• Ph. D., Biostatistics, The University of Iowa
• Master, Biostatistics, The University of Iowa
• Master, Biostatistics, Uludag University, Turkey

• BSc, Statistics, Hacettepe University, Turkey

• Bayesian Statistics
• Multi-centered Clinical Trials
• Power and Sample Size Calculations
• Subgroup Analysis

• Higher Education Council of Turkey, Graduate Education Scholarship (Jan 2003- Jan 2007)
• Poster competition winner on the Roy J. and Lucille A. Carver College of Medicine and the College of Public Health Research Week, April 2007

• American Statistical Association, 2003 - present
• Institute of Mathematical Statistics, 2003 - present
• Eastern North American Region International Biometric Society, 2006 - present
• Society for Clinical Trials, 2007 - present

• University of Iowa College of Medicine, 2008 to present
• University of Iowa College of Public Health, 2008 to present

PRESENTATIONS
Presented in Person

1. Bayman E. O, Chaloner K. “Power of Test of Qualitative Interaction in Multi-Center Clinical Trials”, Society for Clinical Trials, St. Louis, MO, May 2008
2. Bayman E. O, Chaloner K. “Detecting Qualitative Interaction among Subgroups of a Clinical Trial: A Bayesian Approach”, International Biometric Society ENAR, Arlington, VA, March 2008
3. Bayman E. O, Chaloner K. “Detecting Qualitative Interaction: a Bayesian Approach”, Poster, Bayesian Biostatistics Conference, Houston, TX, January 2008.
4. Bayman E. O, Chaloner K, Cowles M.K“ Power and Sample Size Calculations for Multi-center Clinical Trials”, Invited oral presentation, Design and Analysis of Experiment Conference, Memphis, TN, November 2007.
5. Bayman E. O, Chaloner K, Cowles M.K “Bayesian Power and Sample Size Calculations for Multi-center Clinical Trials with Binary Responses”, Oral presentation, Joint Statistical Meeting, Salt Lake City, Utah, August 2007.
6. Bayman E. O, Chaloner K, Cowles M.K. “Power and Sample Size Calculations for Bayesian Analysis and Assessment of Balance for Multi-Center Clinical Trials with Binary Responses”, Poster, Midwest Biopharmaceutical Statistics Workshop, Ball State Univ, Muncie, IN, May 2007.
7. Bayman E. O, Chaloner K, Cowles M.K. “Bayesian Sample Size Calculations for Multi-Center Clinical Trials with Binary Responses”, Poster, Roy J. and Lucille A. Carver College of Medicine and College of Public Health Research Week, Iowa City, IA, April 2007(poster competition winner).

Presented by Others

1. Oral R, Bayman E., Buhrow J, Wibbenmeyer L, Assad A, “Illicit Drug Exposure in children evaluated for alleged abuse & neglect”, poster, 9th Ray Helfer Society Annual Meeting, Tucson, Arizona, September 2008.
2. Leira, E.C, Torner J. C, Davis P.H, Bayman E.O, Weeks J.B, Hindman, B.J, Todd M.M, “A simple algorithm to predict site of ruptured aneurysm in patients with good grade subarachnoid hemorrhage”, poster, 12th Congress of the European Federation of Neurological Societies, Madrid/Spain, Aug 2008.
3. Chaloner K, Bayman E.O, Cowles M.K, Shi Q, Zhang L. “Multi-center Clinical Trials with Binary Outcomes and Random Effects for Centers: Sample Size and Power Determination”, oral presentation, Joint Statistical Meeting, Salt Lake City, Utah, August 2007.
4. Chaloner K, Bayman E.O, Han, Cong. “Bayesian Experimental Design in Practice: Generalized Linear Mixed Model Example, Nonlinear Mixed Effects Model Example”, invited oral presentation, International Symposium On Business And Industrial Statistics, Sao Miguel Island, Ponta Delgada, Azores, Portugal, August 2007.
5. Torner J, Todd M, Hindman B, Clarke W, Weeks J, Shi Q, Bayman E.O. “Early Postoperative Neurological Deficits and Outcome after Subarachnoid Hemorrhage in Good Grade Patients”, Oral presentation, the International Stroke Conference, San Francisco, CA, February 2007.
6. Çakar E, Dinçer Ü, Kiralp M.Z, Bayman E. O, Dursun H. “Ankilozan spondilitte hastalik aktivitesini belirlemede akut faz reaktanlari ve BASDAI’nin karsilastirilmasi” Ulusal Romatizmal Hastaliklar Kongresi, Antalya/ Turkey, April 2006.
7. Bayman E.O, Taneli Y, Ediz B, Guvendeger N, Kan I, Taneli S. “The reliability and validity analysis of Yale Brown obsessive compulsive disorder scale for adults and children in Bursa.”, poster, World Congress of the International Assoc for Child and Adolescent Psychiatry and Allied Professions (IACAPAP), Berlin/Germany, August 2004.

