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Respiration rate is considered as a critical vital sign, and daily monitoring of respiration rate could provide helpful information about any acute condition in the human body. While researchers have been exploring mobile devices for respiration rate monitoring, passive and continuous monitoring is still not feasible due to many usability challenges (e.g., active participation) in existing approaches. This paper presents an end-to-end system called RRMonitor that leverages the movement sensors from commodity earbuds to continuously monitor the respiration rate in near real-time. While developing the systems, we extensively explored some key parameters, algorithms, and approaches from existing literature that are better suited for continuous and passive respiration rate monitoring. RRMonitor can passively track the respiration rate with a mean absolute error as low as 1.64 cycles per minute without requiring active participation from the user.
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http://dx.doi.org/10.1109/EMBC46164.2021.9631109 | DOI Listing |
Thorax
September 2025
Department of Clinical Sciences, Liverpool School of Tropical Medicine, Liverpool, UK.
Introduction: Breathlessness is a common cause of hospital admission globally and is associated with high mortality, particularly in low-income countries. In sub-Saharan Africa, there is a paucity of data on breathlessness, with existing data focused on individual diseases. There is a need for patient-centred approaches to understand interactions between multiple conditions to address population needs and inform health system responses.
View Article and Find Full Text PDFBr J Anaesth
September 2025
Department of Anaesthesiology, Amsterdam University Medical Centers, location 'AMC', Amsterdam, The Netherlands; Department of Anaesthesiology, The Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital, Amsterdam, The Netherlands.
Background: The relationship between intraoperative end-tidal CO (etCO) levels and postoperative outcomes remains unclear. We conducted a post hoc analysis of two randomised trials in adults undergoing major surgery under general anaesthesia.
Methods: We re-analysed individual participant data comparing high or low positive end-expiratory pressure with low tidal volume intraoperative ventilation using a merged database derived from two randomised trials in non-obese (PROVHILO: ISRCTN70332574) and obese (PROBESE: NCT02148692) patients.
Int J Psychophysiol
September 2025
National Research Institute of Police Science, 6-3-1 Kashiwanoha, Kashiwa, Chiba, 277-0882, Japan. Electronic address:
The autonomic-based Concealed Information Test (CIT) focuses on differential responses to a crime-relevant item that is significant only for knowledgeable persons. This study examined whether pre-test instructions on question themes defining knowledgeable and unknowledgeable contexts modulate the magnitude of differential responses to the relevant item. The participants (36 men 46 women) were instructed to steal one item from one of two possible locations in a mock theft task.
View Article and Find Full Text PDFEur J Vasc Endovasc Surg
September 2025
Department of Surgical Sciences, Section of Vascular Surgery, Uppsala University, Uppsala, Sweden.
Objective: To examine trends in treatment strategies and perioperative outcomes for intact and ruptured complex abdominal aortic aneurysms (cAAA) across seven countries.
Design: Multinational, registry-based observational study within the VASCUNET framework.
Methods: This study used aggregated data from vascular registries in Australia, Denmark, Finland, New Zealand, Portugal, Sweden, and Switzerland.
Chest
September 2025
Child and Maternal Health Division, Menzies School of Health Research, Charles Darwin University, Darwin, Northern Territory, Australia; School of Nursing and Midwifery, Charles Darwin University, Darwin, Northern Territory, Australia.
Background: Managing bronchiectasis exacerbations is a priority for patients/parents/caregivers of children with bronchiectasis, yet evidence-based strategies among the pediatric population remain limited.
Research Question: Does the use of a personalized, written bronchiectasis action management plan (BAMP), compared to standard care, reduce non-scheduled doctor visits among children/adolescents with chronic suppurative lung disease (CSLD)/bronchiectasis?
Study Design And Methods: Our multicenter, double-blind, superiority, randomized controlled trial enrolled children from three Australian respiratory departments between June 2018 and December 2020. Children/adolescents aged <19 years with CSLD/bronchiectasis were randomized to receive a personalized BAMP (intervention) or standard care (controls).