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Susan Xu, PhD

Associate Research Professor of Biostatistics, Academic Institute
Associate Research Member, Research Institute
Houston Methodist
Weill Cornell Medical College

After serving as a Research Assistant in the Department of Statistics and Actuarial Science at the University of Waterloo, Dr. Xu received her academic appointment in 2003 as an Assistant Professor in the Center of American Indian Health Research of the College of Public Health at the University of Oklahoma Health Sciences Center in Oklahoma City, Oklahoma. She joined Houston Methodist Research Institute in 2007.

Description of Research

Dr. Xu’s biostatistics work has primarily focused on diabetes, heart disease, and kidney disease in medically underserved populations. She was the biostatistician for the NIH-funded Strong Heart Study, the largest and longest longitudinal study of cardiovascular disease and its risk factors in American Indians.

Dr. Xu’s current biostatistics studies include industry-funded chemotherapy trials for her2neu negative breast cancer patients.

Areas Of Expertise

Diabetes Cardiovascular disease Biostatistics Clinical trial data analysis Survival data analysis Longitudinal data analysis Kidney disease Nutrition
Education & Training

PhD, University of Waterloo, Canada
MS, York University, Toronto, Canada
BSc, Sichuan University

Comparison of Echocardiographic Assessment of Tricuspid Regurgitation Against Cardiovascular Magnetic Resonance
Zhan, Y, Senapati, A, Vejpongsa, P, Xu, J, Shah, DJ & Nagueh, S 2020, , JACC: Cardiovascular Imaging, vol. 13, no. 7, pp. 1461-1471.

Decreasing Heart Failure Readmissions Among Older Patients With Cognitive Impairment by Engaging Caregivers
Agarwal, KS, Bhimaraj, A, Xu, J, Bionat, S, Pudlo, M, Miranda, D, Campbell, C & Taffet, G 2020, , The Journal of cardiovascular nursing, vol. 35, no. 3, pp. 253-261.

Percutaneous Left Axillary Artery Placement of Intra-Aortic Balloon Pump in Advanced Heart Failure Patients
Bhimaraj, A, Agrawal, T, Duran, A, Tamimi, O, Amione-Guerra, J, Trachtenberg, B, Guha, A, Hussain, I, Kim, J, Kassi, M, Xu, J, Suarez, EE, Ngo, UQ, Torre-Amione, G & Estep, JD 2020, , JACC: Heart Failure, vol. 8, no. 4, pp. 313-323.

Preventive efficacy of a tenofovir alafenamide fumarate nanofluidic implant in SHIV-challenged nonhuman primates
Pons-Faudoa, FP, Sizovs, A, Shelton, KA, Momin, Z, Bushman, LR, Xu, J, Chua, CYX, Nichols, JE, Hawkins, T, Rooney, JF, Marzinke, MA, Kimata, JT, Anderson, PL, Nehete, PN, Arduino, RC, Ferrari, M, Sastry, KJ & Grattoni, A 2020, , bioRxiv, pp. 2020.05.13.091694.

Shakil, J, Cubb, TD, Yehya, A, Zand, A, Xu, J & Robbins, RJ 2020, , Endocrine Practice, vol. 26, no. 8, pp. 909-914.

Interobserver Variability in Applying American Society of Echocardiography/European Association of Cardiovascular Imaging 2016 Guidelines for Estimation of Left Ventricular Filling Pressure
for Diastolic Function Assessment Collaborators 2019, , Circulation. Cardiovascular imaging, vol. 12, no. 1, pp. e008122.

Age-specific 3-year cumulative risk of cervical cancer and high-grade dysplasia on biopsy in 9434 women who underwent HPV cytology cotesting
Ge, Y, Christensen, PA, Luna, E, Armylagos, D, Xu, J, Hsu, JW, Zhou, H, Schwartz, MR & Mody, DR 2019, , Cancer cytopathology, vol. 127, no. 12, pp. 757-764.

Overactive Bladder Symptoms After Pelvic Organ Prolapse Repair
Johnson, JR, High, RA, Dziadek, O, Ocon, A, Muir, TW, Xu, J & Antosh, DD 2019, Female Pelvic Medicine and Reconstructive Surgery.

