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January 2020 - May 2018

Decade

Year

Issue

January 2020, Vol 3, No. 1

open access Original Investigation

PUBLIC HEALTH

Indicators Associated With Job Morale Among Physicians and Dentists in Low-Income and Middle-Income Countries: A Systematic Review and Meta-analysis

This systematic review and meta-analysis analyzes studies that measure job morale, indicated by levels of job burnout, satisfaction, and motivation, among physicians and dentists working in low- and middle-income countries.

JAMA Netw Open. 2020;3(1):e1913202. doi:10.1001/jamanetworkopen.2019.13202
Abstract Full Text pdf link PDF

PEDIATRICS

Association of Repeated Antibiotic Exposure Up to Age 4 Years With Body Mass at Age 4.5 Years

This cohort study examines the association between repeated antibiotic exposure by age 48 months and body mass index at 54 months.

JAMA Netw Open. 2020;3(1):e1917577. doi:10.1001/jamanetworkopen.2019.17577
Abstract Full Text pdf link PDF

INFECTIOUS DISEASES

Incidence and Outcomes Associated With Clostridium difficile Infections: A Systematic Review and Meta-analysis

This systematic review and meta-analysis of 13 studies analyzes the incidence of Clostridium difficile infection and its associated hospital length of stay in the United States.

JAMA Netw Open. 2020;3(1):e1917597. doi:10.1001/jamanetworkopen.2019.17597
Abstract Full Text pdf link PDF

ONCOLOGY

Clinicopathological Characteristics and Breast Cancer–Specific Survival of Patients With Single Hormone Receptor–Positive Breast Cancer

This cohort study investigates the clinicopathological characteristics and breast cancer–specific survival of patients with single hormone receptor–positive breast cancer.

JAMA Netw Open. 2020;3(1):e1918160. doi:10.1001/jamanetworkopen.2019.18160
Abstract Full Text pdf link PDF

PULMONARY MEDICINE

Effectiveness of Virtual vs In-Person Inhaler Education for Hospitalized Patients With Obstructive Lung Disease: A Randomized Clinical Trial

This equivalence and noninferiority randomized clinical trial assesses whether a virtual teach-to-goal intervention is noninferior to an in-person teach-to-goal intervention for improving inhaler technique among adult patients hospitalized with asthma or chronic obstructive pulmonary disease.

JAMA Netw Open. 2020;3(1):e1918205. doi:10.1001/jamanetworkopen.2019.18205
Abstract Full Text pdf link PDF

PSYCHIATRY

Use of Machine Learning for Predicting Escitalopram Treatment Outcome From Electroencephalography Recordings in Adult Patients With Depression

This prognostic study of patients with major depressive disorder estimates how accurately an outcome of escitalopram treatment can be predicted from electroencephalographic data.

JAMA Netw Open. 2020;3(1):e1918377. doi:10.1001/jamanetworkopen.2019.18377
Abstract Full Text pdf link PDF

NUTRITION, OBESITY, AND EXERCISE

Association of State Laws Regarding Snacks in US Schools With Students' Consumption of Solid Fats and Added Sugars

This cross-sectional study examines the association of state laws for implementation of the Smart Snacks in School with students’ dietary intake behaviors.

JAMA Netw Open. 2020;3(1):e1918436. doi:10.1001/jamanetworkopen.2019.18436
Abstract Full Text pdf link PDF

ENVIRONMENTAL HEALTH

Association of Ambient and Household Air Pollution With Bone Mineral Content Among Adults in Peri-urban South India

This population-based cross-sectional study analyzes the association between ambient and household air pollution and bone mass in a sample of the general adult population in peri-urban India.

JAMA Netw Open. 2020;3(1):e1918504. doi:10.1001/jamanetworkopen.2019.18504
Abstract Full Text pdf link PDF

DIABETES AND ENDOCRINOLOGY

Comparison of Mortality and Major Cardiovascular Events Among Adults With Type 2 Diabetes Using Human vs Analogue Insulins

This cohort study examines the association of analogue compared with human insulin use with mortality and major cardiovascular events among adults with type 2 diabetes.

JAMA Netw Open. 2020;3(1):e1918554. doi:10.1001/jamanetworkopen.2019.18554
Abstract Full Text pdf link PDF

PEDIATRICS

Comparison of Risk of Recrudescent Fever in Children With Kawasaki Disease Treated With Intravenous Immunoglobulin and Low-Dose vs High-Dose Aspirin

This cohort study examines the incidence of recrudescent fever during use of low-dose vs high-dose aspirin in conjunction with intravenous immunoglobin in children with Kawasaki disease.

JAMA Netw Open. 2020;3(1):e1918565. doi:10.1001/jamanetworkopen.2019.18565
Abstract Full Text pdf link PDF

ONCOLOGY

Association of Physician Peer Influence With Subsequent Physician Adoption and Use of Bevacizumab

This cohort study examines the association of physician peer use of bevacizumab with subsequent physician adoption and use of bevacizumab to treat US Medicare beneficiaries with cancer.

