stat consulting

Some Statistical Consulting Projects and Relevant Experiences

Survival (lifetime) data analysis: Teach a class at a graduate level.

Naghmeh Daneshi and Jong S. Kim (2021). "Maximum Likelihood Estimation for the Pooled Repeated Partly Interval-Censored Observations Logistic Regression Model," Open Journal of Statistics, 11, 230-242.

Cristina B. Geltzeiler, Vassiliki L. Tsikitis, Jong S. Kim, Charles R. Thomas Jr., Daniel O. Herzig. Kim Lu (2016). "Variation in the Use of Chemoradiotherapy for Stage II and III Anal Cancer: Analysis of the National Cancer Database," Annals of Surgical Oncology, 23(12): 3934-3940.

Ellen Kim, Jong S. Kim, Mehee Choi, and Charles R. Thomas, Jr. (2016). "Conditional Survival in Anal Carcinoma Using the National Population-Based Survey of Epidemiology and End Results Database (1988-2012)," Diseases of the Colon and Rectum, 59(4): 291-8.

Vassiliki L. Tsikitis, Kim Lu, Jong S. Kim, Kevin G. Billingsley, Charles R. Thomas Jr., Daniel Herzig (2016). "Nomogram for Predicting Overall and Salvage Abdominoperineal Resection for Patients with Anal Cancer". Diseases of the Colon and Rectum, 59: 1-7.

Reich JM, Kim JS, Asaph JW (2015). "Diminished Disease-Free Survival After Lobectomy: Screening Implications." Clin Lung Cancer, 16: 391-397.

Cristina N. Budde, Nima Nabavizadeh, Jong S. Kim, Kim C. Lu, Kevin G. Billingsley, Charles R. Thomas, Daniel O. Herzig, Vassiliki L.Tsikitis (2014). "Chemoradiotherapy with a Radiation Boost for Anal Cancer Decreases the Risk for Salvage Abdominoperineal Resection: Analysis from the National Cancer Data". Annals of Surgical Oncology, 21: 3616-3620.

Zhen Han and Jong S. Kim. (2013). "Variance Estimation of the NPMLE of the Mean with Current Status Data". Technical report.

Jong S. Kim (2011). "A Simple Alternative Test to One-Sample Log-Rank Test". Technical report.

Jerzy Wieczorek and Jong S. Kim (2010). "Finite Sample Properties of Minimum Kolmogorov Smirnov Estimator and Maximum Likelihood Estimator for Right-Censored Data". Proceedings of Joint Statistical Meeting, 2010, Vancouver, CA.

Co-investigator: American Society of Clinical Oncology Young Investigators Award grant: "A Comparison of Prediction Models for Individualized Assessment of the benefit of Adjuvant Chemoradiotherapy in Gastrointestinal Malignancies" with Dr. Sam Wang (PI), Dept of Radiation Medicine, OHSU, $50,000 for 2008 - 2009.

Solange Mongoue and Jong S. Kim (2008). "New statistical software for the proportional hazards model with current status data". Computational Statistics and Data Analysis, 52: 4272-4286.

Xingqiu Zhao, Jianguo Sun, Qiang Zhao, and Jong S. Kim (2008). "Generalized Log Rank Tests for Partly Interval-Censored Failure Time Data". Biometrical Journal, 50: 375-385.

Co-investigator: Oregon Clinical and Translational Research Institute grant: "A Regression Model Decision Aid for Determining the benefit of Adjuvant Chemoradiotherapy for Biliary Tract Cancers" with Dr. Sam Wang (PI), Dept of Radiation Medicine, OHSU, $11,500 for 2007 - 2008.

Samuel J. Wang, Clifton D. Fuller, Jong S. Kim, Dean F. Sittig, Charles R. Thomas, Peter M. Ravdin (2008). "A Prediction Model for Estimating the Survival Benefit of Adjuvant Radiotherapy for Gallbladder Cancer". Journal of Clinical Oncology, 26: 2112-2117.

Jong S. Kim (2007). "Censored Q-Q Plot: Extension of Q-Q Plot to Censored Data and Diagnostic Tool for Checking Population Heterogeneity". Technical report.

Jong S. Kim (2005). "SAS Introduction and Textbook Examples by SAS Code for the Survival Analysis Using S: Analysis of Time-to-Event Data by Mara Tableman and Jong Sung Kim". pp. 1 - 64.

Mara Tableman and Jong Sung Kim (2004). "Survival Analysis Using S: Analysis of Time-to-Event Data":1-260. Texts in Statistical Science, Boca Raton: Chapman & Hall/CRC.

