE, Shida J, Smith BA. PMID: 28824853; PMCID: PMC5558826.
      View in: PubMed   Mentions: 17  
    31. Determining if wearable sensors affect infant leg movement frequency. Dev Neurorehabil. 2018 Feb; 21(2):133-136. Jiang C, Lane CJ, Perkins E, Schiesel D, Smith BA. PMID: 28613085; PMCID: PMC5730508.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    32. Immediate Effect of Positioning Devices on Infant Leg Movement Characteristics. Pediatr Phys Ther. 2016; 28(3):304-10. Jiang C, de Armendi JT, Smith BA. PMID: 27341579; PMCID: PMC4922547.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    33. Daily Quantity of Infant Leg Movement: Wearable Sensor Algorithm and Relationship to Walking Onset. Sensors (Basel). 2015 Aug 04; 15(8):19006-20. Smith BA, Trujillo-Priego IA, Lane CJ, Finley JM, Horak FB. PMID: 26247951; PMCID: PMC4570357.
      View in: PubMed   Mentions: 21     Fields:    Translation:Humans
    34. Mobility and Ambulation for Patients with Pulmonary Artery Catheters: A Retrospective Descriptive Study. J Acute Care Phys Ther. 2015 Aug; 6(2):64-70. Fields C, Trotsky A, Fernandez N, Smith BA. PMID: 27347435; PMCID: PMC4915385.
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    35. Commentary on: "Standing Programs to Promote Hip Flexibility in Children With Spastic Diplegic Cerebral Palsy". Pediatr Phys Ther. 2015; 27(3):249. Bishop N, Smith BA, Prieto N. PMID: 26020595.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    36. Consistency in Administration and Response for the Backward Push and Release Test: A Clinical Assessment of Postural Responses. Physiother Res Int. 2016 Mar; 21(1):36-46. Smith BA, Carlson-Kuhta P, Horak FB. PMID: 25431128; PMCID: PMC4447599.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    37. Effects of amplitude cueing on postural responses and preparatory cortical activity of people with Parkinson disease. J Neurol Phys Ther. 2014 Oct; 38(4):207-15. Smith BA, Jacobs JV, Horak FB. PMID: 25198870; PMCID: PMC4322905.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    38. Commentary on "measuring postural stability in young children with cerebral palsy: a comparison of 2 instruments". Pediatr Phys Ther. 2014; 26(3):338. Premysler CR, Smith BA. PMID: 24979090; PMCID: PMC4106012.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    39. Using a treadmill intervention to promote the onset of independent walking in infants with or at risk for neuromotor delay. Phys Ther. 2013 Nov; 93(11):1441-6. Smith BA, Bompiani E. PMID: 23813089.
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    40. Muscle activation patterns in infants with myelomeningocele stepping on a treadmill. Pediatr Phys Ther. 2013; 25(3):278-89. Sansom JK, Teulier C, Smith BA, Moerchen V, Muraszko K, Ulrich BD. PMID: 23685739; PMCID: PMC3706031.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    41. Systematic review and evidence-based clinical recommendations for dosing of pediatric supported standing programs. Pediatr Phys Ther. 2013; 25(3):232-47. Paleg GS, Smith BA, Glickman LB. PMID: 23797394.
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    42. Keeping your balance while balancing a cylinder: interaction between postural and voluntary goals. Exp Brain Res. 2012 Nov; 223(1):79-87. Papegaaij S, de Lima-Pardini AC, Smith BA, Otten E, Cohen RG, Horak FB. PMID: 22965549; PMCID: PMC3474899.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    43. Effects of magnitude and magnitude predictability of postural perturbations on preparatory cortical activity in older adults with and without Parkinson's disease. Exp Brain Res. 2012 Oct; 222(4):455-70. Smith BA, Jacobs JV, Horak FB. PMID: 22936099; PMCID: PMC3472959.
