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Sleep clinical trials

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NCT ID: NCT05747105 Withdrawn - Obesity Clinical Trials

A Sleep Extension Pilot Study in Adults With Obesity

Start date: February 7, 2023
Phase: N/A
Study type: Interventional

The pilot study will test the feasibility of a 16-week sleep extension intervention, in adults with obesity, to increase nighttime sleep duration, as well as reduce daytime sleepiness and sleep-related disturbance. The study will also examine changes in weight, eating behaviors, wellbeing, and blood pressure across the 16-week intervention .

NCT ID: NCT05260801 Withdrawn - Sleep Clinical Trials

The Impact of Light Intensity in Home Workplaces on Remote Workers' Health

Start date: December 1, 2024
Phase: N/A
Study type: Interventional

The lockdowns and restrictions associated with the COVID-19 have created a seismic shift in where work is done. Prior to the pandemic, approximately 20% of individuals were working from home while during the pandemic, more than 70% of individuals worked from home. While it is unlikely that such a large percent of the population will remain working from home, the vast support from workers for such work arrangements and the potential increase in productivity means that there will likely be a revision of the work place with more individuals working from a home office environment than have done so in the past. One unintended aspect of working from home is a reduction in light exposure, especially in the contrast between the daytime and evening. Offices converted from bedrooms, basements, and kitchens are often illuminated in the recommended 50-100 lux range, as opposed to the approximately 500 lux of most offices. While this light intensity is sufficient to work or read by, it may be insufficient to maintain adequate mental and physical health. In addition to light allowing us to consciously perceive the world around us, light can also induce a variety of changes in physiology that can impact our health, notably inducing shifts in the timing of circadian rhythms, suppressing the onset of melatonin production, and increasing alertness with subsequent changes to sleep latency and architecture. These changes in sleep and circadian rhythms have been associated with a variety of pathologies including increased risk of metabolic, psychiatric, cognitive, and cardiovascular disorders, in addition to overall longevity. Development of an adequate prophylactic countermeasure for the circadian desynchrony to which home office workers are exposed is a critical step in maintaining the health of these individuals. There are two main studies. The first study (Years 1-2) will be an in-laboratory determination of the threshold of light needed to minimize the negative impact of nocturnal light exposure. The second study (Years 3-4) will be a field study applying this threshold to determine if whether in situ use of this light intensity during the day improves health and safety among home office workers. Current CT.gov represents the second part of this study i.e. "Study 2: The impact of daytime light intensity in home workplaces on health and well-being of remote workers. In study 2, investigators will examine a series of participants (N=36), each of whom will participate in a five-week experiment. Each participant will have a screening visit at their home. The study will be conducted over five successive one-week periods with two cohorts of participants experiencing the same series of lighting interventions. All data collection will be performed during the working days (Monday - Friday) when participants are exposed to the lighting in their home offices.

NCT ID: NCT04583748 Withdrawn - Depression Clinical Trials

Virtual Health Education vs Meditation in Irreversible Age-Related Vision Loss Patients and Their Caregivers

Start date: April 2022
Phase: N/A
Study type: Interventional

Vision loss is common among older adults and leads to an increased risk for depression and difficulties in daily tasks, thus requiring dependence on caregivers. This study will assess the feasibility of providing two virtual interventions, Sahaj Samadhi Meditation (SSM) and Health Enhancement Program (HEP), to supplement care of patients with irreversible age-related vision loss (IARVL) and their caregivers, with the goal of enhancing mental health and quality of life.

NCT ID: NCT02718196 Withdrawn - Sleep Clinical Trials

Testing and Development of a Sleep Training Mobile Health Application

Start date: July 2020
Phase: N/A
Study type: Interventional

The specific aims of this study are : 1) To pilot test the alpha build prototype of the sleep training smartphone application using a sample of parents looking for sleep training advice online. 1a) To assess the efficacy of the application in helping parents with the sleep training process 1b) To assess the 'workability' of the application 2) Use feedback to guide the next round of development with the goal of building out the applications functionality and increasing usability.

NCT ID: NCT02593981 Withdrawn - Sleep Clinical Trials

Addressing Sleep Problems in Older Adults

Start date: March 2018
Phase: N/A
Study type: Interventional

As many as 57% of older adults complain of major disruption of sleep, 29% struggle to fall asleep and 19% complain of early-morning awakening. The implications of this sleep deprivation are sobering, particularly among older individuals. The primary goal of this study is to determine whether a palatable foodstuff which contains a fruit/honey drink and which is taken every evening before bedtime leads to improved sleep in community-living individuals with sleep problems.

NCT ID: NCT02378831 Withdrawn - Sleep Clinical Trials

Comparison of In-lab PSG to WP200 for Assessing Sleep Parameters

Start date: March 2016
Phase: N/A
Study type: Observational

The WP200 and/or WP200U will be compared with a PSG system which is a digital physiological recorder system, cleared for use for clinical sleep studies. The manual scoring of the PSG data, performed by a trained and authorized scorer, according to the AASM (American Academy of Sleep Medicine) guidelines, serves as a "gold standard" for all determinations of efficacy.

NCT ID: NCT02015741 Withdrawn - Sleep Clinical Trials

Comparability of Bispectral Index and NeuroSENSE in Aged Patients

Start date: November 2013
Phase: N/A
Study type: Observational

The assessment of anesthesia depth was based, until recently, on the evolution of hemodynamic parameters. Nowadays it can be evaluated by several monitoring methods, derived from electroencephalogram analysis, namely the Bispectral Index (Aspect Medical Systems, Newton, USA). A new modality is currently under development: the NeuroSENSE (Cleveland Medical Devices Inc., Cleveland, OH 44103, USA). Use of such devices is discussed in aged patients. The purpose of this study is to compare Bispectral Index and NeuroSENSE during awake periods and during natural sleep.

NCT ID: NCT00333632 Withdrawn - Sleep Clinical Trials

Effect of Dexmedetomidine Upon Sleep Postoperatively

Start date: June 2006
Phase: Phase 4
Study type: Interventional

The purpose of this study is to determine whether an intravenous infusion of dexmedetomidine administered to surgical patients intra-operatively will improve the characteristics of sleep post-operatively.