JAMA Netw Open. 2020;3(1):e1918586. doi:10.1001/jamanetworkopen.2019.18586
Abstract Full Text pdf link PDF

CARDIOLOGY

Quality of Care for Patients Hospitalized for Heart Failure in China

This cross-sectional study examines the quality of care provided by hospitals to patients with heart failure in China by assessing hospitals’ adherence to 4 core performance measures for inpatient care of heart failure.

JAMA Netw Open. 2020;3(1):e1918619. doi:10.1001/jamanetworkopen.2019.18619
Abstract Full Text pdf link PDF

CARDIOLOGY

Association of Physician Education and Feedback on Hypertension Management With Patient Blood Pressure and Hypertension Control

This cohort study reports on the blood pressure (BP) management program, based on electronic health record system and primary care practitioner education, implemented in primary care facilities in Västerbotten County, Sweden.

JAMA Netw Open. 2020;3(1):e1918625. doi:10.1001/jamanetworkopen.2019.18625
Abstract Full Text pdf link PDF

NEPHROLOGY

Association of Deceased Donor Acute Kidney Injury With Recipient Graft Survival

This cohort study evaluates the association of deceased donor acute kidney injury with recipient graft survival and characterizes recovery and discard practices for kidneys with acute kidney injury by organ procurement organizations.

JAMA Netw Open. 2020;3(1):e1918634. doi:10.1001/jamanetworkopen.2019.18634
Abstract Full Text pdf link PDF

ORTHOPEDICS

Association of Surgical Treatment With Adverse Events and Mortality Among Medicare Beneficiaries With Proximal Humerus Fracture

This comparative effectiveness research study assesses the outcomes associated with higher rates of surgery for US Medicare beneficiaries with proximal humerus fracture, including adverse events, mortality, and costs.

JAMA Netw Open. 2020;3(1):e1918663. doi:10.1001/jamanetworkopen.2019.18663
Abstract Full Text pdf link PDF

ONCOLOGY

Incidence, Risk Factors, and Outcomes of Patients Who Develop Mucosal Barrier Injury–Laboratory Confirmed Bloodstream Infections in the First 100 Days After Allogeneic Hematopoietic Stem Cell Transplant

This cohort study examines the incidence, timing, risk factors, and outcomes of patients who develop mucosal barrier injury–laboratory confirmed bloodstream infection (MBI-LCBI) in the first 100 days after hematopoietic stem cell transplant (HSCT).

JAMA Netw Open. 2020;3(1):e1918668. doi:10.1001/jamanetworkopen.2019.18668
Abstract Full Text pdf link PDF

CRITICAL CARE MEDICINE

Association Between the Implementation of Hospital-Based Palliative Care and Use of Intensive Care During Terminal Hospitalizations

This cohort study examines whether implementation of hospital-based palliative care services is associated with decreased intensive care unit use during terminal hospitalizations.

JAMA Netw Open. 2020;3(1):e1918675. doi:10.1001/jamanetworkopen.2019.18675
Abstract Full Text pdf link PDF

PUBLIC HEALTH

Assessment of Additional Medical Costs Among Older Adults in Japan With a History of Childhood Maltreatment

This cross-sectional study assesses whether a history of childhood maltreatment is associated with additional medical costs among older adults in Japan.

JAMA Netw Open. 2020;3(1):e1918681. doi:10.1001/jamanetworkopen.2019.18681
Abstract Full Text pdf link PDF

PUBLIC HEALTH

Assessment of Rural-Urban Differences in Postacute Care Utilization and Outcomes Among Older US Adults

This cohort study examines differences among patients from urban vs rural counties in outcomes after discharge from acute care by discharge destination.

JAMA Netw Open. 2020;3(1):e1918738. doi:10.1001/jamanetworkopen.2019.18738
Abstract Full Text pdf link PDF

PUBLIC HEALTH

Views of Rural US Adults About Health and Economic Concerns

This survey study uses nationally representative surveys from 2018 and 2019 to examine the perspectives of adults in the rural United States on the biggest issues facing their communities, including health care and the economy.

JAMA Netw Open. 2020;3(1):e1918745. doi:10.1001/jamanetworkopen.2019.18745
Abstract Full Text pdf link PDF

SURGERY

Trends in the Adoption of Robotic Surgery for Common Surgical Procedures

This cohort study characterizes trends in the use of robotic surgery for common surgical procedures.

JAMA Netw Open. 2020;3(1):e1918911. doi:10.1001/jamanetworkopen.2019.18911
Abstract Full Text pdf link PDF

ONCOLOGY

Assessment of Progression-Free Survival as a Surrogate End Point of Overall Survival in First-Line Treatment of Ovarian Cancer: A Systematic Review and Meta-analysis

This systematic review and meta-analysis evaluates whether progression-free survival is a validated surrogate end point for overall survival in patients with advanced ovarian cancer.

JAMA Netw Open. 2020;3(1):e1918939. doi:10.1001/jamanetworkopen.2019.18939
Abstract Full Text pdf link PDF

DIABETES AND ENDOCRINOLOGY

Reassessment Intervals for Transition From Low to High Fracture Risk Among Adults Older Than 50 Years

This cohort study examines reassessment intervals for transition from low to high fracture risk using a population-based bone mineral density registry from Manitoba, Canada.

