SCHOOL OF MEDICINE  |  PITT HOME  |  FIND PEOPLE  |  FIND A DOCTOR AT UPMC

Department of Medicine

Department of Medicine

  Division of General Internal Medicine

[Return To Index page]
photo Jonathan G. Yabes, PhD

Assistant Professor of Medicine, Biostatistics, and Clinical and Translational Science

Email: jgy2@pitt.edu

Phone: 412-605-0158

Contact
Office: Center for Research on Health Care
200 Meyran Avenue, Suite 300
Pittsburgh, PA 15213
 
Phone: 412-605-0158
Fax: 412-586-9672
E-mail: jgy2@pitt.edu
Education and Training
Education
BS, Statistics, University of the Philippines, 2003
MS, Statistics, University of the Philippines, 2006
PhD, Biostatistics, University of Pittsburgh, 2012
Research Interest
Dr. Yabes is a statistician in the Center for Research on Health Care (CRHC) Data Center and collaborates with various investigators in the Schools of Health Sciences on diverse clinical research projects. His research has focused on the analysis of large administrative databases and the design, conduct, and analysis of clinical trials. He is involved in health services research of urologic diseases using the SEER-Medicare data and serves as a biostatistician in trials on insomnia, palliative care, and critical care. He has worked on several research studies on renal disease, hematology, and pediatrics. His methodological interest includes survival and competing risks-regression methods, analysis of longitudinal data, missing data techniques, and joint modeling.
Educational Interest
Dr. Yabes is a core faculty in the Institute for Clinical Research Education (ICRE) where he has been involved in teaching many biostatistics courses. He directs Correlated Data Analysis (CLRES 2026) and Survival Analysis (CLRES 2023) and serves as an instructor in Introductory Biostatistics (CLRES 2020). He also directs Data Management and Analysis using SAS (BIOST 2093) in the Department of Biostatistics.
Publications
For my complete bibliography, Click Here.
Selected Publications:
Jacobs BL, Lopa SH, Yabes JG, Nelson JB, Barnato AE, Degenholtz HB. Association of functional status and treatment choice among older men with prostate cancer in the Medicare Advantage population. Cancer. 2016.
Chen YF, Yabes JG, Brooks MM, Singh S, Weissfeld LA. A likelihood ratio test for nested proportions. Statistics in Medicine. 2015; 34(3): 525-38.
Jacobs BL, Sunderland R, Yabes J, Nelson JB, Barnato AE, Bekelman JE. Local Coverage Determination Policy and the Use of Stereotactic Body Radiation Therapy for Prostate Cancer. Urology Practice. 2015; 2(6): 304-311.
Seaman CD, Yabes J, Comer DM, Ragni MV. Does deficiency of von Willebrand factor protect against cardiovascular disease? Analysis of a national discharge register. Journal of Thrombosis and Haemostasis. 2015; 13(11): 1999-2003.
Rajakumar K, Moore CG, Yabes J, Olabopo F, Haralam MA, Comer D, Bogusz J, Nucci A, Sereika S, Dunbar-Jacob J, Holick MF, Greenspan SL. Effect of Vitamin D3 Supplementation in Black and in White Children: A Randomized, Placebo-Controlled Trial. The Journal of Clinical Endocrinology & Metabolism. 2015.
Nwachuku EL, Balzer JR, Yabes JG, Habeych ME, Crammond DJ, Thirumala PD. Diagnostic value of somatosensory evoked potential changes during carotid endarterectomy: a systematic review and meta-analysis. The Journal of the American Medical Association Neurology. 2015; 72(1): 73-80.
Seaman CD, Yabes J, Li J, Moore CG, Ragni MV. Venous thromboembolism in pregnant women with sickle cell disease: a retrospective database analysis. Thrombosis Research. 2014; 134(6): 1249-52.
Nawaz H, Mounzer R, Yadav D, Yabes JG, Slivka A, Whitcomb DC, Papachristou GI. Revised Atlanta and determinant-based classification: application in a prospective cohort of acute pancreatitis patients. The American Journal of Gastroenterology. 2013; 108(12): 1911-7.
Su CT, Yabes J, Pike F, Weiner DE, Beddhu S, Burrowes JD, Rocco MV, Unruh ML. Changes in anthropometry and mortality in maintenance hemodialysis patients in the HEMO Study. American Journal of Kidney Diseases. 2013; 62(6): 1141-50.
Kang EW, Abdel-Kader K, Yabes J, Glover K, Unruh M. Association of sleep-disordered breathing with cognitive dysfunction in CKD stages 4-5. American Journal of Kidney Diseases. 2012; 60(6): 949-58.
Sponsored Research/Activities
Title: University of Pittsburgh Clinical and Translational Science Institute (KL2)
Role: Co-Investigator
Funding Agency: National Center for Advancing Translational Sciences
Grant Number: KL2 TR001856
Start Year: 2016
End Year: 2021
Title: University of Pittsburgh Clinical and Translational Science Institute (Team Science)
Role: Co-Investigator
Funding Agency: National Center for Advancing Translational Sciences
Grant Number: UL1 TR001857
Start Year: 2016
End Year: 2021
Title: Efficacy of Conversation Training Therapy
Role: Co-Investigator
Funding Agency: National Institute on Deafness and Other Communication Disorders
Grant Number: R03 DC015305
Start Year: 2016
End Year: 2019
Title: Cognitive Enhancement Therapy for Adult Autism Spectrum Disorder
Role: Co-Investigator
Funding Agency: National Institute of Mental Health
Grant Number: R01 MH106450
Start Year: 2015
End Year: 2020
Title: Pragmatic Trial of Behavioral Interventions for Insomnia in Hypertensive Patients
Role: Co-Investigator
Funding Agency: National Heart, Lung, & Blood Institute
Grant Number: UH2 HL125103
Start Year: 2014
End Year: 2019
Title: Model-Based Decisions in Sepsis
Role: Co-Investigator
Funding Agency: National Institute of General Medical Science
Grant Number: R01 GM105728
Start Year: 2014
End Year: 2018
Title: Procalcitonin Antibiotic Consensus Trial (ProACT)
Role: Co-Investigator
Funding Agency: National Institute of General Medical Science
Grant Number: R01 GM097471
Start Year: 2014
End Year: 2018
Title: Development of an Embedded Palliative Care Program
Role: Co-Investigator
Funding Agency: Cystic Fibrosis Foundation
Start Year: 2014
End Year: 2017
Title: Enhancing Adolescent Patient-Provider Mental Health Engagement Through Innovations in Health Information Technology
Role: Co-Investigator
Funding Agency: Moore Foundation
Start Year: 2014
End Year: 2017
Title: Enriching Claims-Based Analysis of Prostate Cancer Treatment Decision Making
Role: Co-Investigator
Funding Agency: National Institute of Aging
Grant Number: R03 AG048091
Start Year: 2014
End Year: 2016
Title: Data Coordinating Center for the Halt-Polycystic Kidney Disease Trials
Role: Co-Investigator
Funding Agency: National Institute of Mental Health
Grant Number: R01 MH081071
Start Year: 2009
End Year: 2016
Title: Blood Pressure in Dialysis - The Impact of Blood Pressure Control on Sleep Amnea and Sleep Quality (BID-SLEEP study)
Role: Biostatistician
Funding Agency: American Heart Association-National
Start Year: 2015
End Year: 2016
Title: University of Pittsburgh Clinical and Translational Science Institute - Research Education Core
Role: Biostatistician
Funding Agency: National Center for Advancing Translational Sciences
Grant Number: UL1 TR000005
Start Year: 2011
End Year: 2016