Jong S. Kim (2003). A chapter contribution to "Solution Manual for Survival Analysis Using S: Analysis of Time-to-Event Data by Mara Tableman and Jong Sung Kim", prepared by Peter Sparks: 1-100.

Jong S. Kim (2003). "Maximum likelihood estimation for the proportional hazards model with partly interval-censored data". Journal of the Royal Statistical Society, B, 65, Part 2: 489-502.

Jong S. Kim (2003). "Efficient Estimation for the Proportional Hazards Model with Left-Truncated and "Case 1" Interval-Censored Data". Statistica Sinica, 13: 519-537.

Medical and Epidemiological data analysis

Jerome M. Reich and Jong S. Kim. (2021). “Response to Grannis FW. Current Controversies in Cardiothoracic Imaging: Overdiagnosis at Lung Cancer Screening—No So Bad After All—Counterpoint”. Journal of Thoracic Imaging, 36(1): W11-W12.

Jerome M. Reich and Jong S. Kim. (2019). “Earlier Diagnosis Not Self-Evidently Beneficial: Natural History of Subcentimeter Lung Cancers”. Am J Roentgenol, 213(4): 817 - 818.

Jerome M. Reich and Jong S. Kim (2019). "Current Controvercies in Cardiothoracic Imaging: Low-dose Computerized Tomographic Overdiagnosis of Lung Cancer is Substantial; Its Consequencies are Underappreciated". Journal of Thoracic Imaging, 34: 154-156.

Jerome M. Reich and Jong S. Kim (2018). "Inequivalence of non-aggressiveness in clinically diagnosed lung cancers and overdiagnosis in lung cancer screening trials". Journal of Thoracic Disease, 10(3):1230-1232.

Jerome M. Reich and Jong S. Kim (2018). "Erratum to inequivalence of non-aggressiveness in clinically diagnosed lung cancers and overdiagnosis in lung cancer screening trials". Journal of Thoracic Disease, 10(6): E508-E509.

Jerome M. Reich and Jong S. Kim (2018). "Diminished Susceptibility of African-Americans to Non-tuberculous Mycobacterial Disease". Lung, 96:125-127.

Jerome M. Reich and Jong S. Kim (2017). "Five reasons for caution in advocating low-dose computerized tomographic lung cancer screening". Journal of Thoracic Disease, 9(9): 3433-3436.

Jerome Reich and Jong S. Kim (2016). "Overdiagnosis Detrimental, Resection Consequential, NLST Challengeable". Academic Radiology, 23: 112-113.

Jerome Reich and Jong S. Kim (2015). "The National Lung Screening Trial Premise of Null and Chest Radiographic Screening Equivalence is Open to Question". American Journal of Roentgenology, 05: 278-279.

Jerome M. Reich and Jong S. Kim (2015). "Quantification and Consequences of Lung Cancer CT Overdiagnosis", Lung Cancer, 87: 96-97.

Jerome M. Reich and Jong S. Kim (2014). Note on "Screening for Lung Cancer: Moving Into a New Era", Ann Intern Med, Published online 31 December 2013 doi: 10.7326/M13-2904, Frank C. Detterbeck, MD; and Michael Unger, MD

Jerome M. Reich and Jong S. Kim, James W. Asaph (2013). "Survival in Untreated Stage I Lung Cancer". Chest, 143: 1518-1519.

Samuel J. Wang, Andrew Lemieux, Jayashree Kalpathy-Cramer, Celine B. Ord, Gary V. Walker, C. David Fuller, Jong S. Kim, Charles R. Thomas, Jr. (2011). "A Nomogram for Predicting the benefit of Adjuvant Chemoradiotherapy for Resected Gallbladder Cancer". Journal of Clinical Oncology, 29: 4627-4632.

Jerome M. Reich and Jong S. Kim (2011). "Lung Cancer Growth Dynamics". European Journal of Radiology, 80: e458-e461.

Dinno, A. and Kim, J.S. (2011). "Confidence Intervals about Discrete-Time Survival/Cumulative Incidence Estimates Using the Delta Method" [Abstract]. American Journal of Epidemiology, 173(Supplement 11): S187

Daniel J. Fish, Greg P. Brewood, Jong S. Kim, Nichola C. Garbett, Jonathan B. Chares and Albert S. Benight (2010). "Statistical Analysis, Comparison and Classification of Plasma Thermograms Measured by Differential Scanning Calorimetry". Biophysical Chemistry, 152: 184-190.

Samuel J. Wang, Jayashree Kalpathy-Cramer, Jong S. Kim, Clifton D. Fuller, Charles R. Thomas, Jr. (2010). "Parametric Survival Models for Predicting the Benefit of Adjuvant Chemoradiotherapy in Gallbladder Cancer". 847-851, AMIA 2010 Symposium Proceedings.