JAMA Netw Open. 2020;3(1):e1918954. doi:10.1001/jamanetworkopen.2019.18954
Abstract Full Text pdf link PDF

CARDIOLOGY

Comparison of Machine Learning Methods With Traditional Models for Use of Administrative Claims With Electronic Medical Records to Predict Heart Failure Outcomes

This prognostic study compares several machine learning approaches with traditional logistic regression for development of predictive models for all-cause mortality, heart failure hospitalization, high cost, and loss in home time, among patients with heart failure.

JAMA Netw Open. 2020;3(1):e1918962. doi:10.1001/jamanetworkopen.2019.18962
Abstract Full Text pdf link PDF

HEALTH POLICY

Association of Medicaid Expansion With Opioid Overdose Mortality in the United States

This serial cross-sectional study examines whether US state Medicaid expansion is associated with county-level counts of opioid overdose deaths.

JAMA Netw Open. 2020;3(1):e1919066. doi:10.1001/jamanetworkopen.2019.19066
Abstract Full Text pdf link PDF

DIABETES AND ENDOCRINOLOGY

Association of Cumulative Multimorbidity, Glycemic Control, and Medication Use With Hypoglycemia-Related Emergency Department Visits and Hospitalizations Among Adults With Diabetes

This cohort study examines the associations of age, cumulative multimorbidity, glycated hemoglobin level, and use of glucose level–lowering medication with hypoglycemia-related emergency department visits and hospitalizations among adults with diabetes.

JAMA Netw Open. 2020;3(1):e1919099. doi:10.1001/jamanetworkopen.2019.19099
Abstract Full Text pdf link PDF

INFECTIOUS DISEASES

Association Between Environmental Factors and Toxigenic Clostridioides difficile Carriage at Hospital Admission

This cohort study examines whether environmental factors, such as residential proximity to livestock farms, are associated with the probability of toxigenic Clostridiodes difficile carriage in patients at the time of hospital admission.

JAMA Netw Open. 2020;3(1):e1919132. doi:10.1001/jamanetworkopen.2019.19132
Abstract Full Text pdf link PDF

SURGERY

Assessment of Out-of-Pocket Costs for Robotic Cancer Surgery in US Adults

This cross-sectional study assesses out-of-pocket costs and total payments for 5 types of common oncologic procedures that can be performed using an open or robotic approach.

JAMA Netw Open. 2020;3(1):e1919185. doi:10.1001/jamanetworkopen.2019.19185
Abstract Full Text pdf link PDF

SURGERY

Recognizing Emotional Expression as an Outcome Measure After Face Transplant

This case-control study uses software-based video analysis to detect and track restoration of facial emotional expression after face transplant.

JAMA Netw Open. 2020;3(1):e1919247. doi:10.1001/jamanetworkopen.2019.19247
Abstract Full Text pdf link PDF

GERIATRICS

Association of Plasma Concentration of Vitamin B12 With All-Cause Mortality in the General Population in the Netherlands

This population-based cohort study examines the association of plasma concentrations of vitamin B12 with all-cause mortality among adults in the Netherlands.

JAMA Netw Open. 2020;3(1):e1919274. doi:10.1001/jamanetworkopen.2019.19274
Abstract Full Text pdf link PDF

UROLOGY

Association of Baseline Prostate-Specific Antigen Level With Long-term Diagnosis of Clinically Significant Prostate Cancer Among Patients Aged 55 to 60 Years: A Secondary Analysis of a Cohort in the Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial

This secondary analysis of the Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial estimates the long-term risk of any prostate cancer and clinically significant prostate cancer associated with baseline prostate-specific antigen (PSA) levels among men aged 55 to 60 years.

JAMA Netw Open. 2020;3(1):e1919284. doi:10.1001/jamanetworkopen.2019.19284
Abstract Full Text pdf link PDF

HEALTH INFORMATICS

Association of Health Record Visualizations With Physicians’ Cognitive Load When Prioritizing Hospitalized Patients

This cross-sectional study assesses the association of different design features of an electronic health record–based information visualization tool with the cognitive load of physicians during the clinical prioritization process.

JAMA Netw Open. 2020;3(1):e1919301. doi:10.1001/jamanetworkopen.2019.19301
Abstract Full Text pdf link PDF

HEALTH POLICY

Comparison of the Quality of Hospitals That Admit Medicare Advantage Patients vs Traditional Medicare Patients

This cross-sectional study compares the quality of hospitals that admit patients enrolled in Medicare Advantage vs hospitals that admit patients enrolled in traditional Medicare.

JAMA Netw Open. 2020;3(1):e1919310. doi:10.1001/jamanetworkopen.2019.19310
Abstract Full Text pdf link PDF

MEDICAL EDUCATION

Longitudinal Assessment of Resident Performance Using Entrustable Professional Activities

This cohort study measures the development of pediatric resident clinical skills using assessments based on entrustable professional activities.

