Pulse Oximetry Values from 33,080 Participants in the Apple Heart & Movement Study DOI Creative Commons
Michael OReilly, Ян Шапиро, Jeffrey S. Stein

et al.

Research Square (Research Square), Journal Year: 2022, Volume and Issue: unknown

Published: July 15, 2022

Abstract Wearable devices that include pulse oximetry (SpO 2 ) sensing afford the opportunity to capture oxygen saturation measurements from large cohorts in unconstrained living conditions spanning all hours of day. We report here a cross-sectional analysis 72 million individual SpO values collected 33,080 participants Apple Heart and Movement Study, stratified by age, sex, body mass index, home altitude, other demographic variables. Measurements were aggregated hour day for each produce subject-specific 24-hour profiles, which then grouped according variables downstream analysis. SpO2 profiles exhibited similar circadian patterns subgroups, being approximately sinusoidal with nadir near midnight local time, zenith noon mean 0.8% lower during overnight hours. Using averaged subject into nocturnal daytime values, we employed multivariate ordinary least squares regression quantify population-level trends factors including BMI, assigned (birth) sex. For full cohort, coefficients obtained models fit close quantitative agreement corresponding published reference awake arterial measured under controlled laboratory conditions. Compared , yielded higher determination emphasized effects altitude subgroups. Sex-specific subgroup revealed significantly different age BMI females compared those males (for both although constant terms did not differ between sexes. Subgroup self-reported race/ethnicity was accomplished using two strategies. Incorporating categorical encoding self- reported full-cohort linear identified small but statistically signifi- ant differences (largest coefficient 0.13% Hispanic study White participants), no significant groups . Additional analyses comparing separate independently subjects suggestive age- sex-related groups, indicated difference any either or The diverse population, automated background measurement collection cycle, design utilizing single smartwatch-enabled sensor type enables establish- ment healthy population outside clinical settings. measurements, are systematically emphasize impact altitude. Additionally, pool this supports detec- tion age-dependent decline sexes naturalistic

Language: Английский

Becalm: Intelligent Monitoring of Respiratory Patients DOI
Juan A. Recio-Garcí­a, Belén Dí­az-Agudo, Arturo Acuaviva

et al.

IEEE Journal of Biomedical and Health Informatics, Journal Year: 2023, Volume and Issue: 27(8), P. 3806 - 3817

Published: May 16, 2023

The Becalm project is an open and low-cost solution for the remote monitoring of respiratory support therapies like ones used in COVID-19 patients. combines a decision-making system based on Case-Based Reasoning with low-cost, non-invasive mask that enables monitoring, detection, explanation risk situations This paper first describes sensors allow monitoring. Then, it intelligent detects anomalies raises early warnings. detection comparison cases represent patients using set static variables plus dynamic vector patient time series from sensors. Finally, personalized visual reports are created to explain causes warning, data patterns, context healthcare professional. To evaluate case-based early-warning system, we use synthetic generator simulates patients' clinical evolution physiological features factors described literature. generation process has been verified real dataset allows validation reasoning noisy incomplete data, threshold values, life/death situations. evaluation demonstrates promising results good accuracy (0.91) proposed monitor

Language: Английский

Citations

3
Oxygen desaturation and adverse outcomes in acute stroke: Secondary analysis of the HeadPoST study DOI
Menglu Ouyang, Christine Roffe, Laurent Billot

et al.

Clinical Neurology and Neurosurgery, Journal Year: 2021, Volume and Issue: 207, P. 106796 - 106796

Published: July 5, 2021

Language: Английский

Citations

4
Development of a Low-cost Arduino-based Patient Monitoring System for Heartrate, Oxygen Saturation and Body Temperature Parameters DOI Creative Commons

Juan Karnadi,

Ibnu Roihan,

Astha Ekadiyanto

et al.