Role of HPV genotyping in risk assessment among cytology diagnosis categories: Analysis of 4562 cases with cytology-HPV cotesting and follow-up biopsies
Ge, Y, Christensen, P, Luna, E, Armylagos, D, Xu, J, Schwartz, MR & Mody, DR 2019, , International journal of gynecological cancer : official journal of the International Gynecological Cancer Society, vol. 29, no. 2, pp. 234-241.

“Ears of the lynx” MRI sign is associated with SPG11 and SPG15 hereditary spastic paraplegia
Pascual, MB, De Bot, ST, Daniels, MR, França, MC, Toro, C, Riverol, M, Hedera, P, Bassi, MT, Bresolin, N, Van De Warrenburg, BP, Kremer, B, Nicolai, J, Charles, P, Xu, J, Singh, S, Patronas, NJ, Fung, SH, Gregory, MD & Masdeu, JC 2019, , American Journal of Neuroradiology, vol. 40, no. 1, pp. 199-203.

Myocardial Fibrosis in Patients With Primary Mitral Regurgitation With and Without Prolapse
Kitkungvan, D, Nabi, F, Kim, RJ, Bonow, RO, Khan, MA, Xu, J, Little, SH, Quinones, MA, Lawrie, GM, Zoghbi, WA & Shah, DJ 2018, , Journal of the American College of Cardiology, vol. 72, no. 8, pp. 823-834.

Reply: Validation of Predicted Cardiovascular Disease Risk to Guide Intensity of Blood Pressure Treatment
Phillips, RA, Arnold, RM, Xu, J, Diamond, JA & Peterson, LE 2018, , Journal of the American College of Cardiology, vol. 72, no. 7, pp. 820-821.

Aptima Human Papillomavirus E6/E7 mRNA Test Results Strongly Associated with Risk for High-Grade Cervical Lesions in Follow-Up Biopsies
Ge, Y, Christensen, P, Luna, E, Armylagos, D, Xu, J, Schwartz, MR & Mody, DR 2018, , Journal of Lower Genital Tract Disease, vol. 22, no. 3, pp. 195-200.

Optimal positioning of self-expanding valves before deployment decreases paravalvular regurgitation following transcatheter aortic valve replacement
Dadu, RT, Xu, J, Rehman, H, von Ballmoos, MW, Barker, CM, Reyes, M, Ramchandani, M, Reul, RM, Reardon, MJ & Kleiman, NS 2018, , Catheterization and Cardiovascular Interventions.

Impact of Cardiovascular Risk on the Relative Benefit and Harm of Intensive Treatment of Hypertension
Phillips, RA, Xu, J, Peterson, LE, Arnold, RM, Diamond, JA & Schussheim, AE 2018, , Journal of the American College of Cardiology, vol. 71, no. 15, pp. 1601-1610.

Estimating Left Ventricular Filling Pressure by Echocardiography
Andersen, OS, Smiseth, OA, Dokainish, H, Abudiab, MM, Schutt, RC, Kumar, A, Sato, K, Harb, S, Gude, E, Remme, EW, Andreassen, AK, Ha, JW, Xu, J, Klein, AL & Nagueh, SF 2017, , Journal of the American College of Cardiology, vol. 69, no. 15, pp. 1937-1948.

Shakil, J, Ansari, MZ, Brady, JR, Xu, J & Robbins, RJ 2017, , Endocrine Practice, vol. 23, no. 2, pp. 163-169.

Unrecognized Cognitive Impairment and Its Effect on Heart Failure Readmissions of Elderly Adults
Agarwal, KS, Kazim, R, Xu, S, Borson, S & Taffet, G 2016, , Journal of the American Geriatrics Society, vol. 64, no. 11, pp. 2296-2301.

Clinical performance of the Food and Drug Administration-Approved high-risk HPV test for the detection of high-grade cervicovaginal lesions
Zhou, H, Mody, RR, Luna, E, Armylagos, D, Xu, S, Schwartz, MR, Mody, DR & Ge, Y 2016, , Cancer cytopathology, vol. 124, no. 5, pp. 317-323.

Optimizing evaluation of patients with low-to-intermediate-risk acute chest pain: A randomized study comparing stress myocardial perfusion tomography incorporating stress-only imaging versus cardiac CT
Nabi, F, Kassi, M, Muhyieddeen, K, Chang, SM, Xu, J, Peterson, L, Wray, N, Shirkey, B, Ashton, C & Mahmarian, J 2016, , Journal of Nuclear Medicine, vol. 57, no. 3, pp. 378-384.