JAMA Netw Open. 2020;3(1):e1919316. doi:10.1001/jamanetworkopen.2019.19316
Abstract Full Text pdf link PDF

EMERGENCY MEDICINE

Experiences of Individuals Who Were Physically Restrained in the Emergency Department

This qualitative study characterizes how individuals interpret experiences of physical restraint in the emergency department.

JAMA Netw Open. 2020;3(1):e1919381. doi:10.1001/jamanetworkopen.2019.19381
Abstract Full Text pdf link PDF

PUBLIC HEALTH

Association of Educational Attainment and Race/Ethnicity With Exposure to Tobacco Advertisement Among US Young Adults

This cross-sectional study examines the association of educational attainment with exposure to tobacco advertisements among diverse racial/ethnic groups of US young adults.

JAMA Netw Open. 2020;3(1):e1919393. doi:10.1001/jamanetworkopen.2019.19393
Abstract Full Text pdf link PDF

HEALTH INFORMATICS

Assessment of a Machine Learning Model Applied to Harmonized Electronic Health Record Data for the Prediction of Incident Atrial Fibrillation

This diagnostic study examines machine learning approaches applied to harmonized electronic health record data for identifying risk of atrial fibrillation.

JAMA Netw Open. 2020;3(1):e1919396. doi:10.1001/jamanetworkopen.2019.19396
Abstract Full Text pdf link PDF

SURGERY

Assessment of Anatomic Restoration of Distal Radius Fractures Among Older Adults: A Secondary Analysis of a Randomized Clinical Trial

This secondary analysis of a randomized clinical trial assesses the association between radiographic measures of reduction and functional and patient-reported outcomes after distal radius fracture in patients aged 60 years and older.

has audio
JAMA Netw Open. 2020;3(1):e1919433. doi:10.1001/jamanetworkopen.2019.19433
Abstract Full Text pdf link PDF

PUBLIC HEALTH

Associations of Fish Oil Supplement Use With Testicular Function in Young Men

This cross-sectional study examines the associations of fish oil supplement intake with testicular function as measured by semen quality and reproductive hormone levels in young men in Denmark.

has audio
JAMA Netw Open. 2020;3(1):e1919462. doi:10.1001/jamanetworkopen.2019.19462
Abstract Full Text pdf link PDF

OPHTHALMOLOGY

Quantitative Microvascular Analysis With Wide-Field Optical Coherence Tomography Angiography in Eyes With Diabetic Retinopathy

This case-control study analyzes the results obtained from wide-field optical coherence tomographic angiography (OCTA) with and without removal of large vessels to assess the presence and severity of diabetic retinopathy among individuals with diabetes.

JAMA Netw Open. 2020;3(1):e1919469. doi:10.1001/jamanetworkopen.2019.19469
Abstract Full Text pdf link PDF

ONCOLOGY

Prediagnostic Immune Cell Profiles and Breast Cancer

This case-cohort study examines the associations between proportions of circulating leukocyte subtypes and the risk of breast cancer.

JAMA Netw Open. 2020;3(1):e1919536. doi:10.1001/jamanetworkopen.2019.19536
Abstract Full Text pdf link PDF

SURGERY

Comparison of Comorbidity Treatment and Costs Associated With Bariatric Surgery Among Adults With Obesity in Canada

This economic evaluation estimates the difference in patient-years of treatment for diabetes, hypertension, and dyslipidemia and public-payer cost between the Canadian standard of care and an improved bariatric surgery care pathway.

JAMA Netw Open. 2020;3(1):e1919545. doi:10.1001/jamanetworkopen.2019.19545
Abstract Full Text pdf link PDF

HEALTH POLICY

Association of Clinical Characteristics With Variation in Emergency Physician Preferences for Patients

This cross-sectional study examines whether variations in patient characteristics are associated with physician preferences in self-assigning or selecting patients in the emergency department.

JAMA Netw Open. 2020;3(1):e1919607. doi:10.1001/jamanetworkopen.2019.19607
Abstract Full Text pdf link PDF

OBSTETRICS AND GYNECOLOGY

Association of Parity and Breastfeeding With Risk of Early Natural Menopause

This cohort study examines the association of parity and breastfeeding with the risk of early natural menopause among women in the Nurses’ Health Study II cohort.

JAMA Netw Open. 2020;3(1):e1919615. doi:10.1001/jamanetworkopen.2019.19615
Abstract Full Text pdf link PDF

DIABETES AND ENDOCRINOLOGY

Association of Potentially Modifiable Diabetes Care Factors With Glycemic Control in Patients With Insulin-Treated Type 2 Diabetes

This cohort study examines the associations of nonmodifiable demographic and clinical patient factors vs potentially modifiable delivery of care and patient behavioral factors with adequate glycemic control in patients with insulin-treated type 2 diabetes.

JAMA Netw Open. 2020;3(1):e1919645. doi:10.1001/jamanetworkopen.2019.19645
Abstract Full Text pdf link PDF

PULMONARY MEDICINE

Assessment of Mandibular Movement Monitoring With Machine Learning Analysis for the Diagnosis of Obstructive Sleep Apnea

This diagnostic study compares the performance of mandibular movement monitoring during sleep coupled with an automated analysis by machine learning vs polysomnography for the diagnosis of obstructive sleep apnea in adults.

