Compatibility of the global lung function 2012 spirometry reference values in children, adolescents and young adults: a systematic review.

Introduction: The Global Lung Function Initiative (GLI 2012) has published multiethnic spirometry reference values. To identify studies that evaluated the compatibility (applicability, validity, representativeness, agreement and/or adequacy) of the reference equations proposed by the GLI 2012 for spirometry tests in different populations.

Methods: Systematic searches were carried out on the PubMed, LILACS (Latin American and Caribbean Health Sciences Literature), Scopus, Web of Science and Google Scholar databases.

Bronchodilator response assessment through impulse oscillometry system and spirometry in children and adolescents with cystic fibrosis.

Objective: To investigate the effect of bronchodilator on the respiratory mechanics and pulmonary function of children and adolescents with cystic fibrosis.

Methods: Cross-sectional study on clinically stable children and adolescents with cystic fibrosis aged from six to 15 years. Participants underwent impulse oscillometry and spirometry evaluations before and 15 minutes after bronchodilator inhalation.

Respiratory system parameters in children with low severity cystic fibrosis: is there early involvement in relation to healthy peers?

Objective: To compare and analyze pulmonary function and respiratory mechanics parameters between healthy children and children with cystic fibrosis.

Methods: This cross-sectional analytical study included healthy children (HSG) and children with cystic fibrosis (CFG), aged 6-13 years, from teaching institutions and a reference center for cystic fibrosis in Florianópolis/SC, Brazil. The patients were paired by age and sex.

Jaw and neck muscle activity during chewing and craniocervical dysfunction index in children, adolescents, and adults with and without cystic fibrosis: a comparative analysis.

Objective: To compare masticatory muscle activity between people with cystic fibrosis (pwCF) and healthy controls and to verify whether craniocervical dysfunction is associated with the presence of CF.

Methods: Fifty-six participants were assessed and divided into pwCF and healthy control (HC) groups, each one composed of 13 children and adolescents at 9 (SD 3) years old and 15 adults at 25 (SD 6) years old. Craniocervical Dysfunction Index assessed symptoms of dysfunction and cervical spine mobility.

Do impulse oscillometry parameters differ between children and adolescents with symptoms of rhinitis and those without?

Objective: To compare impulse oscillometry parameters between healthy children and adolescents with symptoms of rhinitis and those without.

Methods: This was a cross-sectional analytical study of healthy individuals 7-14 years of age. Health status was determined through the use of questionnaires.

Impact of Forced Exhalation Maneuvers During Spirometry on Airway Resistance Measured by Oscillometry in Healthy Children.

Objective: To analyze the impact of repeated forced spirometry maneuvers on oscillometry parameters of healthy children.

Methods: This is a cross-sectional study with healthy children (6-12 y old) from schools in Florianopolis-SC/Brazil. Good health condition was confirmed through questionnaires, health history, and normal spirometry.

Standard reference and percentiles of maximum respiratory pressures values of healthy children aged 7-10 years.

Objective: This study aims to present standard reference for values of maximum respiratory pressures of healthy schoolchildren, according to gender.

Methods: This is a cross-sectional study involving healthy children aged 7-10 years. Data of body mass and height were evaluated to calculate body mass index (BMI).

Evaluation of cardiopulmonary system outcomes in children with developmental coordination disorder: A systematic review.

Background: children with Developmental Coordination Disorder (DCD) tend to avoid physical activity, which can affect their health and well-being.

Aim: Conduct a systematic review to identify, synthesize and compile data from the literature on the evaluation of the cardiopulmonary system in children with DCD.

Method: According to PRISMA guidelines, we searched for articles indexed in PubMed, LILACS, Scopus, Web of Science, and Cochrane Library.

Coughing and diaphragmatic breathing exercise: What is the repercussion on respiratory mechanics of children and adolescents with cystic fibrosis?

Introduction: The aim of this study was to investigate the immediate effect of coughing episodes and diaphragmatic breathing exercise (DBE) on respiratory mechanics of children/adolescents with cystic fibrosis (CF).

Methods: It is a cross-sectional analytical study that occurred in a reference center for children with CF. Forty-five children/adolescents with CF (60% male; mean age 10.

Immediate effect of inhalation therapy combined with oscillatory positive expiratory pressure on the respiratory system of children with cystic fibrosis.