      View in: PubMed   Mentions: 15     Fields:    Translation:Humans
    44. The interaction of postural and voluntary strategies for stability in Parkinson's disease. J Neurophysiol. 2012 Sep; 108(5):1244-52. de Lima-Pardini AC, Papegaaij S, Cohen RG, Teixeira LA, Smith BA, Horak FB. PMID: 22673326; PMCID: PMC3544957.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    45. Gait parameter adjustments for walking on a treadmill at preferred, slower, and faster speeds in older adults with down syndrome. Curr Gerontol Geriatr Res. 2012; 2012:782671. Smith BA, Kubo M, Ulrich BD. PMID: 22693497; PMCID: PMC3369407.
      View in: PubMed   Mentions:
    46. Vibration-induced motor responses of infants with and without myelomeningocele. Phys Ther. 2012 Apr; 92(4):537-50. Saavedra SL, Teulier C, Smith BA, Kim B, Beutler BD, Martin BJ, Ulrich BD. PMID: 22228610; PMCID: PMC3317481.
      View in: PubMed   Mentions:
    47. Patterns of gait variability across the lifespan in persons with and without down syndrome. J Neurol Phys Ther. 2011 Dec; 35(4):170-7. Smith BA, Stergiou N, Ulrich BD. PMID: 22052133; PMCID: PMC3223537.
      View in: PubMed   Mentions:
    48. Effects of treadmill exercise on behavioral recovery and neural changes in the substantia nigra and striatum of the 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine-lesioned mouse. Brain Res. 2011 Apr 22; 1386:70-80. Smith BA, Goldberg NR, Meshul CK. PMID: 21315689; PMCID: PMC3073026.
      View in: PubMed   Mentions: 18     Fields:    Translation:AnimalsCells
    49. Impact of enhanced sensory input on treadmill step frequency: infants born with myelomeningocele. Pediatr Phys Ther. 2011; 23(1):42-52. Pantall A, Teulier C, Smith BA, Moerchen V, Ulrich BD. PMID: 21266940; PMCID: PMC3461189.
      View in: PubMed   Mentions:
    50. Approximate entropy values demonstrate impaired neuromotor control of spontaneous leg activity in infants with myelomeningocele. Pediatr Phys Ther. 2011; 23(3):241-7. Smith BA, Teulier C, Sansom J, Stergiou N, Ulrich BD. PMID: 21829116; PMCID: PMC3436602.
      View in: PubMed   Mentions:
    51. Gait adaptations in response to perturbations in adults with Down syndrome. Gait Posture. 2010 Jun; 32(2):149-54. Smith BA, Ashton-Miller JA, Ulrich BD. PMID: 20452217; PMCID: PMC2906655.
      View in: PubMed   Mentions:
    52. Physical therapists make accurate and appropriate discharge recommendations for patients who are acutely ill. Phys Ther. 2010 May; 90(5):693-703. Smith BA, Fields CJ, Fernandez N. PMID: 20299410; PMCID: PMC2867215.
      View in: PubMed   Mentions:
    53. Lyapunov exponent and surrogation analysis of patterns of variability: profiles in new walkers with and without down syndrome. Motor Control. 2010 Jan; 14(1):126-42. Smith BA, Stergiou N, Ulrich BD. PMID: 20237407; PMCID: PMC2958097.
      View in: PubMed   Mentions:
    54. Stepping responses of infants with myelomeningocele when supported on a motorized treadmill. Phys Ther. 2009 Jan; 89(1):60-72. Teulier C, Smith BA, Kubo M, Chang CL, Moerchen V, Murazko K, Ulrich BD. PMID: 19056853; PMCID: PMC2614450.
      View in: PubMed   Mentions:
    55. Uncontrolled manifold analysis of segmental angle variability during walking: preadolescents with and without Down syndrome. Exp Brain Res. 2007 Dec; 183(4):511-21. Black DP, Smith BA, Wu J, Ulrich BD. PMID: 17717659.
      View in: PubMed   Mentions:
    56. Effect of practice on a novel task--walking on a treadmill: preadolescents with and without Down syndrome. Phys Ther. 2007 Jun; 87(6):766-77. Smith BA, Kubo M, Black DP, Holt KG, Ulrich BD. PMID: 17442836.
      View in: PubMed   Mentions:
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