JAMA Netw Open. 2020;3(1):e1919657. doi:10.1001/jamanetworkopen.2019.19657
Abstract Full Text pdf link PDF

CARDIOLOGY

Association of Longitudinal Values of Glycated Hemoglobin With Cardiovascular Events in Patients With Type 2 Diabetes and Multivessel Coronary Artery Disease

This cohort study examines whether longitudinal variation of glycated hemoglobin (HbA1c) is associated with cardiovascular events in patients with diabetes and multivessel coronary artery disease (CAD).

JAMA Netw Open. 2020;3(1):e1919666. doi:10.1001/jamanetworkopen.2019.19666
Abstract Full Text pdf link PDF

PHYSICAL MEDICINE AND REHABILITATION

Association of Length of Stay, Recovery Rate, and Therapy Time per Day With Functional Outcomes After Hip Fracture Surgery

This cohort study investigates the association among therapy time, length of stay, and functional outcomes for patients aged 65 years or older recovering from hip fracture surgery in postacute care facilities.

JAMA Netw Open. 2020;3(1):e1919672. doi:10.1001/jamanetworkopen.2019.19672
Abstract Full Text pdf link PDF

NUTRITION, OBESITY, AND EXERCISE

Associations of Prenatal and Childhood Antibiotic Exposure With Obesity at Age 4 Years

This cross-sectional study of mothers and their children in New Zealand assesses whether exposure to antibiotics during pregnancy and/or early childhood is associated with the development of childhood obesity.

JAMA Netw Open. 2020;3(1):e1919681. doi:10.1001/jamanetworkopen.2019.19681
Abstract Full Text pdf link PDF

ONCOLOGY

Association of Type of Treatment Facility With Overall Survival After a Diagnosis of Head and Neck Cancer

This cohort study uses data from the National Cancer Database to examine whether the type of treatment facility is associated with overall survival among patients with a diagnosis of head and neck cancer.

JAMA Netw Open. 2020;3(1):e1919697. doi:10.1001/jamanetworkopen.2019.19697
Abstract Full Text pdf link PDF

NEUROLOGY

Association of Blood Biomarkers With Acute Sport-Related Concussion in Collegiate Athletes: Findings From the NCAA and Department of Defense CARE Consortium

This case-control study examines the association between sport-related concussion and levels of traumatic brain injury biomarkers in collegiate athletes.

JAMA Netw Open. 2020;3(1):e1919771. doi:10.1001/jamanetworkopen.2019.19771
Abstract Full Text pdf link PDF

SUBSTANCE USE AND ADDICTION

Risk of Persistence and Progression of Use of 5 Cannabis Products After Experimentation Among Adolescents

This cohort study compares the relative risk of the status and frequency of use of 5 cannabis products following experimental use among adolescents during 12 months of follow-up.

JAMA Netw Open. 2020;3(1):e1919792. doi:10.1001/jamanetworkopen.2019.19792
Abstract Full Text pdf link PDF

GERIATRICS

Family Caregivers’ Experiences With Health Care Workers in the Care of Older Adults With Activity Limitations

This survey study examines the experiences of family and unpaid caregivers for older adults when interacting with their health care workers, including being listened to, being asked about understanding of treatments, and being asked about needing help in managing care.

JAMA Netw Open. 2020;3(1):e1919866. doi:10.1001/jamanetworkopen.2019.19866
Abstract Full Text pdf link PDF

IMAGING

Ovarian-Adnexal Reporting Data System Magnetic Resonance Imaging (O-RADS MRI) Score for Risk Stratification of Sonographically Indeterminate Adnexal Masses

This cohort study validates the accuracy of the 5-point Ovarian-Adnexal Reporting Data System Magnetic Resonance Imaging (O-RADS MRI) score for risk stratification of adnexal masses.

JAMA Netw Open. 2020;3(1):e1919896. doi:10.1001/jamanetworkopen.2019.19896
Abstract Full Text pdf link PDF

PUBLIC HEALTH

Quantification of Neighborhood-Level Social Determinants of Health in the Continental United States

This cross-sectional study uses data from the US Census Bureau and a multidimensional geospatial approach to quantify social determinants of health across the continental United States and to examine the association of social determinants of health with premature mortality in Chicago, Illinois.

JAMA Netw Open. 2020;3(1):e1919928. doi:10.1001/jamanetworkopen.2019.19928
Abstract Full Text pdf link PDF

PSYCHIATRY

Factors Associated With Suicide Ideation in US Army Soldiers During Deployment in Afghanistan

This survey study examines the association of sociodemographic characteristics, lifetime and past-year stressors, and mental disorders with 30-day suicide ideation among US Army soldiers during their deployment in Afghanistan.

JAMA Netw Open. 2020;3(1):e1919935. doi:10.1001/jamanetworkopen.2019.19935
Abstract Full Text pdf link PDF

PEDIATRICS

Association of Prenatal Maternal Psychological Distress With Fetal Brain Growth, Metabolism, and Cortical Maturation

This cohort study examines the association between prenatal maternal psychological distress and fetal brain growth, cortical maturation, and biochemical development by using magnetic resonance imaging and proton magnetic resonance spectroscopy.