Journal of Applied Science Engineering and Technology, Journal Year: 2022, Volume and Issue: 1(1), P. 26 - 26

Published: April 5, 2022

The implementation of Patient Monitor (PM) in ICU, ICCU, PICU and NICU currently imposes a significantly high cost investment. According to studies conducted, there are three main parameters required be measured, which heartrate (BPM), oxygen saturation (SPO2) body temperature (T). These highly needed by the medical personnel monitor order determine patient’s vital state. low-cost patient prototype (named 3 Parameters or PM3P) was developed using Arduino platform. In measure parameters, two types sensor modules were chosen, namely MAX30100 for gathering data DS18B20 data. prototyping process also included fixation finalization electrical circuit on printed board (PCB). PM3P underwent extensive validation comparing it real industrial PM made healthcare equipment industry. comparison done over gathered both system that conducting same measurement runs parallel. Results indicates has slight error 0,31% 1,59% compared one. Further improvements based proposed this paper enhance its reading accuracy, calibration.

Language: Английский

Citations

3
Effects of face masks on oxygen saturation at graded exercise intensities DOI Creative Commons
Varnita Vishwanath,

Clinnt L. Favo,

Trevyn H. Tu

et al.

Journal of Osteopathic Medicine, Journal Year: 2022, Volume and Issue: 123(3), P. 167 - 176

Published: Oct. 19, 2022

Mask wearing to mitigate the spread of COVID-19 and other viral infections may raise concerns on effects face masks breathing cardiopulmonary health. Non-evidence-based apprehensions limit use in public.We will assess parameters related heart lung physiology between healthy male female adults exposed (or not) under conditions rest graded exercise.We performed a cross-sectional study including 20 who met our inclusion criteria. Adults with underlying respiratory cardiac were excluded. Physiologic measured while participants underwent three activity levels (10 min each) randomly assigned order: rest, walking, stair climbing. Each level was conducted mask conditions: no mask, surgical N95 respirator. Heart rate (HR) blood oxygen saturation (SpO2) recorded via pulse oximeter after each activity. Perceived exertion utilizing Borg 15-point scale. A mixed-effects analysis variance (ANOVA) utilized interpret results.A significant increase perceived reported for users (p<0.0001). There also mean HR comparison no-mask (p=0.0031). The SpO2 females higher than males walking (p=0.0055). change type overall, nor vs. exercise intensity, sex.Our findings provide evidence that respirators do not influence at or during exercise.

Language: Английский

Citations

3
Diagnostic Risk Percentage Based on Vital Signs Readings on Health Monitoring Devices DOI Open Access

Juan Karnadi,

Bob Hardian

Syntax Literate Jurnal Ilmiah Indonesia, Journal Year: 2024, Volume and Issue: 9(7), P. 3836 - 3847

Published: July 24, 2024

The development of the field health technology has progressed rapidly - especially in aspect being connected to Internet and also allowing storage monitoring vital signs data utilizing IoT features. However, there is no that contains advanced check-up analysis referring acquisition been stored record. This exactly where additional parameters beyond have not integrated monitoring. purpose this independent research find a gap between industry academia form are yet available industrial world. parameter percentage value diagnostic risk. selection based on need analyze level risk through readings device equipment. algorithm mechanism itself revolves around mapping for diagnosis conditions normal limits decision tree algorithm. goal none other than simplify flow determining patient's diagnosis. Regarding parameter, calculation include five main indicators: heart rate, oxygen saturation (SPO2), body temperature (TBody) supplemented with skin (TSkin), respiratory rate.

Language: Английский

Citations

0
Diffuse reflectance-based spectroscopic technique for real-time estimation of localized blood oxygenation parameters from human fingertips: a preliminary study DOI Creative Commons
Ajay Kumar, Kalaivani Chellappan, Aulia Nasution

et al.

Sensors & Diagnostics, Journal Year: 2022, Volume and Issue: 1(6), P. 1236 - 1242

Published: Jan. 1, 2022

Non-invasive and real-time measurement of localized blood oxygenation parameters such as reduced hemoglobin, oxyhemoglobin, oxygen saturation are regularly required by emergency & rescue teams well intensive care units (ICUs).

