*Lab trainee (graduate or undergraduate student or postdoctoral fellow)
Xie, S.X., Wang, C.Y., Prentice, R.L.: A risk set calibration method for failure time regression by using a covariate reliability sample. Journal of the Royal Statistical Society, Series B 63(4): 855-870, 2001. link
Xie, S.X., Liao, D., Chinchilli, V.M.: Measurement error reduction using weighted average method for repeated measurements from heterogeneous instruments. Environmetrics 12(8): 785-790, 2001. link
Clark, C.M., Xie, S., Chittams, J., Ewbank, D., Peskind, E., Galasko, D., Morris, J.C., McKeel, D.W. Jr., Farlow, M., Weitlauf, S.L., Quinn, J., Kaye, J., Knopman, D., Arai, H., Doody, R.S., DeCarli, C., Leight, S., Lee, V.M.-Y., Trojanowski, J.Q.: Cerebrospinal fluid tau and beta-amyloid: How well do these biomarkers reflect autopsy confirmed dementia diagnoses? Archives of Neurology 60(12): 1696-1702, 2003.
Brown, G.K., Ten Have, T., Henriques, G.R., Xie, S.X., Hollander, J.E., Beck, A.T.: Cognitive therapy for the prevention of suicide attempts: A randomized controlled trial. Journal of the American Medical Association 294(5): 563-570, 2005.
Zhang, B., Maiti, A., Shively, S., Lakhani, F., McDonald-Jones, G., Bruce, J., Lee, E.B., Xie, S.X., Joyce, S., Li, C., Toleikis, P.M., Lee, V.M.-Y., Trojanowski, J.Q.: Microtubule-binding drugs offset tau sequestration by stabilizing microtubules and reversing fast axonal transport deficits in a tauopathy model. Proceedings of the National Academy of Science 102(1): 227-231, 2005.
Xie, S.X., Forman, M.S., Farmer J., Moore, P., Wang, Y., Wang, X, Clark, C.M., Coslett, H.B., Chatterjee, A., Arnold, S.E., Rosen, H., Karlawish, J.H., Van Deerlin, V.M., Lee, V.M.-Y., Trojanowski, J.Q., Grossman, M.: Factors associated with survival probability in autopsy-proven frontotemporal lobar degeneration. Journal of Neurology, Neurosurgery & Psychiatry 79(2): 126-129, 2008.
Grossman, M., Xie, S.X., Libon, D.J., Wang, X., Massimo, L., Moore, P., Vesely, L., Berkowitz, R., Chatterjee, A., Coslett, H.B., Hurtig, H.I., Forman, M.S., Lee, V.M.-Y., Trojanowski, J.Q. : Longitudinal decline in autopsy-defined frontotemporal lobar degeneration. Neurology 70(22): 2036-2045, 2008.
Xie, S.X., Ewbank, D.C., Chittams, J., Karlawish, J.H.T., Arnold, S.E., Clark, C.M. : Rate of decline in Alzheimer disease measured by a dementia severity rating scale. Alzheimer Disease & Associated Disorders 23(3): 268-274, 2009. link
Xie, S.X., Libon, D.J., Wang, X., Massimo, L., Moore, P., Vesely, L., Khan, A, Chatterjee, A., Coslett, H.B., Hurtig, H.I., Liang, T.-W., Grossman, M.: Longitudinal patterns of semantic and episodic memory in frontotemporal lobar degeneration and Alzheimer's disease. Journal of the International Neuropsychological Society 16(2): 278-286, 2010. link
Siderowf, A., Xie, S.X., Hurtig, H., Weintraub, D., Duda, J., Chen-Plotkin, A., Shaw, L.M., Van Deerlin, V., Trojanowski, J.Q., Clark, C.: CSF Amyloid Beta 1-42 predicts cognitive decline in Parkinson's disease. Neurology 75(12): 1055-1061, 2010.
Xie, S.X., Baek, Y., Grossman, M., Arnold, S.E., Karlawish, J., Siderowf, A., Hurtig, H., Elman, L., McCluskey, L., Van Deerlin, V., Lee, V.M.-Y., Trojanowski, J.Q.: Building an integrated neurodegenerative disease database at an academic health center. Alzheimer’s & Dementia 7(4): e84-e93, 2011. link
Mao, J.J., Palmer, S.C., Desai, K., Li, S.Q., Armstrong, K., Xie, S.X.: Development and validation of an instrument for measuring attitudes and beliefs about Complementary and Alternative Medicine (CAM) use among cancer patients. Evidence-Based Complementary and Alternative Medicine 2012: 798098, 2012.
*Tan, K., Libon, D.J., Rascovsky, K., Grossman, M., Xie, S.X.: Differential Longitudinal Decline on the Mini-Mental State Examination in Frontotemporal Lobar Degeneration and Alzheimer's Disease. Alzheimer Disease & Associated Disorders 27(4): 310-5, 2013. link
*White, M.T., Xie, S.X.: Adjustment for measurement error in evaluating diagnostic biomarkers by using an internal reliability sample. Statistics in Medicine 32(27): 4709-25, 2013 Notes: This work earned Dr. White the 2011 Young Investigator Award from Statistics in Epidemiology Section of American Statistical Association and 2012 ENAR Distinguished Student Paper Award. link
Toledo, J.B., Xie, S.X.#, Trojanowski, J.Q., Shaw, L.M.; for the Alzheimer's Disease Neuroimaging Initiative: Longitudinal change in CSF Tau and Abeta biomarkers for up to 48 months in ADNI. Acta Neuropathologica 126(5): 659-70, 2013 Notes: #Dr. Xie is a co-first author.
