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Name : Chung, Hwan (정 환) | |
Position : Professor | |
TEL : (02) 3290-2246 | |
E-mail : hwanch@korea.ac.kr | |
Office : 521 Woodang Hall | |
Research Interests : Latent Variable Modeling | |
Education |
Ph.D. in Statistics, 2003, The Pennsylvania State University, State College, PA, U.S.A. M.S. in Statistics, 1996, Korea University, Seoul, Korea B.S. in Statistics, 1994, Korea University, Seoul, Korea |
Positions Held |
- March 2016 ~ present, Director, Institute of Statistics, Korea University, Seoul, Korea - March 2016 ~ present, Professor of Statistics, Korea University, Seoul, Korea - March 2012 ~ Feb. 2016, Associate professor of Statistics, Korea University, Seoul, Korea - Sep. 2009 ~ Feb. 2012, Associate professor of Statistics, Ewha Womans University, Seoul, Korea - July 2005 ~ Dec. 2011, Assistant professor of Epidemiology and Biostatistics, Michigan State University, East Lansing, MI, U.S.A. - May 2003 ~ June 2005, Research Associate, The Methodology Center, The Pennsylvania State University, State College, PA, U.S.A. |
Books |
Chung, H. (2007) Latent class models. In S. Boslaugh (Ed.), Encyclopedia of Epidemiology, 584–586, Thousand Oaks: Sage. |
Research Papers |
International Academic Journals
• Chang, H.-C., Chung, H., Tao, M., Luo, Z., & Holtrop, J.S. (2016) A comparison of care management delivery models on the trajectories of medical costs among patients with chronic diseases: 4-year follow-up results. Health Services and Outcome Research Methodology, 16, 234-255.
• Mudd, L.M., Pivarnik, J.M., Pfeiffer, K.A., Paneth, N., Chung, H., & Holzman, C. (2015) Maternal physical activity during pregnancy, child leisure-time activity, and child weight status at 3–9 years. Journal of Physical Activity and Health, 12, 506–514.
• Shin, D., Chung, H., Weatherspoon L., & Song, W.O. (2014) Validity of pregnancy weight status estimated from self-reported height and weight. Maternal and Child Health Journal, 18, 1667–1674.
• Shin, D., Bianchi, L., Chung, H., Weatherspoon L., & Song, W.O. (2014) Is gestational weight gain associated with diet quality during pregnancy? Maternal and Child Health Journal, 18, 1433-1443.
• Chung, H., & Anthony, J.C. (2013) A Bayesian approach to a multiple-group latent class-profile analysis: the timing of drinking onset and subsequent drinking behaviors among U.S. adolescents. Structural Equation Modeling: A Multidisciplinary Journal, 20, 658-680.
• Chang, H.-C. & Chung, H. (2013) Dealing with multiple local modalities in latent class profile analysis. Computational Statistics and Data Analysis, 68, 296–310
• Harel, O., Chung, H., & Miglioretti, D. (2013) Latent class regression: inference and estimation with two-stage multiple imputation. Biometrical Journal, 55, 541–553.
• Mudd, L.M., Pivarnik, J.M., Holzman, C., Paneth, N., Pfeiffer, K.A., & Chung, H. (2012) Leisure-time physical activity in pregnancy and the birth weight distribution: Where is the effect? Journal of Physical Activity & Health, 9, 1168-1177.
• Chung, H. & Chang, H.-C. (2012) Bayesian approaches to the model selection problem in the analysis of latent stage-sequential process. Computational Statistics & Data Analysis, 56, 4097–4110.
• Jones, N.M., Holzman, C., Tian, Y., Witkin, S.S., Genc, M., Friderici, K., Fisher, R., Sezen, D., Babula, O., Jernigan, K.A., Chung, H., & Wirth, J. (2012) Innate immune system gene polymorphisms in maternal and child genotype and risk of preterm delivery. Journal of Maternal-Fetal & Neonatal Medicine, 25, 240–247.
• Chung, H., Anthony, J.C., & Schafer, J.L. (2011) Latent class profile analysis: an application to stage sequential process of early onset drinking behaviours. Journal of the Royal Statistical Society, Series A, 174, 689–712.
• Jones, N.M., Holzman, C., Friderici, K.H., Jernigan, K., Chung, H., Wirth, J., & Fisher, R. (2010) Interplay of cytokine polymorphisms and bacterial vaginosis in the etiology of preterm delivery. Journal of Reproductive Immunology, 87, 82–89.