Introduction: It is recommended the association of inhalation therapies and physiotherapy on the management of cystic fibrosis (CF); however, it is still necessary to understand the effect on respiratory mechanics of these therapies combined. This study aimed to evaluate the immediate effect of inhalation with Dornase-Alfa (DNase) and hypertonic saline solution (HSS), as well as the impact of these inhalation therapies associated with an oral high-frequency oscillation (OHFO) physiotherapy device, on the respiratory mechanics of children and adolescents with CF.

Method: Children/adolescents with CF were allocated into two groups (DNaseG and HSSG), where they performed inhalation therapy before using the OHFO device for physiotherapy.

"Test-retest reliability and minimal detectable change in TGlittre-P test in children and adolescents with cystic fibrosis".

Objective: to provide test-retest reliability for the TGlittre-P in children and adolescents with cystic fibrosis (CFG) and healthy controls (HCG), to establish the minimal detectable change for time in TGlittre-P and comparing the performance in the TGlittre-P test between these populations.

Method: A cross-sectional study evaluated 36 children and adolescents aged 6 to 13. Anthropometric and spirometric evaluation was performed, as well as, on the same day, two TGlittre-P tests with a 30-minute interval between them.

Which factors can influence the number of forced expiratory manoeuvres on spirometry in schoolchildren?

Introduction: Spirometry is of great value for understanding respiratory function and management of lung diseases. Adaptations in the exam were made to meet paediatric population since the forced expiratory manoeuvres (FEM) present in the exam require effort and cooperation; therefore, its use should be reconsidered.

Objective: To analyse factors that may influence the number of FEM required for successful spirometry in schoolchildren.

Reliability of impulse oscillometry parameters in healthy children and in children with cystic fibrosis.

Introduction & Aims: Impulse oscillometry system (IOS) is an instrument developed to evaluate the mechanical lung properties. It has been reported that to analyse the exam in a proper way it is necessary to carry out more than one measure. However, studies addressing the standardisation are still scarce.

REPRODUCIBILITY OF PHYSIOLOGICAL VARIABLES OF THE SIX-MINUTE WALK TEST IN HEALTHY STUDENTS.

Objective: To verify the reproducibility of the six-minute walk test (6MWT) performance and its physiological variables in healthy students.

Methods: This is as prospective cross-sectional study. The sample consisted of healthy students aged 6-12 years old from public and private schools in the region of Florianópolis City, Santa Catarina State, (Southern Brazil).

THERAPEUTIC BLOWING TOYS: DOES THE OVERLAP OF VENTILATORY STIMULI ALTER THE RESPIRATORY MECHANICS OF HEALTHY SCHOOLCHILDREN?

Objective: To verify whether the overlapping of ventilatory stimuli, resulting from playing with blowing toys, changes the respiratory mechanics of healthy schoolchildren.

Methods: Cross-sectional study with healthy schoolchildren aged seven to 14 years old from Florianópolis, Santa Catarina, Southern Brazil. Spirometric data were obtained, a health questionnaire and the International Study of Asthma and Allergies in Childhood (ISAAC) questionnaire were also applied.

Use of portable gas analyzers during pediatric field testing.

Objective: To compare performance and cardiorespiratory responses in field tests performed by healthy children, with and without the use of a portable gas analyzer (PGA), and to analyze the reproducibility of the tests.

Method: The study included healthy children aged 6 to 14 years old. The sample was divided into children who underwent field tests (modified shuttle walk test [MSWT], 6-minute walk test [6MWT], and ADL-Glittre for pediatrics [TGlittre-P]) without PGA (GS) and children who carried the equipment K4b -COSMED, Rome, Italy (GK).

Respiratory physical therapy techniques recommended for patients with cystic fibrosis treated in specialized centers.

Background: Respiratory therapy is a part of the treatment of patients with cystic fibrosis (CF). However, there is no information about the main factors influencing the recommendation of the use of different techniques or devices by physical therapists from different specialized centers.

Objective: To determine the respiratory therapy techniques recommended for the treatment of patients with CF seen in specialized treatment centers in Brazil.

Comparison of the physiological responses induced by different pediatric exercise field tests in children.

Objective: This study aimed to compare the physiological responses induced by the modified shuttle walk test (MSWT), the 6-minute walk test (6MWT), and the pediatric Glittre activities of daily living test for children (TGlittre-P) in healthy children.

