30 closest matches · ranked by relevance
Pulmonary Disease, Chronic Obstructive · Airflow Obstruction, Chronic · Chronic Obstructive Airway Disease
Primary: Device Tidal Volume — 180 mL
Hematopoietic Stem Cell Transplantation · Obliterative Bronchiolitis
Primary: Airway Distensibility With Lung Inflation After Allogeneic Hematopoietic Stem Cell Transplantation (HSCT) — 0.07 1/cmH2O*s
Pulmonary Disease, Chronic Obstructive · Airflow Obstruction, Chronic · Chronic Obstructive Airway Disease
Primary: Activity Endurance Time — 7.24; 13.38 minutes — p=<0.05
Chronic Obstructive Pulmonary Disease
Primary: Exercise Duration for Constant Work Rate Exercise Tests Under 4 Test Conditions — 6.3; 17.5; 11.4; 5.6 minutes — p=<0.05
Anxiety
Primary: Episodic Anxiety Scale — 8.1; 9.0; 14.3 units on a scale
Healthy Adult Volunteers
Primary: Change in End-expiratory Lung Volume — -144; 103 mL
Amyotrophic Lateral Sclerosis (ALS) · Neuromuscular Diseases
Primary: Percent Change in Maximal Inspiratory Pressure (MIP) — 0.3; -3.1; -4.8; -5.0 percentage change in MIP from baseline
Healthy
Primary: Reflexive Cough Testing (With Urge-to-Cough) — 3; 5 units on a scale
Respiratory Monitoring
Primary: Respiratory Rate Accuracy Between the Respiratory Monitoring System and Manual Counting by a Trained Professional for the Supine Position — 22.9 Root Mean Squared…
Respiratory Distress Syndrome, Newborn
Primary: Mortality — 5; 3; 5 Participants
Respiratory Rate
Primary: Mean Error (ME) +/- 1 Breath Per Minute, RR Sensor — -0.82 BrPM (breaths per minute)
Cardiopulmonary Disease
Primary: Accuracy of CPM System Calculated RR Versus Reference Device Via Percent of Error Accuracy of Respiration Rate — 99.1; 98.5 Percent
Focus of the Study is Measuring Respiratory Rate
Primary: Mean Error (ME) +/- 1 Breath Per Minute, RR Sensor — -0.05 BrPM
Pulmonary Disease, Chronic Obstructive
Primary: Number of Participants With a Post-bronchodilator FEV1/FVC <=70% Versus Participants With a Postbronchodilator FEV1/FVC >70% — 308; 893 participants
Bronchopulmonary Dysplasia
Primary: Respiratory Adverse Outcomes — 27; 60 Participants
Hypoxia
Primary: PaO2(Partial Pressure of Oxygen in Arterial Blood) — 178.71; 198.04; 185.25; 202.54 mmHg
Asthma · Sleep Apnea
Primary: Asthma Control Test — 19.3; 19.8; 19.1; 19.6 units on a scale — p=0.8
Physiological Changes in Deliberate Apnea
Primary: Cardiac Function: Duration of Apnea — 483 sec
Asthma · COPD · Interstitial Lung Disease
Primary: FEV1 — 3.03; 2.32; 3.18; 2.76 L
Muscle Tension Dysphonia
Primary: Post Training Lung Volume Initiation — 21.07; 27.04 % vital capacity relative to rest level — p=<0.0005
Respiratory Disorders
Primary: Mean Estimated Number of Acute Exacerbation of COPD (AECOPD) — 3.04 AECOPD/subject/year
Bronchiolitis · Respiratory Syncytial Virus Infections
Primary: Lung Function — 0.071; -3.179; 0.186; -3.345 Z score — p=0.0020
Obstructive Sleep Apnea
Primary: Adherence to CPAP Pre-crossover — 1; 0.89 Hours/night
COPD
Primary: Gas Trapping Measured During Washout of the Perfluorinated Gas Mixture. — 0.718; 0.541; 0.308; 0.451 percentage of total lung volume — p=<0.0001
Ventilation Perfusion Mismatch
Primary: Airway Enthalpy — 32; 23 Joules/Minute
Sleep Apnea Syndromes
Primary: Ventilation (Aim 1) — 1.19; 1.14; 1.35; 1.16 fraction of baseline — p=0.001
Epilepsy · SUDEP
Primary: Study Recruitment Rate — 3.8 participants/3 months
Obstructive Sleep Apnea · Chronic Obstructive Pulmonary Disease · Overlap Syndrome
Primary: Right Ventricular Remodeling Index — 0.3747; 0.2817 ratio
Cardiovascular Diseases · Thoracic Diseases · Surgery
Primary: Adherence to Respiratory Strength Training — 35750 Repetitions
Abnormality, Respiratory System · Autonomic Nervous System
Primary: FEV1 — 0.94; 1.08; 0.95; 1.09 percentage of predicted normal values