Language: Английский

Citations

2
Are there gender differences in blood oxygen saturation in prepubertal children? DOI

Zev Frimer,

Shmuel Goldberg, Leon Joseph

et al.

The Clinical Respiratory Journal, Journal Year: 2021, Volume and Issue: 15(6), P. 657 - 660

Published: Feb. 16, 2021

Abstract Introduction Previous studies reported higher oxygen saturation (SpO 2 ) in healthy young adult females as compared to males. The objective of the current study was evaluate whether or not similar differences exist prepubertal children. Methods SpO levels, respiratory rate, and pulse were measured 4‐ 10‐year‐old males females. Anthropometric variables, including ethnic origin, age, height, weight, BMI (Body Mass Index), BSA Surface Area), barometric pressure, altitude above sea level collected well. Results Ninety five 93 participated study. Groups similar, terms pulse, anthropometric variables. Mean 96.95 ± 1.09%, measuring 96.85 0.98%, P = .52. Conclusion In contrast adults, there is no gender‐related difference mean It likely that this due variations age‐related sex hormones. Further are needed explore mechanism explaining why children do show gender‐specific adults.

Language: Английский

Citations

2
Mini patient health monitor with heartrate, oxygen saturation, and body temperature parameter in affordable cost’s development for COVID-19 pretest DOI Open Access

Juan Karnadi,

Ibnu Roihan,

Raldi Artono Koestoer

et al.

AIP conference proceedings, Journal Year: 2021, Volume and Issue: 2344, P. 030001 - 030001

Published: Jan. 1, 2021

Views Icon Article contents Figures & tables Video Audio Supplementary Data Peer Review Share Twitter Facebook Reddit LinkedIn Tools Reprints and Permissions Cite Search Site Citation Juan Karnadi, Ibnu Roihan, Raldi Artono Koestoer; Mini patient health monitor with heartrate, oxygen saturation, body temperature parameter in affordable cost's development for COVID-19 pretest. AIP Conf. Proc. 23 March 2021; 2344 (1): 030001. https://doi.org/10.1063/5.0047436 Download citation file: Ris (Zotero) Reference Manager EasyBib Bookends Mendeley Papers EndNote RefWorks BibTex toolbar search Dropdown Menu input auto suggest filter your All ContentAIP Publishing PortfolioAIP Conference Proceedings Advanced |Citation

Language: Английский

Citations

2
Extended recording of LMA in rats: Effects of IV catheters, “comfort jackets” and chamber lids on arterial blood gas parameters DOI
David V. Gauvin, Zachary J. Zimmermann, Jill A. Dalton

et al.

Journal of Pharmacological and Toxicological Methods, Journal Year: 2019, Volume and Issue: 99, P. 106594 - 106594

Published: May 31, 2019

Language: Английский

Citations

1
Rate of perceived exertion and cardiovascular response of community dwelling older adults to six-minute walk test DOI Creative Commons

O.C. Osundiya,

T.O. Ajepe,

B.A. Ileyemi

et al.

Deleted Journal, Journal Year: 2023, Volume and Issue: 11(4), P. 363 - 369

Published: Aug. 3, 2023

Objectives: This study was designed to determine the rate of perceived exertion, cardiovascular responses community dwelling older adults six minutes' walk (6MWT) and possible gender difference. Methods: One hundred three apparently healthy adults, aged 60 years above participated in study. Rate exertion (RPE) (blood pressure, peripheral capillary oxygen saturation (SPO2 ) pulse rate) were measured pre post 6MWT. Results: There a significant increase (p = 0.01) RPE among all participants after 6MWT. no difference (p>0.05) parameters 6MWT but with SPO2 between male female participants. Conclusion: Among sort hard influence on Systolic Blood Pressure following Female showed higher than males.

Language: Английский

Citations

0