Papay, K., Xie, S.X., Stern, M., Hurtig, H., Siderowf, A., Duda, J.E., Minger, J., Weintraub, D.: Naltrexone for impulse control disorders in Parkinson’s disease: a placebo-controlled study. Neurology 83(9): 826-33, 2014.
Mao, J.J., Farrar, J.T., Bruner, D., *Zee, J., Bowman, M., Seluzicki, C., DeMichele, A., Xie, S.X.: Electro-acupuncture for fatigue, sleep, and psychological distress in breast cancer patients with aromatase inhibitor-related arthralgia: A randomized trial. Cancer 120(23): 3744-51, 2014.
*Zee, J., Xie, S.X.: Nonparametric discrete survival function estimation with uncertain endpoints using an internal validation subsample. Biometrics 71(3): 772-81, 2015 Notes: This paper earned Dr. J. Zee a 2014 Student Travel Award from the Biometrics Section of the American Statistical Association. link
*Zee, J., Xie, S.X.; for the Alzheimer's Disease Neuroimaging Initiative: Assessing treatment effects with surrogate survival outcomes using an internal validation subsample. Clinical Trials 12(4): 333-41, 2015. link
*White, M.T., Shaw, L.M., Xie, S.X.: Evaluation of Cerebrospinal Fluid Assay Variability in Alzheimer's Disease. Journal of Alzheimer's Disease 51(2): 463-70, 2016. link
*Zee, J., Xie, S.X.: The Kaplan-Meier Method for Estimating and Comparing Proportions in a Randomized Controlled Trial with Dropouts. Biostatistics & Epidemiology 2(1): 23-33, 2018. link
*Rennert, L., Xie, S.X.: Cox regression model with doubly truncated data. Biometrics 74(2): 725-733, Jun 2018 Notes: This paper earned Dr. Rennert the W. Edwards Deming Student Scholar Award from the 2017 Annual Deming Conference on Applied Statistics. link
*Rennert, L., Xie, S.X.: Bias induced by ignoring double truncation inherent in autopsy-confirmed survival studies of neurodegenerative diseases. Statistics in Medicine 38(19): 3599-3613, Aug 2019. link
*Caswell, C., McMillan, C.T., Xie, S.X., Van Deerlin, V.M., Suh, E., Lee, E.B., Trojanowski, J.Q., Lee, V.M., Irwin, D.J., Grossman, M. and Massimo, L.M.: Genetic predictors of survival in behavioral variant frontotemporal degeneration. Neurology 93(18): e1707-e1714, 2019. link
Giannini, L.A.A., Xie, S.X.#, Peterson, C., Zhou, C., Lee, E.B., Wolk, D.A., Grossman, M., Trojanowski, J.Q., McMillan, C.T., Irwin, D.J.: Empiric Methods to Account for Pre-analytical Variability in Digital Histopathology in Frontotemporal Lobar Degeneration. Front Neurosci 13: 682, Jul 2019 Notes: #Dr. Xie is a co-senior/co-corresponding author.
*Zhang, P., Wang, T. and Xie, S. X.: Meta analysis of several epidemic characteristics of COVID-19. Journal of Data Science 18(3): 536--549, 2020. link
Robinson, J. L., Porta, S., Garrett, F. G., *Zhang, P., Xie, S. X., Suh, E., Van Deerlin, V. M., Abner, E. L., Jicha, G. A., Barber, J. M., Lee, V. M.-Y., Lee, E. B. and Nelson, P. T.: Limbic-predominant age-related TDP-43 encephalopathy differs from frontotemporal lobar degeneration. Brain 143(49): 2844—2857, 2020.
*Rennert, L., Xie, S.X..: Cox regression model under dependent truncation. Biometrics 78(2): 460-473, 2022. link
Robinson, J. L., *Richardson, H., Xie, S. X., Suh, E., Van Deerlin, V. M., Alfaro, B., Loh, N., Porras-Paniagua, M., Nirschl, J. J., Wolk, D., Lee, V. M.-Y., Lee, E. B. and Trojanowski, J. Q.: The development and convergence of co-pathologies in Alzheimer's disease. Brain 144(3): 953—962, 2021.
*Weinshel S, Irwin DJ, Zhang P, Weintraub D, Shaw LM, Siderowf A, Xie SX.: Appropriateness of Applying Cerebrospinal Fluid Biomarker Cutoffs from Alzheimer's Disease to Parkinson's Disease. J Parkinsons Dis 12(4):1155-1167, 2022. link
*Chandrasekaran G, Xie SX: Improving regression analysis with imputation in a longitudinal study of Alzheimer's disease. Journal of Alzheimer's Disease, 2024 (in press). link
*Vazquez O, *Locke HM, Xie SX. Analyzing left-truncated samples with the Cox model in the presence of missing covariates. Statistics in Biosciences, 2024 (in press). # Vazquez O and Locke HM are co-first authors. link
*Vazquez O, Xie SX. Robust inverse probability weighted estimators for doubly truncated Cox regression with closed-form standard errors. Lifetime Data Analysis, 2025 (in press). link
*Zhang P, Xie SX. Bias and efficiency comparison between multiple imputation and available-case analysis for missing data in longitudinal models. Statistics in Biosciences, 2025 (in press).