Kristie Bjornson

ORCID: 0000-0003-1106-693X
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About
Contact & Profiles
Research Areas
  • Cerebral Palsy and Movement Disorders
  • Family and Disability Support Research
  • Infant Development and Preterm Care
  • Botulinum Toxin and Related Neurological Disorders
  • Stroke Rehabilitation and Recovery
  • Children's Physical and Motor Development
  • Neonatal and fetal brain pathology
  • Childhood Cancer Survivors' Quality of Life
  • Obesity, Physical Activity, Diet
  • Balance, Gait, and Falls Prevention
  • Spinal Cord Injury Research
  • Physical Activity and Health
  • Delphi Technique in Research
  • Assistive Technology in Communication and Mobility
  • Muscle activation and electromyography studies
  • Neurogenetic and Muscular Disorders Research
  • Hip disorders and treatments
  • Occupational Therapy Practice and Research
  • Inclusion and Disability in Education and Sport
  • Anesthesia and Neurotoxicity Research
  • Down syndrome and intellectual disability research
  • Child Nutrition and Feeding Issues
  • Traumatic Brain Injury Research
  • Respiratory Support and Mechanisms
  • Sports injuries and prevention

Seattle Children's Hospital
2016-2025

University of Washington
2016-2025

Seattle University
2023

Northwestern University
2021

Northwestern College - Iowa
2021

Seattle Public Schools
2020-2021

University of Kentucky
2021

University of Wisconsin–Eau Claire
2018

University of California, Los Angeles
2018

University of Mississippi
2018

Assessment of walking activity in youth with cerebral palsy (CP) has traditionally been "capacity-based." The purpose this study was to describe the day-to-day ambulatory "performance" CP compared who were developing typically.Eighty-one CP, aged 10 13 years, categorized as being Gross Motor Function Classification System (GMFCS) levels I III and 30 age-matched typically recruited.Using a cross-sectional design, participants wore StepWatch monitor for 7 days while documenting average daily...

10.2522/ptj.20060157 article EN Physical Therapy 2007-03-01

This paper describes the development and psychometric properties of a condition‐specific quality life instrument for children with cerebral palsy (CP QOL‐Child). A sample 205 primary caregivers CP aged 4 to 12 years (mean 8y 5mo) 53 9 completed QOL‐Child. The (112 males, 93 females) were sampled across Gross Motor Function Classification System (GMFCS) levels (Level I=18%, II=28%, III=14%, IV=11%, V=27%). Primary also other measures child health (Child Health Questionnaire; CHQ), QOL...

10.1017/s0012162207000126.x article EN Developmental Medicine & Child Neurology 2006-12-21

BACKGROUND. Spasticity is a prevalent disabling clinical symptom for children with cerebral palsy. Treatment of spasticity botulinum toxin in palsy was first reported 1993. Botulinum provides focal, controlled muscle weakness reduction spasticity. Interpretation the literature difficult because paucity reliable measures and challenges measuring meaningful functional changes disabilities. OBJECTIVE. This study documents effects A injections into gastrocnemius muscles spastic diplegia....

10.1542/peds.2007-0016 article EN PEDIATRICS 2007-07-01

The goal of this study was to describe sleep patterns and accomplishment daily life habits in children with Down syndrome (DS) investigate the relationship between subjective indicators disturbance functional outcomes life.Cross-sectional an Internet sample.Online survey filled out at home.110 parents DS 29 typical development (TD), age 5 18 years.N/A.Children's Sleep Habits Questionnaire employed collect information about disturbances 8 domains (subscales) a total score. Life (Life-H)...

10.5665/sleep.4326 article EN SLEEP 2014-12-31

SUMMARY This is a prospective observational study of consecutive series 34 children with spastic cérébral palsy treated at single center. 10 had quadriplegia and 24 diplegia. AH were followed for least one year. After selective dorsal rhizotomy (SDR), all received month physical therapy the center prescribed program in their community. The assessed before year after SDR therapy, using Ashworth Scale, deep tendon reflex response, range motion Gross Motor Function Measure. results show that...

10.1111/j.1469-8749.1994.tb08187.x article EN Developmental Medicine & Child Neurology 1994-09-01

Long-term continuous intrathecal baclofen (CITB) infusion is a treatment option used to manage otherwise intractable spasticity and delivered via an implantable pump. The purpose of this single-center multidisciplinary review was report on the long-term safety efficacy CITB in 21 children with severe cerebral origin. Nineteen recipients had spastic quadriplegia two diplegia. Seven level IV severity Gross Motor Functional Classification System 14 V. Median age at implantation 12 years (range...

