Assistant Research Scientist, New York University

Dr. Xu is currently Assistant Research Scientist with the Family Translational Research Group at the New York University. Dr. Xu received her Ph.D. at the University of California, Davis, with an emphasis in quantitative psychology. Following graduate school, Dr. Xu was a Research Associate for The Methodology Center, College of Health and Human Development at The Pennsylvania State University.


Xu, S. & Lorber, M. F. (In press). Interrater agreement statistics with skewed data: Alternatives to Cohen’s Kappa. Journal of Consulting and Clinical Psychology.

Lorber, M. F., Slep, A. M. S., Heyman, R. E., Xu, S., Dasanayake, A. P. & Wolff, M. S. (In press). Hostile family environments are associated with adult and childhood caries. Journal of Dental Research.

Lorber, M. F., Xu, S., Slep, A. M. S., Bulling, L., & O’Leary, S. G. (2014). A new look at the psychometrics of the parenting scale through the lens of item response theory. Journal of Clinical Child and Adolescent Psychology.

Xu, S., Blozis, S. A., & Vanderwater, E. A. (2014). On fitting a multivariate two‐part latent growth model to longitudinal data. Structural Equation Modeling.

Hopfer, S., Hecht, M. L., Lanza, S. T., Tan, X., & Xu, S. (2013). Preadolescent drug use resistance skill profiles, substance use, and substance use prevention. The Journal of Primary Prevention.

Lanza, S. T., Coffman, D. L., & Xu, S. (2013). Causal inference in latent class analysis. Structural Equation Modeling, 20, 361‐383.

Blozis, S. A., Ge, X. J., Xu, S., Natsuaki, M. N., Shaw, D. S., Neiderhiser, J. M., Leve, D. L., & Reiss, D. (2013). Sensitivity analysis in multiple informant analysis when data are not missing at random. Structural Equation Modeling, 20, 283‐298.

Xu, S., & Blozis, S. A. (2011). Sensitivity analysis of mixed models for incomplete longitudinal data. Journal of Educational and Behavioral Statistics, 36(2), 237‐256.

Blozis, S. A., Cho, Y. I., & Xu, S. (2010). Latent curve models: A structural equation perspective. Sociological Methods and Research, 39(2), 297‐304.

Cui, L. J., Xu, S., & Wang, X. H. (2000). The belief and modeling of aging. Chinese Journal of Gerontology, 20, 3‐5.

Li, G. Y., & Xu, S. (1999). On the association between studying adaptability and family environment of middle school students. In Learning and Research (pp.45‐58). Huaxia Press,Shanghai.