N95 Filter vs Standard Medical Facemasks for Influenza Prevention, Low vs Standard Intensity Warfarin for VTE Prophylaxis, Guideline on Medications to Prevent Breast Cancer, and more

ORIGINAL INVESTIGATION

N95 Respirators vs Medical Masks for Preventing Influenza Among Health Care Personnel: A Randomized Clinical Trial

Lewis J. Radonovich Jr, MD; Michael S. Simberkoff, MD; Mary T. Bessesen, MD; et al.

Editorial: Respiratory Protection of Health Care Personnel to Prevent Respiratory Viral Transmission; Thomas R. Talbot, MD, MPH; Hilary M. Babcock, MD, MPH

Effect of Low-Intensity vs Standard-Intensity Warfarin Prophylaxis on Venous Thromboembolism or Death Among Patients Undergoing Hip or Knee Arthroplasty: A Randomized Clinical Trial

Brian F. Gage, MD, MSc; Anne R. Bass, MD; Hannah Lin, BA; et al.

Trends in Use of Medical Imaging in US Health Care Systems and in Ontario, Canada, 2000-2016

Rebecca Smith-Bindman, MD; Marilyn L. Kwan, PhD; Emily C. Marlow, MS; et al.

Earn CME credit

Editorial: Evolving Priorities for Imaging Utilization Research: From Outputs to Outcomes; Deborah Levine, MD; Richard Duszak Jr, MD

RESEARCH LETTER

Incidence of Maternal Sepsis and Sepsis-Related Maternal Deaths in the United States

Matthew K. Hensley, MD, MPH; Melissa E. Bauer, DO; Lindsay K. Admon, MD, MSc; et al.

US PREVENTIVE SERVICES TASK FORCE

Recommendation Statement

Medication Use to Reduce Risk of Breast Cancer: US Preventive Services Task Force Recommendation Statement

US Preventive Services Task Force

Earn CME credit

Editorial: Medications to Reduce Breast Cancer Risk: Promise and Limitations; Lydia E. Pace, MD, MPH; Nancy L. Keating, MD, MPH

Audio Interview: USPSTF Recommendation: Medication Use to Reduce Risk of Breast Cancer

Evidence Report

Medication Use for the Risk Reduction of Primary Breast Cancer in Women: Updated Evidence Report and Systematic Review for the US Preventive Services Task Force

Heidi D. Nelson, MD, MPH, MACP, FRCP; Rongwei Fu, PhD; Bernadette Zakher, MBBS, MPH; et al.

Editorial: Medications to Reduce Breast Cancer Risk: Promise and Limitations; Lydia E. Pace, MD, MPH; Nancy L. Keating, MD, MPH

Audio Interview: USPSTF Recommendation: Medication Use to Reduce Risk of Breast Cancer

VIEWPOINT

Lessons Learned From the Opioid Epidemic

Joshua M. Sharfstein, MD; Yngvild Olsen, MD, MPH

Audio Interview: The Lessons of the Opioid Epidemic

Realizing Shared Decision-making in Practice

Mary Catherine Beach, MD, MPH; Jeremy Sugarman, MD, MPH, MA

Harms From Uninformative Clinical Trials

Deborah A. Zarin, MD; Steven N. Goodman, MD, MHS, PhD; Jonathan Kimmelman, PhD

A PIECE OF MY MIND

A Wave

Matthew M. Demczko, MD

EDITORIAL

Respiratory Protection of Health Care Personnel to Prevent Respiratory Viral Transmission

Thomas R. Talbot, MD, MPH; Hilary M. Babcock, MD, MPH

Evolving Priorities for Imaging Utilization Research: From Outputs to Outcomes

Deborah Levine, MD; Richard Duszak Jr, MD

Medications to Reduce Breast Cancer Risk: Promise and Limitations

Lydia E. Pace, MD, MPH; Nancy L. Keating, MD, MPH

Editorial: Breast Cancer Chemoprevention—Can We Make a Case for Precision Medicine?; Mary B. Daly, MD, PhD; Eric Ross, PhD

Audio Interview: USPSTF Recommendation: Medication Use to Reduce Risk of Breast Cancer

JAMA DIAGNOSTIC TEST INTERPRETATION

Interpretation of Vitamin B₁₂ Status After a Roux-en-Y Gastric Bypass

Sameer B. Murali; MD MSHS

Earn CME credit

MEDICAL NEWS & PERSPECTIVES

With Neuroimaging, Large NIH Study Could Shine a Light on the Adolescent Brain

Jennifer Abbasi

Medical News Audio: With Neuroimaging, Large NIH Study Could Shine a Light on the Adolescent Brain

Quick Uptakes

Vacationing More Often May Reduce Metabolic Syndrome Risk

Rebecca Voelker, MSJ

NEWS FROM THE FOOD AND DRUG ADMINISTRATION

Nasal Glucagon Approved for Severe Hypoglycemia

Rebecca Voelker, MSJ

First Therapy for Rare Joint Tumor Is Approved

Rebecca Voelker, MSJ

New Antibacterial Should Be Used With Caution

Rebecca Voelker, MSJ

BENCH TO BEDSIDE

Compound in Broccoli Restores Tumor Suppressor Activity

Tracy Hampton, PhD

POETRY AND MEDICINE

Her Room

Wynne Morrison, MD, MBE

JAMA REVISITED

Hasty Generalizations

JAMA PATIENT PAGE

Medications to Reduce Breast Cancer Risk

Jill Jin, MD, MPH

Editorial: Breast Cancer Chemoprevention—Can We Make a Case for Precision Medicine?; Mary B. Daly, MD, PhD; Eric Ross, PhD

Audio Interview: USPSTF Recommendation: Medication Use to Reduce Risk of Breast Cancer

AUDIO

Audio Summary

N95 Filter vs Standard Medical Facemasks for Influenza Prevention, Low vs Standard Intensity Warfarin for VTE Prophylaxis, Guideline on Medications to Prevent Breast Cancer, and more

Audio Interview

USPSTF Recommendation: Medication Use to Reduce Risk of Breast Cancer

Audio Interview

The Lessons of the Opioid Epidemic

Medical News Audio

With Neuroimaging, Large NIH Study Could Shine a Light on the Adolescent Brain

COMMENT & RESPONSE

Workplace Wellness Programs and Health Outcomes

Lawrence W. Raymond, MD, ScM; Shannon L. Morton, PA; Allyson Yanni, NP

Workplace Wellness Programs and Health Outcomes—Reply

Zirui Song, MD, PhD; Katherine Baicker, PhD

Perinatal Outcomes in Medicaid Expansion and Nonexpansion States Among Hispanic Women

Diana Montoya-Williams, MD; Heather Burris, MD, MPH; Elena Fuentes-Afflick, MD, MPH

Perinatal Outcomes in Medicaid Expansion and Nonexpansion States Among Hispanic Women—Reply

Clare C. Brown, PhD, MPH; J. Mick Tilford, PhD

Regulating Decisions for Incapacitated Pregnant Women

D. Micah Hester, PhD; Leah Eisenberg, JD; Laura Guidry-Grimes, PhD

Regulating Decisions for Incapacitated Pregnant Women—Reply

Erin S. DeMartino, MD; Cavan K. Doyle, JD, LLM; Paul S. Mueller, MD, MPH

CORRECTION

Incorrect Author Name

Data Update Due to Missed Statute

Incorrect Unit of Measure

JAMA MASTHEAD

JAMA

Author Interview: USPSTF Recommendation–Medication Use to Reduce Risk of Breast Cancer

Author Interview: The Lessons of the Opioid Epidemic