Kalpathy-Cramer J, Hersch W, Kim JS, Thomas CR, and Wang SJ (2008). "Survival Prediction Models for Estimating the Benefit of Post-Operative Radiation Therapy for Gallbladder Cancer and Lung Cancer". 348-352, AMIA 2008 Symposium Proceedings.

Wang SJ, Kalpathy-Cramer J, Lally BE, Kim JS, Fuller CD, Thomas CR (2008). "Nomogram for Individualized Predictions of the Survival Benefit of Post-Operative Radiotherapy for Patients with Non-Small Cell Lung Cancer", page S447, Proceedings of the American Society for Therapeutic Radilogy and Oncology 50th Annual Meeting.

Samuel J. Wang, Rachel Emery, Jong S. Kim, Clifton D. Fuller, Dean F. Sittig, and Charles R. Thomas, Jr. (2007). "Conditional Survival in Gastric Cancer: A SEER Database Analysis". Gastric Cancer, 10: 153-158.

Contributed to the paper, "Overdiagnosis in Lung Cancer Screening" by Jerome M. Reich¹, MD, FCCP, with acknowledgement being included in the paper (June 2006). ¹ : The Earl A Chiles Research Institute, Portland Providence Medical Center, Portland, OR.

Dongseok Choi¹ (speaker), Jong S. Kim², Jin Wang², Saralees Nadarajah³, and Jodi Lapidus¹ (August, 2005). "Comparison background corrections for spotted DNA Microarrays". Presented at Joint Statistical Meeting, Minnesota. ¹ : OHSU, ² : PSU, ³ : University of Nebraska.

Co-investigator: National Institute of Health grant "Trichloroethylene Exposure Assessment" with Jan Semenza, PI, School of Community Health, PSU, and Clinical Associate Professor, Dept. of Public Health and Preventive Medicine, OHSU. $159,640 for 2003 - 2005.

Jan Semenza (speaker), Rajesh Sreedharan, and Jong S. Kim (November, 2004). "Oral Trichloroethylene Exposure and Cancer Risk". Presented at Public Health and the Environment Conference, Washington, DC.

Longitudinal data analysis

James Nash and Jong S. Kim. "Trajectories of risk: Bonding with delinquent peers and its relationship with serious aggression". In progress.

James Nash and Jong S. Kim. "Trajectories of risk and agression: Patterns of change over time in subgroups defined by race/ethnicity and gender". In progress.

James Nash and Jong S. Kim. "Dual trajectories of risk and agression in a nationally representative sample". In progress.

James nash and Jong S. Kim (2007). "Patterns of Change Over Time in Beliefs Legitimizing Aggression in Adolescents and Young Adults: Risk Trajectories and Their Relationship With Serious Aggression". Social Work Research, 31: 231-240.

Nash, J.K. (speaker) and Kim, J.S. (Jan. 2006). "Trajectories of Aggression and Risk across Adolescence and early Adulthood". Presented at the 11th annual meeting of the Society for Social Work and Research, San Antonio, TX.

James K. Nash¹, Shealy Thompson², Jong S. Kim¹ (2006). "Residential Trajectories of Participants in North Carolina's Willie-M Program: A Semi-Parametric Group Based Model". Journal of Social Service Research, 33: 53-68. ¹ : PSU, ² : North Carolina Dept. of Health and Human Services.

James K. Nash and Jong S. Kim (2005). "Trajectories of Violent Offending and Risk Status in Adolescence and Early Adulthood". Referred Report, National Institute of Justice, Grant # 2004-IJ-CX-0017.

Co-investigator (Statistical Consultant): National Institute of Justice grant "Trajectories of Violent Offending and Risk Status across Adolescence and Early Adulthood" with James nash, PI, Assistant Professor at Graduate School of Social Work, PSU. $35,000 for 2004 - 2005.

Economics, econometrics, and finance

Ayse Y. Evrensel¹ and Jong S. Kim² (2006). "Macroeconomic policies and participation in IMF programs". Economic Systems, Vol. 30: 264-281.¹ : Southern Illinois University, ² : PSU.

Experimental design and regression analysis

Naghmeh Daneshi and Jong S. Kim (2015). "A Comparison between Surrogate and Ridge Estimators in Linear Regression". Technical report.

David Reigel, "Positive Feedback in Pairwork and Its Association with ESL Course Level Promotion", TESOL Quarterly, Vol. 42, 2008.

"A Look into the Future of Wireless Mobile Communication Technologies", Electrical and Computer Engineering, PSU, Spring 2008.

