N/A N=92 Respiratory Dysregulation and Breathing Training in Anxious Outpatients
Anxiety
Primary: Episodic Anxiety Scale — 8.1; 9.0; 14.3 units on a scale
Clinical Trial Search
Completed trials with posted results — search by concept, filter by the parameters that matter at the bedside.
N/A N=24 The Effects of Respiratory Training on Voice
Muscle Tension Dysphonia
Primary: Post Training Lung Volume Initiation — 21.07; 27.04 % vital capacity relative to rest level — p=<0.0005
N/A N=90 Respiration Rate V2.0 in a Hospital Setting
Respiratory Rate
Primary: Mean Error (ME) +/- 1 Breath Per Minute, RR Sensor — -0.82 BrPM (breaths per minute)
Phase 4 N=14 Sleep and Breathing in the General Population - Chemical Stimuli
Sleep-disordered Breathing
Primary: The Central Apnea-hypopnea Index — 14.1; 29.9 events per hour
Phase 2 N=22 Abnormal Ventilatory Response to Carbon Dioxide: a Potential Biomarker for Seizure Induced Respiratory Depression & Modification by SSRI
Epilepsy · SUDEP
Primary: Study Recruitment Rate — 3.8 participants/3 months
Early Phase 1 N=63 Respiratory and Autonomic Plasticity Following Intermittent Hypoxia
Sleep Apnea Syndromes
Primary: Ventilation (Aim 1) — 1.19; 1.14; 1.35; 1.16 fraction of baseline — p=0.001
N/A N=92 Determinants of Age Related Breathing Instability During Non-Rapid-Eye-Movement (NREM) Sleep
Sleep Apnea · Age
Primary: Apneic Threshold (AT) and Carbon-dioxide (CO2) Reserve — 39.8; 36.7; -4.1; -2.6 mm Hg — p=<0.05
N/A N=317 Obstructive Sleep Apnea in World Trade Center Responders
Obstructive Sleep Apnea
Primary: Adherence to CPAP Pre-crossover — 1; 0.89 Hours/night
N/A N=30 Respiration Rate V2.0 in Healthy Volunteers
Focus of the Study is Measuring Respiratory Rate
Primary: Mean Error (ME) +/- 1 Breath Per Minute, RR Sensor — -0.05 BrPM
N/A N=29 Acute Intermittent Hypoxia and Breathing in Neuromuscular Disease
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
N/A N=74 Home-Based Diagnosis and Management of Sleep-Related Breathing Disorders in Spinal Cord Injury
Obstructive Sleep Apnea · Hypercapnia · Spinal Cord Injury
Primary: Prevalence of Sleep-disordered Breathing in Spinal Cord-injured Adults — 40; 23; 11 participants
N/A N=41 Respiration Validation for CPM Device
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
N/A N=153 Efficacy of Continuous Positive Airway Pressure in Reducing Oxidative Stress in Individuals With Sleep Apnea
Sleep Apnea Syndromes · Oxidative Stress · Cardiovascular Diseases
Primary: F2-isoprostanes/Cr — -0.02; -0.08 ng/mg — p=0.38
N/A N=7 Assessing Variability of the Ventilatory Response to Duffin's Rebreathing Procedure
Ventilation · Reproducibility · Physiology
Primary: Baseline Minute Ventilation — 11.6; 12.0 L/min
N/A N=63 Treatment of Sleep-disordered Breathing in Patients With SCI
Spinal Cord Injury · Sleep-disordered Breathing · Spinal Cord Disease
Primary: PAP Adherence — 22.03; 18.54 nights
N/A N=25 The Role of Oxidative Stress in the Cardiovascular Consequences of Sleep Apnea
Sleep Apnea
Primary: Flow Mediated Dilation — 5.7; 9.5; 7.3 percentage change of vessel diamter — p=0.02
N/A N=186 Evaluation of a "Fast Track" Respiratory Therapy Clinic for Patients With Suspected Severe Sleep-Disordered Breathing
Sleep Disordered Breathing
Primary: Adherence to Positive Airway Pressure (PAP) Therapy — 4; 3.5 hours per night
N/A N=40 Sleep Apnoea Breathing Record Exploratory Study (SABRES)
Sleep Apnea
Primary: Correlation Between the Trial Device and an Established Device — 0.955 correlation coefficient
N/A N=10 Respiratory Capacity and Swallowing Function in Spinal Disorders: A Pilot Study
Spinal Cord Injuries · Deglutition Disorders
Primary: Number of Participants Displaying Unsafe Swallowing — 0; 0; 0; 0 Participants
N/A N=23 Obstructive Sleep Apnea and Neurocognitive and Cardiovascular Function in Children With Down Syndrome
Down Syndrome · Obstructive Sleep Apnea Syndrome
Primary: Change in Epworth Sleepiness Scale From Baseline to End of Study — -1; -0.5; 1 units on a scale
Phase 4 N=40 Effect of Neuromuscular Blockade and Reversal on Breathing
Respiratory Insufficiency
Primary: Breathing Increase Due to a Reduction in Inspired Oxygen Saturation (Hypoxic Ventilatory Response) — 0.66; 0.43; 0.54; 0.34 L/min/% desaturation
N/A N=23 Right Ventricular Hemodynamics Using Cardiac MRI in Patients COPD and OSA
Obstructive Sleep Apnea · Chronic Obstructive Pulmonary Disease · Overlap Syndrome
Primary: Right Ventricular Remodeling Index — 0.3747; 0.2817 ratio
N/A N=169 Sleep Apnea Intervention for Cardiovascular Disease Reduction
Obstructive Sleep Apnea
Primary: Change From Baseline in 24-hour Blood Pressure at Months 6 and 12 by Pooled Arms — 1.82; 1.06; 0.59; -0.73 mmHg
N/A N=70 Mechanisms of Endothelial Cell Dysfunction in Sleep Apnea
Obstructive Sleep Apnea · Hypoxemia
Primary: ODI — 24.71; .97 events/hour
N/A N=151 Respicardia, Inc. Pivotal Trial of the remedē System
Sleep Apnea, Central · Sleep Disordered Breathing · Heart Failure
Primary: The Proportion of Participants Experiencing a Reduction in Apnea-hypopnea Index (AHI) — 35; 8 Participants — p=<0.0001
N/A N=22 Non-invasive Ventilation System in Moderate-to-Severe Chronic Obstructive Pulmonary Disease (COPD)
Pulmonary Disease, Chronic Obstructive · Airflow Obstruction, Chronic · Chronic Obstructive Airway Disease
Primary: Device Tidal Volume — 180 mL
Phase 2 N=57 Chronic Evaluation of Respicardia Therapy
Sleep Disordered Breathing · Cheyne Stokes Respiration · Periodic Breathing
Primary: AHI Change From Baseline at 3 Months — -27.1 events/hour — p=<.001
N/A N=21 Positive Airway Pressure for the Treatment of Asthma
Asthma · Sleep Apnea
Primary: Asthma Control Test — 19.3; 19.8; 19.1; 19.6 units on a scale — p=0.8
N/A N=34 Positive Airway Pressure Program
Sleep Apnea, Obstructive
Primary: Participant Providing Feedback — 26 Participants
N/A N=30 In-home Evaluation of a Noninvasive Open Ventilation System in Patients With Severe Respiratory Insufficiency
Pulmonary Disease, Chronic Obstructive · Airflow Obstruction, Chronic · Chronic Obstructive Airway Disease
Primary: Activity Endurance Time — 7.24; 13.38 minutes — p=<0.05