JAMA Netw Open. 2020;3(1):e1919940. doi:10.1001/jamanetworkopen.2019.19940
Abstract Full Text pdf link PDF

PSYCHIATRY

Effect of a Virtual Patient Navigation Program on Behavioral Health Admissions in the Emergency Department: A Randomized Clinical Trial

This randomized clinical trial assesses whether the availability of a 45-day behavioral health–virtual patient navigation program decreases hospitalization among adult patients presenting to the emergency department with a behavioral health crisis or need.

JAMA Netw Open. 2020;3(1):e1919954. doi:10.1001/jamanetworkopen.2019.19954
Abstract Full Text pdf link PDF

HEALTH POLICY

Association of Simulated Patient Race/Ethnicity With Scheduling of Primary Care Appointments

This cross-sectional study examines the association between patient race/ethnicity and the rate at which patients are offered primary care appointments and the number of days they wait for their primary care appointments.

JAMA Netw Open. 2020;3(1):e1920010. doi:10.1001/jamanetworkopen.2019.20010
Abstract Full Text pdf link PDF

HEALTH POLICY

Market Share of US Catholic Hospitals and Associated Geographic Network Access to Reproductive Health Services

This cross-sectional study examines whether access to reproductive health services in the United States is associated with the market share of Catholic hospitals at the county level.

JAMA Netw Open. 2020;3(1):e1920053. doi:10.1001/jamanetworkopen.2019.20053
Abstract Full Text pdf link PDF

SURGERY

Assessment of 3-Dimensional vs 2-Dimensional Imaging and Technical Performance Using a Multiport Intraoperative Data Capture and Analytic System for Patients Undergoing Laparoscopic Roux-en-Y Gastric Bypass Surgery

This cohort study compares technical performance associated with the use of 3-dimensional (3-D) vs 2-D imaging during laparoscopic Roux-en-Y gastric bypass procedures using a multiport intraoperative data capture system.

JAMA Netw Open. 2020;3(1):e1920084. doi:10.1001/jamanetworkopen.2019.20084
Abstract Full Text pdf link PDF

GERIATRICS

Association of Work Environment With Missed and Rushed Care Tasks Among Care Aides in Nursing Homes

This cross-sectional study examines the association of care aides missing or rushing essential care tasks with work environments in nursing homes in Canada.

JAMA Netw Open. 2020;3(1):e1920092. doi:10.1001/jamanetworkopen.2019.20092
Abstract Full Text pdf link PDF

PSYCHIATRY

Treatment of Opioid Use Disorder in Pregnant Women via Telemedicine: A Nonrandomized Controlled Trial

This nonrandomized controlled trial evaluates treatment of opioid use disorder in pregnant women via telemedicine vs in-person care.

JAMA Netw Open. 2020;3(1):e1920177. doi:10.1001/jamanetworkopen.2019.20177
Abstract Full Text pdf link PDF

GERIATRICS

Association Between Physical Activity Levels in the Hospital Setting and Hospital-Acquired Functional Decline in Elderly Patients

This cohort study assesses physical activity levels among elderly patients hospitalized for acute medical illness and examines the association between physical activity in the hospital setting and functional decline.

JAMA Netw Open. 2020;3(1):e1920185. doi:10.1001/jamanetworkopen.2019.20185
Abstract Full Text pdf link PDF

PUBLIC HEALTH

Association of Electronic Cigarette Regulations With Electronic Cigarette Use Among Adults in the United States

This cross-sectional study examines the association of US state regulations regarding electronic cigarettes with current electronic cigarette use among adults in the United States.

JAMA Netw Open. 2020;3(1):e1920255. doi:10.1001/jamanetworkopen.2019.20255
Abstract Full Text pdf link PDF

SUBSTANCE USE AND ADDICTION

Association Between a State Law Allowing Pharmacists to Dispense Naloxone Without a Prescription and Naloxone Dispensing Rates

This cohort study uses Ohio Medicaid and Kroger Pharmacy claims data and Area Health Resource File data to examine the association between a 2015 Ohio law allowing pharmacists to dispense naloxone without a prescription in accordance with a physician-approved protocol and naloxone dispensing rates.

JAMA Netw Open. 2020;3(1):e1920310. doi:10.1001/jamanetworkopen.2019.20310
Abstract Full Text pdf link PDF

HEALTH POLICY

Association of Medicaid Expansion With Enrollee Employment and Student Status in Michigan

This survey study assesses the association of Medicaid expansion in Michigan with enrollees’ employment or student status.

JAMA Netw Open. 2020;3(1):e1920316. doi:10.1001/jamanetworkopen.2019.20316
Abstract Full Text pdf link PDF

PEDIATRICS

Evaluation of X-Linked Adrenoleukodystrophy Newborn Screening in North Carolina

This diagnostic study evaluates the performance of a single-tier screening assay for X-linked adrenoleukodystrophy among newborns in North Carolina.