1. Dexter F, Bayman EO, Epstein RH: Statistical Modeling of Average and Variability of Time to Extubation for Meta-Analysis Comparing Desflurane to Sevoflurane. Anesth Analg 2009 Oct 9



2. Todd MM, Hindman BJ, Clarke WR, Torner JC, Weeks JB, Bayman EO, Shi Q, Spofford CM: Perioperative fever and outcome in surgical patients with aneurysmal subarachnoid hemorrhage. Neurosurgery 2009 May 1



3. Coghlan LA, Hindman BJ, Bayman EO, Banki NM, Gelb AW, Todd MM, Zaroff JG: Independent Associations Between Electrocardiographic Abnormalities and Outcomes in Patients With Aneurysmal Subarachnoid Hemorrhage. Findings From the Intraoperative Hypothermia Aneurysm Surgery Trial. Stroke. 2009 Feb;40(2):412-8. Epub 2008 Dec 18.



4. Bayman EO, Chaloner K, Cowles MK: Detecting Qualitative Interaction: a Bayesian Approach. Technical Report, Jan 2009



5. McGregor DG, Lanier WL, Pasternak JJ, Rusy DA, Hogan K, Samra S, Hindman B, Todd MM, Schroeder DR, Bayman EO, Clarke W, Torner J, Weeks J: Effect of Nitrous Oxide on Neurological and Neuropsychological Function following Intracranial Aneurysm Surgery Anesthesiology, Volume 108(4, pages:568-579), April 2008



6. Cakar E, Dincer U, Kiralp MZ, Taskaynatan MA, Yasar E, Bayman EO, Ozgul A, Dursun H: Sexual problems in male ankylosing spondylitis patients: relationship with functionality, disease activity, quality of life, and emotional status Clinical Rheumatology, 2007 Oct;26(10):1607-13. Epub 2007 Feb 7



7. Ercan I, Ozkaya G, Alper Z, Ediz B, Bayman EO, Kan, Bilgel N: Algorithm for Increasing Patient Satisfaction Related with Non-Technical Dimension of Services in Turkey European Journal of General Medicine; 3(2):73-77, 2006



8. Demircan C, Cikriklar HI, Engindeniz Z, Cebicci H, Atar N, Guler V, Unlu EO(Bayman EO), Ozdemir B. : Comparison of the effectiveness of intravenous diltiazem and metoprolol in the management of rapid ventricular rate in atrial fibrillation. Emerg Med J, 22:411–414, 2005.



9. Ozkan T, Kıyıcı M, Memesa A, Dolar E, Ozakın C, Bayman EO, Ozeke T: Value of Stool Antigen Test in Diagnosis of Helicobacter Pylori Infection Hepato-Gastroenterology Supplement II, Volume 49, Page: 321, October /November 2002



10. Kurt E, Evrensel T, Gonullu G, Kanat O, Demiray M, Arslan M, Bayman EO, Dilek K, Manavoglu O: Cisplatin’e bagli bobrek toksisitesi ve sentetik oral prostaglandin E1 Analogunun Etkinliginin degerlendirilmesi. Uludag Universitesi Tip Fakultesi Dergisi, 28 (2), 17 - 20, 2002