10.1017/s0012162201002729 article EN Developmental Medicine & Child Neurology 2002-10-01

Long‐term continuous intrathecal baclofen (CITB) infusion is a treatment option used to manage otherwise intractable spasticity and delivered via an implantable pump. The purpose of this single‐center multidisciplinary review was report on the long‐term safety efficacy CITB in 21 children with severe cerebral origin. Nineteen recipients had spastic quadriplegia two diplegia. Seven level IV severity Gross Motor Functional Classification System 14 V. Median age at implantation 12 years (range...

10.1111/j.1469-8749.2002.tb00267.x article EN Developmental Medicine & Child Neurology 2002-10-01

In Brief Purpose: To compare the influence of functional level, ambulatory, and physical activity performance on self-reported health status quality life (QOL) youth with cerebral palsy (CP) typical development. Methods: A cross-sectional comparison cohort design was used in 81 CP, ages 10 to 13 years 30 Participants wore StepWatch™ monitor for 7 days completed Activity Scale Kids, Child Health Questionnaire-Child Form, Youth Quality Life Questionnaire. Multiple regression analysis used....

10.1097/pep.0b013e318181a959 article EN Pediatric Physical Therapy 2008-01-01

Purpose: To describe daily walking stride rate patterns of young children with cerebral palsy (CP) as compared to a typically developing youth (TDY) cohort relative age and functional level. Method: A cross-sectional comparison study 209 CP 368 TDY aged 2–13 years. Youth had Gross Motor Function Classification System (GMFCS) levels I–III 60% bilateral involvement 79% spastic. Five days StepWatch data were averaged classified into low, moderate high rates. Group differences examined by t-test...

10.3109/09638288.2013.845254 article EN Disability and Rehabilitation 2013-10-25

This study is a comparative analysis and meta‐analysis of three randomized clinical trials. Children with spastic diplegia received either 'selective’dorsal rhizotomy (SDR) plus physiotherapy (SDR+PT) or PT without SDR (PT‐only). Common outcome measures were used for spasticity (Ashworth scale) function (Gross Motor Function Measure [GMFM]). Baseline 9‐ to 12‐month data pooled ( n =90). At baseline, 82 children under 8 years old 65 had Gross Classification System level II III disability....

10.1111/j.1469-8749.2002.tb00254.x article EN Developmental Medicine & Child Neurology 2002-01-01

SUMMARY Spasticity was quantified in nine children with spastic diplegia, using a sinusoidal displacement of the foot at frequencies from 3 to 12Hz. Ankle‐joint stiffness separated into elastic (energystoring) and viscous (energy‐dissipating) components. ‘Path length’ used represent variation over this frequency range. Compared 11 unaffected children, significant difference path lengths demonstrated for spasticity. An age‐dependent effect when were compared those 10 adults. A modified...

10.1111/j.1469-8749.1991.tb14928.x article FR Developmental Medicine & Child Neurology 1991-07-01

Arthrogryposis is characterized by multiple congenital joint contractures that affect ambulation. This study compared ambulatory activity of subjects with the 2 most common forms arthrogryposis and a control group typically developing youth.This cross-sectional, cohort study. Thirteen amyoplasia or distal 13 age- sex-matched controls wore StepWatch3 Activity Monitor on their ankles for 7 days. The daily frequency, duration, intensity were measured. parents also completed Activities Scale...

10.1097/bpo.0b013e3181990214 article EN Journal of Pediatric Orthopaedics 2009-03-01

Cerebral palsy (CP) affects roughly 3 per 1000 births in the United States and is most common pediatric developmental motor disability. Ankle foot orthoses (AFOs) are commonly prescribed to provide support improve function for individuals with CP.The study objective was evaluate lived experiences of CP their caregivers regarding AFO access, use, priorities. We examined around perceived purpose AFOs, provision process, current barriers ideas future design.Secondary qualitative data...

10.1097/pxr.0000000000000165 article EN Prosthetics and Orthotics International 2022-07-14

The objective of this study was to evaluate the validity Gross Motor Function Measure (GMFM) in children with spastic diplegia. GMFM is a criterion-referenced evaluative tool designed quantify change motor function over time. administered 37 diplegia three times: once as baseline and again after 12− 24-month intervals. Paired videotapes assessments were viewed by therapist familiar GMFM, but unfamiliar child. asked judge how much skills observed between tapes. hypothesis that correlation...

10.1097/00001577-199801020-00002 article EN Pediatric Physical Therapy 1998-01-01
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