Results 41 to 50 of about 465,086 (299)

Race and Household Income Are Associated With Disease Outcomes in Pediatric Patients With Antineutrophil Cytoplasmic Antibody–Associated Vasculitis Hospitalized in the United States

open access: yesArthritis Care &Research, EarlyView.
Objective Race and household income impact outcomes in patients with rheumatic conditions; however, their role in pediatric antineutrophil cytoplasmic antibody (ANCA)–associated vasculitis (AAV) remains poorly understood. We aimed to evaluate whether race and ethnicity and household income are associated with severe AAV disease and renal outcomes among
Roberto Alejandro Valdovinos   +2 more
wiley   +1 more source

A Return to Normality: A Descriptive Qualitative Interview Study Exploring the Patient Experience of Gout Flare Resolution

open access: yesArthritis Care &Research, EarlyView.
Objective Although the definition of a gout flare is well established, the state of gout flare resolution has not yet been defined. This study aimed to explore patients’ experiences and perceptions of gout flare resolution. Methods Semistructured interviews were conducted with 24 people with gout, guided by open‐ended questions exploring their ...
Sarah Stewart   +5 more
wiley   +1 more source

White-light Superflare and Long-term Activity of the Nearby M7-type Binary EI Cnc Observed with GWAC System

open access: yesThe Astrophysical Journal, 2023
Stellar white-light flares are believed to play an essential role in the physical and chemical properties of the atmosphere of the surrounding exoplanets.
Hua-Li Li   +16 more
doaj   +1 more source

Probability Distribution Functions of Solar and Stellar Flares

open access: yesPhysics, 2022
The paper studies the soft X-ray data of solar flares and found that the distribution functions of flare fluence are successfully modeled by tapered power law or gamma function distributions whose power exponent is slightly smaller than 2, indicating ...
Takashi Sakurai
doaj   +1 more source

Magnetic Activity in X-Ray Stars from eROSITA: Insights from the TESS and LAMOST Surveys

open access: yesThe Astrophysical Journal Supplement Series
We have focused on investigating X-ray stars obtained from eROSITA Data Release 1 (eRASS1) and conducting crossmatching with the TESS and LAMOST surveys.
Lulu Xu   +10 more
doaj   +1 more source

Flare Stars Database [PDF]

open access: yesSymposium - International Astronomical Union, 1994
The important role of flare stars (UV Ceti type variables) in astrophysics is due to the fact that the flare activity is not only typical for red stars with small masses but is a necessary stage during their evolution.
M. Tsvetkov, M. Chukova, K. Tsvetkova
openaire   +1 more source

New cases of super-flares on slowly rotating solar-type stars and large amplitude super-flares in G- and M-type main-sequence stars [PDF]

open access: yes, 2023
In our previous work, we searched for super-flares on different types of stars while focusing on G-type dwarfs using entire Kepler data to study statistical properties of the occurrence rate of super-flares.
Althukair, A. k.   +2 more
core   +1 more source

Development of a Disease Activity Index for the Assessment of VEXAS Syndrome (VEXAS‐DAI)

open access: yesArthritis Care &Research, EarlyView.
Objective Vacuoles, E1 enzyme, X‐linked, autoinflammatory, somatic syndrome (VEXAS) syndrome is characterized by a complex spectrum of inflammatory and hematologic manifestations. Clinical research to identify effective therapies is urgently needed but is hindered by the lack of validated outcome measures.
Kevin Byram   +25 more
wiley   +1 more source

Flares on active M-type stars observed with XMM-Newton and Chandra. [PDF]

open access: yes, 2007
M-type red dwarfs are among the most active stars. Their light curves display random variability of rapid increase and gradual decrease in emission.
Kraev, U.M., Mitra Kraev, Urmila
core  

The flare-activity of 2MASS J16111534-1757214 in the upper Scorpius association

open access: yes, 2021
Flares are known to play an important role for the evolution of the atmospheres of young planets. In order to understand the evolution of planets, it is thus important to study the flare-activity of young stars.
Muheki, P.   +5 more
core   +1 more source

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