JAMA Netw Open. 2020;3(1):e1920356. doi:10.1001/jamanetworkopen.2019.20356
Abstract Full Text pdf link PDF

ONCOLOGY

Effect of a Patient Decision Aid on Lung Cancer Screening Decision-Making by Persons Who Smoke: A Randomized Clinical Trial

This randomized clinical trial compares the effect of a patient decision aid on lung cancer screening vs standard educational information on decision-making outcomes among persons who smoke.

JAMA Netw Open. 2020;3(1):e1920362. doi:10.1001/jamanetworkopen.2019.20362
Abstract Full Text pdf link PDF

GASTROENTEROLOGY AND HEPATOLOGY

Trends in Incidence of Early-Onset Colorectal Cancer in the United States Among Those Approaching Screening Age

This cross-sectional study uses data from the Surveillance, Epidemiology, and End Results registries to assess the preclinical burden of colorectal cancer by analyzing its incidence in 1-year age increments, focusing on the transition between 49 and 50 years of age.

JAMA Netw Open. 2020;3(1):e1920407. doi:10.1001/jamanetworkopen.2019.20407
Abstract Full Text pdf link PDF

GENETICS AND GENOMICS

Copy Number Variation and Clinical Outcomes in Patients With Germline PTEN Mutations

This cohort study assesses whether copy number variations are associated with specific phenotypes in patients with germline PTEN mutations.

JAMA Netw Open. 2020;3(1):e1920415. doi:10.1001/jamanetworkopen.2019.20415
Abstract Full Text pdf link PDF

IMAGING

Evaluation of the Informational Content and Readability of US Lung Cancer Screening Program Websites

This cross-sectional study evaluates the informational content and readability of US lung cancer screening program websites.

JAMA Netw Open. 2020;3(1):e1920431. doi:10.1001/jamanetworkopen.2019.20431
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open access Editorial

Is Early-Life Antibiotic Exposure Associated With Obesity in Children?

JAMA Netw Open. 2020;3(1):e1919694. doi:10.1001/jamanetworkopen.2019.19694
Abstract Full Text pdf link PDF

JAMA Network Open Celebrates the 2020 New Year

JAMA Netw Open. 2020;3(1):e1920144. doi:10.1001/jamanetworkopen.2019.20144
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Severe Maternal Morbidity and Mortality: JAMA Network Open Call for Papers

JAMA Netw Open. 2020;3(1):e200045. doi:10.1001/jamanetworkopen.2020.0045
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open access Invited Commentary

ONCOLOGY

Single Hormone Receptor–Positive Breast Cancer—Signal or Noise?

JAMA Netw Open. 2020;3(1):e1918176. doi:10.1001/jamanetworkopen.2019.18176
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ONCOLOGY

Physician Networks and the Complex Contagion of Clinical Treatment

JAMA Netw Open. 2020;3(1):e1918585. doi:10.1001/jamanetworkopen.2019.18585
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INFECTIOUS DISEASES

Incidence and Outcome of Clostridium difficile Infection—Beware of Strain Type and Diagnostic Tests

JAMA Netw Open. 2020;3(1):e1918599. doi:10.1001/jamanetworkopen.2019.18599
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CARDIOLOGY

Measuring and Improving the Quality of Heart Failure Care Globally

JAMA Netw Open. 2020;3(1):e1918642. doi:10.1001/jamanetworkopen.2019.18642
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PUBLIC HEALTH

Limitations of Meta-analyses of Studies With High Heterogeneity

JAMA Netw Open. 2020;3(1):e1919325. doi:10.1001/jamanetworkopen.2019.19325
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ONCOLOGY

Could Methylation Cytometry Be a Predictive Biomarker of Breast Cancer?

JAMA Netw Open. 2020;3(1):e1919568. doi:10.1001/jamanetworkopen.2019.19568
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PUBLIC HEALTH

More Evidence of the Association of Diet With Human Testicular Function—Fish Oil Supplements

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JAMA Netw Open. 2020;3(1):e1919569. doi:10.1001/jamanetworkopen.2019.19569
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SURGERY

Do Patients Care What Their X-rays Look Like?

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JAMA Netw Open. 2020;3(1):e1919570. doi:10.1001/jamanetworkopen.2019.19570
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EMERGENCY MEDICINE

“When They Restrain You They Ignore You”—What We Should Learn From the People We Restrain in Emergency Departments

JAMA Netw Open. 2020;3(1):e1919582. doi:10.1001/jamanetworkopen.2019.19582
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MEDICAL EDUCATION

A New Era of Assessment of Entrustable Professional Activities Applied to General Pediatrics

JAMA Netw Open. 2020;3(1):e1919583. doi:10.1001/jamanetworkopen.2019.19583
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NEUROLOGY

Biomarkers May Provide Unique Insights Into Neurological Effects Associated With Sport-Related Concussions

JAMA Netw Open. 2020;3(1):e1919799. doi:10.1001/jamanetworkopen.2019.19799
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PEDIATRICS

The Implications of Early Adversity Even Before Birth

JAMA Netw Open. 2020;3(1):e1920030. doi:10.1001/jamanetworkopen.2019.20030
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HEALTH POLICY

Catholic Hospitals, Patient Autonomy, and Sexual and Reproductive Health Care in the United States

JAMA Netw Open. 2020;3(1):e1920131. doi:10.1001/jamanetworkopen.2019.20131
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GERIATRICS

The Challenges of Improving Nursing Home Quality

JAMA Netw Open. 2020;3(1):e1920231. doi:10.1001/jamanetworkopen.2019.20231
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open access Research Letter

HEALTH POLICY

Participation in a Hospital Incentive Program for Follow-up Treatment for Opioid Use Disorder

This cross-sectional study examines hospital participation in an incentive program that aims to improve the rate of opioid use disorder follow-up treatment among Medicaid recipients in Pennsylvania.