Wendy Leith, Jong S. Kim, and Tom Fielden (2007). "A Correlation Analysis of Bivariate Normal Data Subject to Partial Left-Censoring". Proceedings of Joint Statistical Meeting, 2007, Salt lake City, Utah, 1063-1070.

Gottardo, R., Tableman, M., and Kim, J.S. (2001). "Comparison of Statistical Mothods for Tumor Growth Experiments", Technical Report.

Ph.D. students

Naghmeh Daneshi (2019): Dissertation: "Estimation of Association between a Longitudinal Marker and Interval-Censored Progression Times"

Michael Gray (2023): Dissertation: "Creating Regression Model For Non-Markov Transition Probability Using
Pseudo-Observations"

Zhenzhen Li(2023): Dissertation: "Survival Times and Investment Analysis with Dynamic Learning"

Selected Master's Student Statistical Project

Ryan Foley (2023). "Early Intervention Psychosis Disengagement Analysis"

Zach Allen (2022). "Application of the Exponentiated Gumbel Type-2 Distribution"

Allyson Meyers (2021). “Comparative Analysis of Cerebrovascular Accident (CVA) Events using Survival Analysis and Bootstrap Methods”

Kyle Hultquist (2021). "A GROUP-BASED APPROACH TO DEALING WITH STRONGLY CORRELATED VARIABLES IN LEAST SQUARES REGRESSION"

Wei Shi (2018). "The Role of Bicycle Infrastructure on Bike Traffic Count".

Yuanyuan Shen (2017). "Meta Analysis of Survival Data".

Eve Dexter (2015). "Estimating the intraclass correlation coefficient for binary outcomes".

Michael Gray (2014). "Agresti-Coull Confidence Interval and Applications to Quality Control".

Chaunji Zhang (2013). "Comparison of Empirical Bayes and Full Bayes Methods for Analyzing Traffic Safety Data".

Hui Li (2012). "Prediction of Heart Disease Using Decision Tree, Regression and Neural Network".

Wendy Nuzzo (2011). "A Comparison of Missing Data Methods and Software to Fit Incomplete Data Regression Models".

Jerzy Wieczorek and Jong Sung Kim (2010). "Finite Sample Properties of Minimum Kolmogorov-Smirnov Estimator and Maximum Likelihood Estimator for Right-Censored Data". Proceedings of Joint Statistical Meeting, 2010, Vancouver, CA.

YingXing Wu (2008). "Monitoring Quality Performance Using Risk-Adjusted Cumulative Sum Techniques in Medical Context".

Jennifer Schmidt (2007). "Understanding and Applying Quantile Regression with Lilies, Rocks, and Gophers".

Bryan Schar (2006). "Exploration of Barnet-Cohen's Censored Box Plot".

Robert Stein (2005). "Survival Analysis Look at Mutation and Cancer: Statistical Study of Retinoblastoma".

Justin Rohrbough (2004). "Sample Size Determination When Only the Sample Range is Available".

Jon Redmond, Roy Kock, and Jong S. Kim (2003). "Selection of a BTX Gas Monitoring Site for the Portland Metropolitan Area". Environmental Sciences and Resources, PSU.

Solange Mongoue (2002). "An S Implementation of the Proportional Hazards Model with "Case 1" Interval-Censored Data: Power Comparison".

Risk (hazards) analysis and environmental science data analysis

"Rainfall Data Analysis (in particular, Bayesian Estimation Approach)", a part of Ph.D. Dissertation in Syatem Science (2000).

Resampling (bootstrap) methods: Teach a class every other tear at a graduate level.

Completed numerous S-plus-based projects.

Categorical data analysis

"Forest Analysis: Under-story Vegetation Shape" in Environmental Sciences and Resources, PSU, Spring 2000.

Multivariate data analysis

Completed SAS-based projects.

Others: Statistical consultant to the College of Optometry, Pacific University. Winter 2002 - Winter 2003.

Bergenske¹, P., Smythe¹, J., Caroline¹, P., Kim², J.S., Langford¹, D., Palmer¹, M., Walker¹, B., Hickson-Curran¹, S. (December, 2002). "The Influence of Scribe Mark Pattern on Perceived Rotation of Toric Soft Contact Lenses": 1-13. Presented at the Annual Optometrists' Meeting. ¹ : Pacific University, ² : PSU.

Bergenske¹, P., Smythe¹, J., Kim², J.S. (December, 2002). "Comparison of the Performances of Acuvue 2 and Focus Night & Day Contact lenses": 1-19. Presented at the Annual Optometrists' Meeting. ¹ : Pacific University, ² : PSU.