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 Showing 41-56 of 56 Articles
Robert Steinbrook, MD; Rachel J. Stern, MD; Rita F. Redberg, MD, MSc

In 2013, firearm injuries were responsible for 33 636 deaths in the United States, almost the same number as the 33 804 deaths from motor vehicle crashes.1 The totals include 21 175 suicides—about half of all deaths classified as suicides—and 11 208 homicides—about 70% of all deaths classified as homicides. Since ...

Original Investigation 
Joshua Schulman-Marcus, MD; Dmitriy N. Feldman, MD; Sunil V. Rao, MD; Abhiram Prasad, MD; Lisa McCoy, MS; Kirk Garratt, MD; Luke K. Kim, MD; Robert M. Minutello, MD; Shing-Chiu Wong, MD; Amit N. Vora, MD; Harsimran S. Singh, MSc, MD; Daniel Wojdyla, MS; Amr Mohsen, MD; Geoffrey Bergman, MD; Rajesh V. Swaminathan, MD
Includes: Supplemental Content

Importance  Many patients undergo cardiac catheterization and/or percutaneous coronary intervention (PCI) before noncardiac surgery even though these procedures are not routinely indicated. Data on this cohort of patients are limited.

Objective  To describe the characteristics, angiographic findings, and treatment patterns of clinically stable patients undergoing cardiac ...

Editorial: Prophylactic PCI in Patients With Stable CAD; David Brown, MD; Rita F. Redberg, MD, MSc
Original Investigation 
Bernhard Haring, MD, MPH; Carolyn J. Crandall, MD, MS; Chunyuan Wu, MS; Erin S. LeBlanc, MD, MPH; James M. Shikany, DrPH; Laura Carbone, MD; Tonya Orchard, PhD, RD; Fridtjof Thomas, PhD; Jean Wactawaski-Wende, PhD; Wenjun Li, PhD; Jane A. Cauley, DrPH; Sylvia Wassertheil-Smoller, PhD
Includes: Supplemental Content

Importance  Considerable efforts have been undertaken to relate single nutrients to bone health. To this point, results are inconsistent. Suboptimal single nutrient intake does not occur in isolation but rather reflects a poor diet quality.

Objective  To assess the association between adherence to a diet quality ...

Invited Commentary: Mediterranean Diet and Fracture Risk; Walter C. Willett, MD, DrPH
Invited Commentary 
Gail R. Wilensky, PhD

In this issue of JAMA Internal Medicine, Callaghan et al1 report their analysis of service use and payments following a substantial reduction in the payment by the Centers for Medicare & Medicaid Services (CMS) to physicians through Medicare as reimbursement for nerve conduction studies (NCS) as ...

Invited Commentary 
Walter C. Willett, MD, DrPH

In this issue of JAMA Internal Medicine, Haring et al1 provide what appears to be the first detailed examination of a Mediterranean diet index and 3 other dietary quality indexes in association with the risk of hip and total fractures. They report that the 4 commonly ...

Challenges in Clinical Electrocardiography 
Jonathan Chou, MD, PhD; Lisa R. Beutler, MD, PhD; Nora Goldschlager, MD

A postmenopausal woman with a history of alcohol abuse complicated by withdrawal seizures (last occurring 4 months prior), crack cocaine abuse, and depression was brought into the emergency department for altered mental status after 3 witnessed seizures. Her partner stated that the evening prior, she did not drink ...

Research Letter 
Brian C. Callaghan, MD, MS; James F. Burke, MD, MS; Lesli E. Skolarus, MD, MS; Ryan D. Jacobson, MD; Lindsey B. De Lott, MD; Kevin A. Kerber, MD, MS

This study examines whether a reduction in Medicare reimbursement for nerve conduction studies reduced the number of such studies conducted by health care professionals within a 1-year period.

Invited Commentary: Understanding Responses to Reductions in CMS Payments; Gail R. Wilensky, PhD
Research Letter 
Nathaniel R. Smilowitz, MD; Altaf Pirmohamed, MD; Giora Weisz, MD

This study examines the association between employees of the cardiovascular device industry who served as coauthors of articles reporting clinical trials of the industry’s products and the outcomes of those trials.

Invited Commentary 
Adam J. Schoenfeld; Neil Jay Sehgal, PhD, MPH; Andrew Auerbach, MD, MPH

The field of mobile health (mHealth), involving the use of smartphones, tablets, and other wireless devices to collect, aggregate, or disseminate health information, has been heralded as a health care revolution. Applications (apps) and sensors—many included in consumer-focused wearables, and others more specifically targeting diseases or therapeutics—present an ...

Research Letter 
Haruka Murakami, PhD; Ryoko Kawakami, PhD; Satoshi Nakae, MSc; Yoshio Nakata, PhD; Kazuko Ishikawa-Takata, PhD; Shigeho Tanaka, PhD; Motohiko Miyachi, PhD

This study examines the accuracy of total energy expenditure estimates made by wearable devices compared with measurements made using the metabolic chamber and doubly labeled water methods.

Invited Commentary: The Challenges of Mobile Health Regulation; Adam J. Schoenfeld; Neil Jay Sehgal, PhD, MPH; Andrew Auerbach, MD, MPH
Mitchell H. Katz, MD

Since all drugs have adverse effects, the decision to prescribe always involves a weighing of benefits and risks. In the case of opioids prescribed for chronic pain (excluding life-threatening conditions such as cancer), we have no evidence of benefit with long-term use and much evidence of harm. However, ...

Original Investigation 
Adam S. Miner, PsyD; Arnold Milstein, MD; Stephen Schueller, PhD; Roshini Hegde; Christina Mangurian, MD, MAS; Eleni Linos, MD, DrPH

Importance  Conversational agents are smartphone-based computer programs designed to respond to users in natural language, thereby mimicking conversations between people. Many people use their smartphones to obtain health information.

Objective  To describe the responses of 4 widely used conversational agents (Siri [Apple], Google Now, S Voice ...

Editor's Note: Smarter Smartphones; Robert Steinbrook, MD
Editor's Note 
Robert Steinbrook, MD

Smartphones are ubiquitous, and most have a conversational agent that responds to statements made by users in natural language. Google Now, Samsung’s S Voice, and Microsoft’s Cortana have joined Apple's Siri; there are more conversational agents, and more are on the way. The software is getting better, and ...

Research Letter 
Jie Cao, MPH; Lillian Min, MD, MPH; Bonnie Lansing, LPN; Betsy Foxman, PhD; Lona Mody, MD, MSc

Baseline, new acquisition, and duration of hand carriage of multidrug-resistant organisms among patients newly admitted to post–acute care facilities from acute care hospitals is evaluated.

Research Letter 
Timothy B. Plante, MD; Bruno Urrea, MD; Zane T. MacFarlane; Roger S. Blumenthal, MD; Edgar R. Miller III, MD, PhD; Lawrence J. Appel, MD, MPH; Seth S. Martin, MD, MHS

The accuracy and precision of the Instant Blood Pressure app are evaluated amid concerns that individuals may use these apps to assess their blood pressure and titrate therapy.

Comment & Response 
Charlotte Andersson, MD, PhD

To the Editor We have regretfully discovered an error in our program underlying the analyses of the paper “Association of β-Blocker Therapy With Risks of Adverse Cardiovascular Events and Deaths in Patients With Ischemic Heart Disease Undergoing Noncardiac Surgery: A Danish Nationwide Cohort Study” (2014;174[3]:336-344).1

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