Articles tagged with Oxygen Saturation
A systematic review of 440 participants found that nail varnish affects oxygen saturation measurements by up to 2%, but this is within error margins and not significant in clinical practice. Modern devices with high-performance LED technology can accurately measure oxygen saturation despite nail varnish.
The MoveSense app uses a smartphone's sensor data to continuously monitor oxygen saturation levels, enabling accurate tracking of cardiopulmonary fitness. The app can predict patient stability and alert doctors to potential health issues, providing a new tool for managing chronic diseases.
Researchers found that warm oceans had significantly lower oxygen levels during the Paleocene-Eocene Thermal Maximum, leading to widespread deoxygenation. This discovery could help scientists better understand climate change impacts on marine life.
A new study introduces the 'area under the curve of oxygen desaturation', which provides a more comprehensive approach to monitoring blood oxygen levels during procedures. This measure, known as AUC Desat, includes information on the depth, duration, and rate of episodes of oxygen desaturation.
A review of bronchiolitis treatment reveals a tendency to prioritize oxygen saturation levels over other clinical assessment tools. Clinicians are often less likely to admit patients with falsely high oxygen saturation levels, highlighting the importance of considering all available data.
A study published in JAMA found that artificially increasing pulse oximetry readings by a small amount can significantly reduce hospitalizations for infants with bronchiolitis. The findings suggest that oxygen saturation should not be the only factor in deciding to admit or discharge patients.
A new 'ramp control' anesthetic technique has been developed to simplify preoperative testing for patients with severe sleep apnea. The simplified approach allows doctors to visualize the site of airway obstruction in just four minutes, while achieving minimal drops in blood oxygen levels.
A 10-year study by the Virginia Institute of Marine Science found that low-oxygen 'dead zones' in Chesapeake Bay are impacting demersal fish species, including Atlantic croaker and summer flounder. The study showed a drastic decline in species richness and catch rates under low-oxygen conditions.
A randomized trial found targeting oxygen saturations of 85-89% compared to 91-95% had no significant effect on death or disability in extremely preterm infants at 18 months. The study included 1,201 infants with gestational ages of 23-27 weeks and monitored them until postmenstrual age of 36-40 weeks.
Researchers analyzed changes in ocean oxygenation at the end of the last Ice Age, finding a dramatic decline in dissolved oxygen concentrations. This suggests that climate change may lead to significant oxygen depletion in oceans, harming marine life.
Using a dataset of 873 children's heart rate, temperature, and oxygen saturation measurements, researchers developed data fusion models that predicted the severity of their illness with moderate accuracy. The best-performing model had a sensitivity of 79% and specificity of 75.8%, outperforming existing scoring systems.
A new study provides a new tool to monitor coral reef vital signs, allowing scientists to assess the impacts of climate change and other threats on coral reef health. By measuring biological productivity, researchers can better understand the balance between coral production and consumption rates.
Ancient oceanic microbes produced oxygen through photosynthesis, altering Earth's atmosphere billions of years ago. The discovery sheds light on the emergence of oxygen in the oceans, which eventually led to the development of complex life forms.
A national study found that continuous positive airway pressure (CPAP) treatment may be a viable alternative to routine intubation and surfactant administration in preterm infants. Infants treated with CPAP required less frequent intubation, fewer days on ventilators, and fewer steroid drugs after birth.
A new study found that elevated dissolved oxygen concentrations in alcoholic drinks can accelerate the metabolism and elimination of alcohol. This could provide clinical significance by allowing individuals to become sober faster, reducing acetaldehyde's side effects, and potentially decreasing alcohol-related accidents.
A randomized trial compared two resuscitation protocols targeting lactate clearance versus central venous oxygen saturation in patients with severe sepsis, showing similar short-term survival rates. The study supports the use of lactate measurements as a safe and efficacious alternative to traditional methods.
Researchers found that continuous fetal oxygen saturation monitoring had no significant effect on Caesarean delivery rates for both normal and abnormal fetal heart rates. The study enrolled over 5000 women across 14 hospitals, with no statistically meaningful differences in Caesarean deliveries between the groups.
A new near-infrared laser device can measure brain oxygen levels with high accuracy and non-invasively, providing real-time information to protect the brain from reduced oxygen levels. This technology has the potential to improve outcomes for patients undergoing cardiac surgeries.
A study by Belfast researchers found that oxygen levels dropped by an average of 4% at cruising altitude, affecting passengers across all age groups. The findings highlight the need for further research into the physiological effects of air travel on health.
A Virginia Tech researcher is developing a fleet of low-cost, miniature autonomous underwater vehicles (AUVs) to collect elusive environmental data in Hog Island Bay. The AUVs will be equipped with sensors to monitor water parameters and work cooperatively to gather data that can't be collected with traditional methods.
Researchers tested a combination of a vibrating vest and a mechanical cough-assist device to improve respiratory function in stroke patients. The treatment resulted in significant increases in forced vital capacity and minute ventilation, and improved oxygen saturation levels.
A CWRU anthropologist has discovered a distinct pattern of human adaptation to high-altitude hypoxia among the Ambaras people in Ethiopia, who have normal sea-level hemoglobin and oxygen saturations. This finding suggests that there are three patterns of adaptation to high-altitude living among indigenous populations.