JAMA Netw Open. 2020;3(1):e1918511. doi:10.1001/jamanetworkopen.2019.18511
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PUBLIC HEALTH

Evaluation of Trends of Near-Real-Time Urine Drug Test Results for Methamphetamine, Cocaine, Heroin, and Fentanyl

This cross-sectional study uses nationally representative urine drug test data to analyze changes in positivity rates for methamphetamine, cocaine, heroin, and fentanyl.

JAMA Netw Open. 2020;3(1):e1918514. doi:10.1001/jamanetworkopen.2019.18514
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PUBLIC HEALTH

Public Opinion on Firearm Injury Prevention Proposals in California

This survey study assesses public opinion on 2 firearm injury prevention proposals in California overall and by firearm ownership status.

JAMA Netw Open. 2020;3(1):e1918786. doi:10.1001/jamanetworkopen.2019.18786
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PSYCHIATRY

Effect of a Mobile Monitoring System vs Usual Care on Depression Symptoms and Psychological Health: A Randomized Clinical Trial

This randomized clinical trial assesses whether patients using a mobile monitoring system with clinician access experienced improvements in depression symptoms and psychological well-being.

JAMA Netw Open. 2020;3(1):e1919403. doi:10.1001/jamanetworkopen.2019.19403
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HEALTH POLICY

Trends in Utilization of Transitional Care Management in the United States

This economic evaluation uses Medicare claims data to evaluate changes in utilization of and Medicare payments for transitional care management services from 2013 to 2018.

JAMA Netw Open. 2020;3(1):e1919571. doi:10.1001/jamanetworkopen.2019.19571
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NEUROLOGY

Accuracy of Imputation for Apolipoprotein E ε Alleles in Genome-Wide Genotyping Data

This diagnostic study evaluates the association of reference panels with imputation quality for 2 single-nucleotide polymorphisms located on the apolipoprotein E (APOE) gene.

JAMA Netw Open. 2020;3(1):e1919960. doi:10.1001/jamanetworkopen.2019.19960
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PEDIATRICS

Association of a Park-Based Violence Prevention and Mental Health Promotion After-School Program With Youth Arrest Rates

This cohort study estimates the association of a park-based violence prevention and mental health promotion after-school program with youth arrest rates in Miami-Dade County, Florida.

JAMA Netw Open. 2020;3(1):e1919996. doi:10.1001/jamanetworkopen.2019.19996
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INFECTIOUS DISEASES

Trends in Anogenital Wart Diagnoses in Connecticut, 2013-2017

This cross-sectional study examines trends in the diagnosis of anogenital warts over the course of 5 years in Connecticut, a state that achieved moderate uptake of human papillomavirus vaccine.

JAMA Netw Open. 2020;3(1):e1920168. doi:10.1001/jamanetworkopen.2019.20168
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INFECTIOUS DISEASES

Association of Human Eastern Equine Encephalitis With Precipitation Levels in Massachusetts

This cross-sectional study examines the association of annual precipitation levels with annual rates of human Eastern equine encephalitis infection in Massachusetts.

JAMA Netw Open. 2020;3(1):e1920261. doi:10.1001/jamanetworkopen.2019.20261
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open access Correction

Error in Short Title and Table

JAMA Netw Open. 2020;3(1):e1920195. doi:10.1001/jamanetworkopen.2019.20195
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Error in Methods, Results, and Table

JAMA Netw Open. 2020;3(1):e1920585. doi:10.1001/jamanetworkopen.2019.20585
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Errors in Results, Table 3, and Figure 2

JAMA Netw Open. 2020;3(1):e1920603. doi:10.1001/jamanetworkopen.2019.20603
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Error in Abstract

JAMA Netw Open. 2020;3(1):e1921064. doi:10.1001/jamanetworkopen.2019.21064
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Error in Table 1

JAMA Netw Open. 2020;3(1):e1921065. doi:10.1001/jamanetworkopen.2019.21065
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Error in Results Section of the Abstract

JAMA Netw Open. 2020;3(1):e1921081. doi:10.1001/jamanetworkopen.2019.21081
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Wording Error in Results

JAMA Netw Open. 2020;3(1):e1921166. doi:10.1001/jamanetworkopen.2019.21166
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Addendum to Figure Caption

JAMA Netw Open. 2020;3(1):e200165. doi:10.1001/jamanetworkopen.2020.0165
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open access JAMA Network Open Masthead

JAMA Network Open

JAMA Netw Open. 2020;3(1):e1919535. doi:10.1001/jamanetworkopen.2019.19535
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