Method: This was an analytical observational cross-sectional study. All subjects underwent an anthropometric evaluation, pulmonary function test, TGlittre-P, 6MWT, and MSWT using a portable gas analyzer.

Pediatric Glittre ADL-test in cystic fibrosis: Physiological parameters and respiratory mechanics.

: To evaluate the functional capacity in children and adolescents with cystic fibrosis (CF) through the pediatric Glittre ADL-test (TGlittre-P) and its implications for respiratory mechanics, physiological parameters and clinical markers. : Impulse oscillometry system (IOS) parameters, vital signs (heart rate, respiratory rate and blood pressure), perception of dyspnea and peripheral oxygen saturation (SpO) were assessed before and immediately after the TGlittre-P. Test performance was correlated with age, quality of life, disease severity, nutrition, spirometry and IOS parameters.

PSYCHOMETRIC PROPERTIES OF FUNCTIONAL CAPACITY TESTS IN CHILDREN AND ADOLESCENTS: SYSTEMATIC REVIEW.

Objectives: To identify studies that evaluated psychometric properties of functional capacity tests in children and adolescents, and to verify which of these have satisfactory properties of measurement.

Data Sources: Searches on MEDical Literature Analysis and Retrieval System Online (MEDLINE), Cumulative Index to Nursing and Allied Health Literature (CINAHL) and Scientific Electronic Library Online (SciELO) databases without limiting period or language. Two investigators independently selected articles based on the following inclusion criteria: children and/or adolescent population (healthy or with cardiorespiratory diseases); and assessment of psychometric properties of functional capacity tests.

IMPULSE OSCILLOMETRY AND SPIROMETRY IN SCHOOLERS SUBMITTED TO THE SIX-MINUTE WALK TEST.

Objective: To verify repercussions of submaximal exercise testing on respiratory mechanics and pulmonary function in schoolchildren.

Methods: Cross-sectional study, with children aged 7 to 14 years, who had their respiratory mechanics assessed by impulse oscillometry (IOS), and pulmonary function by spirometry. They performed the six-minute walk test (6MWT), as per the standards by the American Thoracic Society.

Evaluation of respiratory dynamics by volumetric capnography during submaximal exercise protocol of six minutes on treadmill in cystic fibrosis patients.

Objectives: Volumetric capnography provides the standard CO elimination by the volume expired per respiratory cycle and is a measure to assess pulmonary involvement. Thus, the objective of this study was to evaluate the respiratory dynamics of healthy control subjects and those with cystic fibrosis in a submaximal exercise protocol for six minutes on the treadmill, using volumetric capnography parameters (slope 3 [Slp3], Slp3/tidal volume [Slp3/TV], and slope 2 [Slp2]).

Methods: This was a cross-sectional study with 128 subjects (cystic fibrosis, 64 subjects; controls, 64 subjects].

SPIROMETRY IN SCHOOLCHILDREN FOR FIELD STUDIES: DOES TESTING ON DIFFERENT DAYS CHANGE THE RESULT OF THE EXAM?

Objective: To analyze if there is variation in the results of spirometry performed by healthy schoolchildren on different days.

Methods: Cross-sectional study with healthy schoolchildren aged 7 to 12 years old, in Florianópolis, Santa Catarina, Southern Brazil. Prepubescent children, non-athletes, born at full term, without cardiorespiratory, rheumatic, musculoskeletal, neurological and visual or hearing deficit were included.

Impulse oscillometry and obesity in children.

Objective: To compare impulse oscillometry system parameters of normal-weight children with overweight and obese children.

Method: All participants were submitted to the evaluation of lung function (spirometry and impulse oscillometry) following the American Thoracic Society standards. The evaluation of respiratory mechanics was performed using the Jaeger™ MasterScreen™ Impulse Oscillometry System (Erich Jaeger, Germany), three tests were recorded, with acquisition for at least 20seconds.

Predictive equations for maximal respiratory pressures of children aged 7-10.

Background: Measurements of respiratory muscle strength are widely used for assessment in children; however, clearly defined predictive equations for the Brazilian pediatric population have yet to be established.

Objective: To determine the prediction equations for maximal respiratory pressures in healthy children.

Method: Cross-sectional observational study with normal-weight students aged 7-10 years (n=399, 198 boys) with health attested by the (International Study of Asthma and Allergies in Childhood) questionnaire and medical history.