Ryan Carnahan

Ryan Carnahan

University of Iowa

H-index: 37

North America-United States

About Ryan Carnahan

Ryan Carnahan, With an exceptional h-index of 37 and a recent h-index of 26 (since 2020), a distinguished researcher at University of Iowa, specializes in the field of Drugs and aging, drug safety, dementia, delirium, psychiatric medications.

His recent articles reflect a diverse array of research interests and contributions to the field:

COVID-19 Pandemic Impact on the Trajectories of Cognitive Decline and Depression Symptoms in Long-Term Care Facility Residents

Guideline-concordant breast cancer care by patient race and ethnicity accounting for individual-, facility-and area-level characteristics: a SEER-Medicare study

A Nationwide Emergency Department Data Analysis to Predict Patterns Beers List Medications Use Among Older Adults

The Iowa Health Data Resource (IHDR): an innovative framework for transforming the clinical health data ecosystem

Factors Associated With Receipt of Molecular Testing and its Impact on Time to Initial Systemic Therapy in Metastatic Non-Small Cell Lung Cancer

Evaluating the performance of machine learning methods for risk estimation of delirium in patients hospitalized from the emergency department

Postoperative use of the muscle relaxants baclofen and/or cyclobenzaprine associated with an increased risk of delirium following lumbar fusion

Sex Disparities in Diagnostic Evaluation and Revascularization in Patients With Acute Myocardial Infarction—A 15‐Year Nationwide Study

Ryan Carnahan Information

University

Position

Associate Professor of Epidemiology the

Citations(all)

5821

Citations(since 2020)

2757

Cited By

4241

hIndex(all)

37

hIndex(since 2020)

26

i10Index(all)

91

i10Index(since 2020)

71

Email

University Profile Page

University of Iowa

Google Scholar

View Google Scholar Profile

Ryan Carnahan Skills & Research Interests

Drugs and aging

drug safety

dementia

delirium

psychiatric medications

Top articles of Ryan Carnahan

Title

Journal

Author(s)

Publication Date

COVID-19 Pandemic Impact on the Trajectories of Cognitive Decline and Depression Symptoms in Long-Term Care Facility Residents

Journal of the American Medical Directors Association

Rawabi Aljadani

Ryan Carnahan

Kennith Culp

Juliana N Souza-Talarico

2024/2/1

Guideline-concordant breast cancer care by patient race and ethnicity accounting for individual-, facility-and area-level characteristics: a SEER-Medicare study

Cancer Causes & Control

Emma L. Herbach

Michaela Curran

Mya L. Roberson

Ryan M. Carnahan

Bradley D. McDowell

...

2024

A Nationwide Emergency Department Data Analysis to Predict Patterns Beers List Medications Use Among Older Adults

The Journal of Emergency Medicine

Sangil Lee

Gabriel Frediani

Brian C Lund

Korey Kennelty

Molly Moore Jeffery

...

2024/3/16

The Iowa Health Data Resource (IHDR): an innovative framework for transforming the clinical health data ecosystem

Journal of the American Medical Informatics Association

Heath A Davis

Donna A Santillan

Chris E Ortman

Asher A Hoberg

Joseph P Hetrick

...

2024/3/1

Factors Associated With Receipt of Molecular Testing and its Impact on Time to Initial Systemic Therapy in Metastatic Non-Small Cell Lung Cancer

Clinical lung cancer

Oyomoare L Osazuwa-Peters

Lauren E Wilson

Devon K Check

Megan C Roberts

Swetha Srinivasan

...

2023/6/1

Evaluating the performance of machine learning methods for risk estimation of delirium in patients hospitalized from the emergency department

Journal of Dairy Science

Lucio FM Mota

Sara Pegolo

Toshimi Baba

Francisco Peñagaricano

Gota Morota

...

2021/7/1

Postoperative use of the muscle relaxants baclofen and/or cyclobenzaprine associated with an increased risk of delirium following lumbar fusion

Spine

Eli A Perez

Emanuel Ray

Colin J Gold

Brian J Park

Anthony Piscopo

...

2023/12/15

Sex Disparities in Diagnostic Evaluation and Revascularization in Patients With Acute Myocardial Infarction—A 15‐Year Nationwide Study

Journal of the American Heart Association

Muddasir Ashraf

M Fuad Jan

Tanvir K Bajwa

Ryan Carnahan

Viviana Zlochiver

...

2023/3/21

Predictors of Survival After Emergent Surgical Decompression for Acutely Presenting Spinal Metastasis

World neurosurgery

Anthony J Piscopo

Brian J Park

Eli A Perez

Sara Ternes

Colin Gold

...

2023/11/1

Anticonvulsant use in persons living with dementia: When is it justified?

Ryan M Carnahan

Debra Saliba

2023/1

Patterns of Evidence-Based Care for the Diagnosis, Staging, and First-line Treatment of Breast Cancer by Race–Ethnicity: A SEER-Medicare Study

Cancer epidemiology, biomarkers & prevention

Emma L Herbach

Sarah H Nash

Ingrid M Lizarraga

Ryan M Carnahan

Kai Wang

...

2023/10/2

Challenges and opportunities in creating a deprescribing program in the emergency department: a qualitative study

Sangil Lee

Morgan Bobb Swanson

Allison Fillman

Ryan M Carnahan

Aaron T Seaman

...

2023/1

Fracture risk and opioid use in patients aged 17–64 years: An analysis of administrative claims data

Pharmacotherapy: The Journal of Human Pharmacology and Drug Therapy

Jonathan Davis

Carri Casteel

Grant Brown

Ryan Carnahan

2023/9

Cardiac adverse events associated with chemo‐radiation versus chemotherapy for resectable stage III non‐small‐cell lung cancer: a Surveillance, Epidemiology and End Results …

Journal of the American Heart Association

Emma Herbach

Michael A O'Rorke

Ryan M Carnahan

Bradley D McDowell

Bryan Allen

...

2022/12/6

Telehealth utilization is associated with lower risk of discontinuation of buprenorphine: a retrospective cohort study of US veterans

J Gen Intern Med

JP Vakkalanka

BC Lund

MM Ward

S Arndt

W Field

...

2021/12

Optimal emergency department care practices for persons living with dementia: a scoping review

Scott M Dresden

Zachary Taylor

Peter Serina

Maura Kennedy

Annie B Wescott

...

2022/8/1

Role of Changing Procedural Characteristics Versus Changing Risk Profile in Age‐Based Trends of Outcomes in Patients With Transfemoral Transcatheter Aortic Valve Replacement …

Journal of the American Heart Association

Muddasir Ashraf

Ryan M Carnahan

2022/11/15

Therapeutic relationships between Veterans and buprenorphine providers and effects on treatment retention

Health Services Research

Priyanka Vakkalanka

Brian Lund

Marcia Ward

Stephan Arndt

R W Field

...

2021

Detecting cognitive impairment and dementia in the emergency department: a scoping review

Armin Nowroozpoor

Jeff Dussetschleger

William Perry

Mary Sano

Amy Aloysi

...

2022/8/1

The effects of antidepressants on depressive symptoms in manifest Huntington's disease

Journal of psychosomatic research

Amy C Ogilvie

Ryan M Carnahan

Elizabeth A Chrischilles

Jordan L Schultz

2022/11/1

See List of Professors in Ryan Carnahan University(University of Iowa)