Search Results - "Rich, Jeffrey"
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The Carnegie-Chicago Hubble Program. VIII. An Independent Determination of the Hubble Constant Based on the Tip of the Red Giant Branch
Published in The Astrophysical journal (01-09-2019)“…Abstract We present a new and independent determination of the local value of the Hubble constant based on a calibration of the tip of the red giant branch…”
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Calibration of the Tip of the Red Giant Branch
Published in The Astrophysical journal (01-03-2020)“…The tip of the red giant branch (TRGB) method provides one of the most accurate and precise means of measuring the distances to nearby galaxies. Here we…”
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Postoperative Atrial Fibrillation Significantly Increases Mortality, Hospital Readmission, and Hospital Costs
Published in The Annals of thoracic surgery (01-08-2014)“…Background New-onset postoperative atrial fibrillation (POAF) is the most common complication following cardiac surgery. However, the magnitude of POAF on…”
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The Heart Team of Cardiovascular Care
Published in Journal of the American College of Cardiology (05-03-2013)“…The management of complex cardiovascular disease has changed markedly with the development of new strategies of care, an increasing amount of scientific…”
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The Society of Thoracic Surgeons 2008 Cardiac Surgery Risk Models: Part 2—Isolated Valve Surgery
Published in The Annals of thoracic surgery (01-07-2009)“…Background Adjustment for case-mix is essential when using observational data to compare surgical techniques or providers. That is most often accomplished…”
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Standard Galactic field RR Lyrae II: a Gaia DR2 calibration of the period–Wesenheit–metallicity relation
Published in Monthly notices of the Royal Astronomical Society (01-12-2019)“…ABSTRACT RR Lyrae stars have long been popular standard candles, but significant advances in methodology and technology have been made in recent years to…”
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The Society of Thoracic Surgeons 2008 Cardiac Surgery Risk Models: Part 1—Coronary Artery Bypass Grafting Surgery
Published in The Annals of thoracic surgery (01-07-2009)“…Background The first version of The Society of Thoracic Surgeons National Adult Cardiac Surgery Database (STS NCD) was developed nearly 2 decades ago. Since…”
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THE CARNEGIE-CHICAGO HUBBLE PROGRAM. I. AN INDEPENDENT APPROACH TO THE EXTRAGALACTIC DISTANCE SCALE USING ONLY POPULATION II DISTANCE INDICATORS
Published in The Astrophysical journal (01-12-2016)“…ABSTRACT We present an overview of the Carnegie-Chicago Hubble Program, an ongoing program to obtain a 3% measurement of the Hubble constant ( H 0 ) using…”
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The Carnegie–Chicago Hubble Program. III. The Distance to NGC 1365 via the Tip of the Red Giant Branch
Published in The Astrophysical journal (01-01-2018)“…Abstract The Carnegie–Chicago Hubble Program (CCHP) seeks to anchor the distance scale of Type Ia supernovae via the Tip of the Red Giant Branch (TRGB) method…”
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The Carnegie–Chicago Hubble Program. V. The Distances to NGC 1448 and NGC 1316 via the Tip of the Red Giant Branch
Published in The Astrophysical journal (20-10-2018)“…Abstract The Carnegie–Chicago Hubble Program (CCHP) is recalibrating the extragalactic SN Ia distance scale using exclusively Population II stars. This effort…”
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The Carnegie-Chicago Hubble Program. II. The Distance to IC 1613: The Tip of the Red Giant Branch and RR Lyrae Period–luminosity Relations
Published in The Astrophysical journal (20-08-2017)“…Abstract IC 1613 is an isolated dwarf galaxy within the Local Group. Low foreground and internal extinction, low metallicity, and low crowding make it an…”
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The Chemical Evolution Carousel of Spiral Galaxies: Azimuthal Variations of Oxygen Abundance in NGC1365
Published in The Astrophysical journal (01-09-2017)“…The spatial distribution of oxygen in the interstellar medium of galaxies is the key to understanding how efficiently metals that are synthesized in massive…”
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The Carnegie–Chicago Hubble Program. IX. Calibration of the Tip of the Red Giant Branch Method in the Megamaser Host Galaxy, NGC 4258 (M106)
Published in The Astrophysical journal (01-01-2021)“…Abstract In the nearby galaxy NGC 4258, the well-modeled orbital motion of H 2 O masers about its supermassive black hole provides the means to measure a…”
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Preoperative anemia versus blood transfusion: Which is the culprit for worse outcomes in cardiac surgery?
Published in The Journal of thoracic and cardiovascular surgery (01-07-2018)“…Reducing blood product utilization after cardiac surgery has become a focus of perioperative care as studies have suggested improved outcomes. The relative…”
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The Society of Thoracic Surgeons 2008 Cardiac Surgery Risk Models: Part 3—Valve Plus Coronary Artery Bypass Grafting Surgery
Published in The Annals of thoracic surgery (01-07-2009)“…Background Since 1999, The Society of Thoracic Surgeons (STS) has published two risk models that can be used to adjust the results of valve surgery combined…”
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The Carnegie-Chicago Hubble Program. VII. The Distance to M101 via the Optical Tip of the Red Giant Branch Method
Published in The Astrophysical journal (10-11-2019)“…Abstract The Carnegie-Chicago Hubble Program (CCHP) is building a direct path to the Hubble constant ( H 0 ) using Population II stars as the calibrator of the…”
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Starburst-AGN mixing - I. NGC 7130
Published in Monthly notices of the Royal Astronomical Society (21-04-2014)“…We present an integral field spectroscopic study of the luminous infrared galaxy NGC 7130, a known starburst-active galactic nucleus (AGN) composite galaxy. We…”
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Socioeconomic Distressed Communities Index Predicts Risk-Adjusted Mortality After Cardiac Surgery
Published in The Annals of thoracic surgery (01-06-2019)“…The effects of socioeconomic factors other than insurance status and race on outcomes after cardiac operations are not well understood. We hypothesized that…”
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Development of a Risk Prediction Model and Clinical Risk Score for Isolated Tricuspid Valve Surgery
Published in The Annals of thoracic surgery (01-07-2018)“…Although tricuspid valve operations remain associated with high mortality (approximately 8% to 10%), no robust prediction models exist to support clinical…”
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