The aim of this randomized crossover clinical trial is to determine the effect of robot assisted gait training combined with physiotherapy on body composition and functional variables in a pediatric population with neurodevelopmental disorders.The main questions to answer are: * Does this treatment improve body composition parameters? * Does the treatment help maintaining functionality and without causing discomfort or pain? Participants will perform 2 weekly physiotherapy sessions for 8 weeks, then there will be 4 weeks of washout, afer which each patient will cross over to the other group for 8 more weeks.
Pediatric population with neurodevelopmental disorders, such as cerebral palsy (CP), levels IV-V of the Gross Motor Function Classification System (GMFCS), do not walk independently due to their significant physical limitations, so their body composition may be altered, which in turn affects their functional level and may lead to the appearance of musculoskeletal complications. Robot assisted gait training (RAGT) offers a new opportunity to improve mobility of pediatric population with CP levels IV-V of GMFCS, although scientific literature is still scarce in this population. The main aim of this study is to determine the effect of RAGT on body composition and functional variables in a pediatric population with neurodevelopmental disorders. Also to analyze changes in functional, musculoeskeletal, and stress biomarkers variables after the intervention, and to evaluate the cardiorespiratory adaptation to the RAGT. A convenience sample of 10-12 participants will be selected, who will serve as their own control. It has been taken into account that previous studies conducted on pediatric population with CP this sample size is adequate. At the beginning of the study, 50% of the participants will be part of the RAGT group, which will perform 2 weekly sessions of RAGT plus conventional therapy; and the other 50% will belong to the conventional physical therapy group. The study consists of phases 1 and 2 of treatment with a washout period between phases: after "phase 1" (8 weeks of therapy in one of the two groups), there will be 4 weeks of washout, after which each patient will cross over to the other group in "phase 2" (for 8 weeks). Participants will be assessed before phase 1 (T1), after phase 1 (T2), before phase 2 (T3) and after phase 2 (T4).
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
9
Participants will complete 8 weeks of intervention of robot assisted gait training with the ATLAS 2030 exoskeleton (Marsi Bionics) owned by the school which they attend to. They will have 2 weekly sessions (16 sessions in total) for 4 weeks. Each session will last up to 1 hour (depending on the child's tolerance) although a minimum of 30 minutes per session and a minimum of 12 sessions will be set in this time. The training mode will be automatic. In addition, they will continue to carry out the rest of their usual treatments.
Participants will complete 8 weeks of conventional therapy, with 2 sessions per week (16 sessions total). During the conventional treatment period, participants will continue with the conventional physical therapy they have received thus far. The content of the usual care treatment does not specifically address gait training, but consists of elements addressing range of motion, tone reduction, balance, activities of daily living, etc. The conventional intervention may be different for each individual based on their needs (to represent usual care), however, participants will be advised not to change the intervention, type, and frequency during the study.
University of Valencia
Valencia, València, Spain
Body composition, fat %
Measured by bioimpedanciometry (BIA): fat (%).
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Body composition, fat in kg
Measured by bioimpedanciometry (BIA): fat (kg)
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Body composition, lean mass (kg)
Measured by bioimpedanciometry (BIA): lean mass (kg), lean mass (%), total mass (%), dry lean weight (%), Body mass index, and resistance at 50 kHz measured in Ohms
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Body composition, lean mass (%)
Measured by bioimpedanciometry (BIA): lean mass (%).
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Body composition, dry lean weight
Measured by bioimpedanciometry (BIA): dry lean weight (%).
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Bone mineral density.
Measured by ultrasound densitometry.
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Functional and musculoeskeletal assessmement, clinical data.
Measured by the "Cerebral Palsy Follow-Up Program" (CPUP): clinical data.
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Functional and musculoeskeletal assessmement, musculoskeletal history.
Measured by the "Cerebral Palsy Follow-Up Program" (CPUP): musculoskeletal history (previous history of fractures, subluxation or hip dysplasia), technical aids that are currently needed, neurorehabilitation treatments that are currently received at the center.
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Functional and musculoeskeletal assessmement, disability assessment
Measured by the "Cerebral Palsy Follow-Up Program" (CPUP): disability assessment using the Pediatric Evaluation Disability Inventory (PEDI), range of motion of lower limb joints (it will be measured with a goniometer for hip, knee and ankle), spasticity in the muscles of the lower limbs (it will be measured with the modified Asworth Scale), and also the functional capacity using the Functional Mobility Scale (FMS).
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Functional and musculoeskeletal assessmement, range of motion
Measured by the "Cerebral Palsy Follow-Up Program" (CPUP): range of motion of lower limb joints (it will be measured with a goniometer for hip, knee and ankle), spasticity in the muscles of the lower limbs (it will be measured with the modified Asworth Scale), and also the functional capacity using the Functional Mobility Scale (FMS).
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Functional and musculoeskeletal assessmement, spasticity
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Measured by the "Cerebral Palsy Follow-Up Program" (CPUP): spasticity in the muscles of the lower limbs (it will be measured with the modified Asworth Scale), and also the functional capacity using the Functional Mobility Scale (FMS).
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Functional and musculoeskeletal assessmement, functional capacity
Measured by the "Cerebral Palsy Follow-Up Program" (CPUP): functional capacity using the Functional Mobility Scale (FMS).
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Anthropometric measurements, weight
Weight (kg)
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Anthropometric measurements, height
Height (cm)
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Anthropometric measurements, BMI
Body Mass Index (kg/m2)
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Anthropometric measurements, circumferences
circumferences of arm, calf, waist and hip (cm)
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Nutritional status
The nutritional status of each participant will be defined by weight-for-age percentiles, height-for-age percentiles, weight-for-height ratio, and BMI-for-age, following WHO growth charts and ASPEN standards, as in previous studies in this population.
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Postural ability
Posture and Postural Ability Scale (PPAS) in sitting, supine and prone.
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Cardio-respiratory measurement, heart rate
Heart rate (HR) will be measured by pulse oximetry.
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).
Cardio-respiratory measurement, oxygen saturation
Oxygen saturation (SaO2) will be measured by pulse oximetry.
Time frame: Before phase 1 (T1, pre intervention), after phase 1 (T2, after 8 weeks intervention), before phase 2 (T3, pre intervention) and after phase 2 (T4, after 8 weeks intervention).