• Chen, Y., Holzman, C., Chung, H., Senagore, P., Talge, N., & Siler-Khordr, T. (2010) Levels of maternal serum corticotropin-releasing hormone (CHR) at midpregnancy in relation to maternal characteristics. Psychoneuroendocrinology, 35, 820–832.
• Kelly, R., Holzman, C., Senagore, P., Wang, J., Tian, Y., Rahbar, M.H., & Chung, H. (2009) Placental vascular pathology findings and pathways to preterm delivery. American Journal of Epidemiology, 170, 148–158.
• Gargano, W.J., Holzman, C., Senagore, P., Thorsen, P., Skogstrand, K., Hougaard, D.M., Rahbar, M.H., & Chung, H. (2008) Mid-pregnancy circulating cytokine levels, histologic chorioamnionitis and spontaneous preterm birth. Journal of Reproductive Immunology, 79, 100–110.
• Xu, J., Holzman, C.B., Arvidson, C.G., Chung, H., & Goepfert, A.R. (2008) Mid-pregnancy vaginal fluid defensins, bacterial vaginosis, and risk of preterm delivery. Obstetrics & Gynecology, 112, 524–531.
• Chung, H. & Breslau, N. (2008) The latent structure of post-traumatic stress disorder: tests of invariance by gender and trauma type. Psychological Medicine, 38, 563–573.
• Chung, H., Lanza, S.T., & Loken, E. (2008) Latent transition analysis: inference and estimation. Statistics in Medicine, 27, 1834–1854.
• Romero, R., Nien, J.K., Espinoza, J., Todem, D., Fu, W., Chung, H., Kusanovic, J.P., Gotsch, F., Erez, O., Mazaki-Tovi, S., Gomez, R., Edwin, S., Chaiworapngsa, T., Levine, R.J., & Karumanchi, S.A. (2008) A longitudinal study of angiogenic (placental growth factor) and anti-angiogenic (soluble endoglin and soluble vascular endothelial growth factor preceptor-1) factors in normal pregnancy and patients destined to develop preeclampsia and deliver a small for gestational age neonate. Journal of Maternal-Fetal & Neonatal Medicine, 21, 9–23.
• Chung, H., Walls, T.A., & Park, Y. (2007) A latent transition model with logistic regression. Psychometrika, 72, 413–435.
• Demirtas, H., Lester, M., Chung, H., & Hedeker D. (2007) On the performance of bias-reduction techniques for variance estimation in approximate Bayesian bootstrap imputation. Computational Statistics & Data Analysis, 51, 4064–4068.
• Holzman, C., Lin, X., Senagore, P., & Chung, H. (2007) Histological chorioamnionitis and preterm delivery. American Journal of Epidemiology, 166, 786–794.
• Nettleman, M.D., Chung, H., Brewer, J., Ayoola, A., & Reed, P.L. (2007) Reasons for unprotected intercourse: analysis of the PRAMS survey. Contraception, 75, 361–366.
• Chung, H., Flaherty, B.P., & Schafer, J.L. (2006) Latent class logistic regression: application to marijuana use and attitudes among high school seniors. Journal of the Royal Statistical Society, Series A, 169, 723–743.
• Chung, H., Park, Y., & Lanza, S.T. (2005) Latent transition analysis with covariates: pubertal timing and substance use behaviors in adolescent females. Statistics in Medicine, 24, 2895–2910.
• Chung, H., Loken, E., & Schafer, J.L. (2004) Response to Letters to the Editor on “Difficulties in drawing inferences with finite-mixture models: a simple example and a simple solution.” The American Statistician, 58, 363.
• Chung, H., Loken, E., & Schafer, J.L. (2004) Difficulties in drawing Inferences with finite-mixture models: a simple example with a simple solution. The American Statistician, 58, 152–158.
Domestic Academic Journals
• Choi, H. & Chung, H. (2016) The inference and estimation for latent discrete outcomes with a small sample. Communications for Statistical Applications and Methods, 23, 131-146.
• Chung, H. (2011) Multiple-group latent transition model for the analysis of sequential patterns of early-onset drinking behaviors among U.S. adolescents. Korean Journal of Applied Statistics, 24, 709–719.
• Park, G. & Chung, H. (2014) Estimating average causal effect in latent class analysis. Korean Journal of Applied Statistics, 20, 1077–1095.
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