Methodological Publications (1987-1999)

Below is a list of methodological publications for the period 1987-1999, in reverse chronological order, with PDF files 

  • Hedeker D (1999). MIXNO: a computer program for mixed-effects nominal logistic regression.  Journal of Statistical Software, 4(5):1-92.  pdf file  program link

  • Hedeker D, Mermelstein RJ, & Weeks KA (1999). The thresholds of change model: an approach to analyzing stages of change data. Annals of Behavioral Medicine, 21:61-70.  pdf file1  pdf file2

  • Hedeker D, Gibbons RD, & Waternaux C  (1999). Sample size estimation for longitudinal designs with attrition.  Journal of Educational and Behavioral Statistics, 24:70-93.  pdf file  RMASS2 instructions   RMASS2 program (rename file extension to exe to use)

  • Hedeker D & Mermelstein RJ (1998). A multivariate thresholds of change model for analysis of stages of change data. Multivariate Behavioral Research, 33:427-455.  pdf file

  • Hu FB, Goldberg J, Hedeker D, Flay BR, & Pentz MA (1998). Comparison of population-averaged and subject-specific approaches for analyzing repeated binary outcomes.  American Journal of Epidemiology, 147:694-703.  pdf file

  • Hu FB, Goldberg J, Hedeker D, & Henderson WG (1998).  Modeling ordinal responses from co-twin control studies. Statistics in Medicine, 17:957-970.  pdf file

  • Hedeker, D. (1998). MIXPREG: A computer program for mixed-effects Poisson regression. Technical Report, School of Public Health, University of Illinois at Chicago.  pdf file

  • Gibbons R D & Hedeker D (1997). Random-effects probit and logistic regression models for three-level data. Biometrics, 53:1527-1537.  pdf file

  • Hedeker D & Gibbons RD (1997). Application of random-effects pattern-mixture models for missing data in longitudinal studies. Psychological Methods, 2:64-78.  pdf file

  • Siddiqui O, Hedeker D, Flay BR, Hu FB (1996).  Intraclass correlation estimates in a school-based smoking prevention study: outcome and mediating variables, by gender and ethnicity.  American Journal of Epidemiology, 144:425-433.  pdf file

  • Hedeker D & Mermelstein RJ (1996). Application of random-effects regression models in relapse research. Addiction, 91 (Supplement): S211-S229.  pdf file

  • Hedeker D & Gibbons RD (1996). MIXREG: a computer program for mixed-effects regression analysis with autocorrelated errors. Computer Methods and Programs in Biomedicine, 49:229-252.  pdf file

  • Hedeker D & Gibbons RD (1996). MIXOR: a computer program for mixed-effects ordinal probit and logistic regression analysis. Computer Methods and Programs in Biomedicine, 49:157-176.  pdf file

  • Hedeker D, Flay BR, & Petraitis J (1996). Estimating individual influences of behavioral intentions: An applicaton of random-effects modeling to the theory of reasoned action.  Journal of Consulting and Clinical Psychology, 64:109-120.  pdf file

  • Hedeker D, McMahon SD, Jason LA, & Salina D (1994). Analysis of clustered data in community psychology: with an example from a worksite smoking cessation project.  American Journal of Community Psychology, 22:595-615.  pdf file

  • Hedeker D & Gibbons RD (1994). A random-effects ordinal regression model for multilevel analysis. Biometrics, 50:933-944. pdf file

  • Gibbons RD, Hedeker D, Charles SC, & Frisch PR (1994). A random-effects probit model for predicting medical malpractice claims. Journal of the American Statistical Association, 89:760-767.  pdf file

  • Hedeker D, Gibbons RD, & Flay BR (1994). Random-effects regression models for clustered data: with an example from smoking prevention research.  Journal of Consulting and Clinical Psychology, 62:757-765. pdf file

  • Gibbons RD & Hedeker D (1994). Application of random-effects probit regression models.  Journal of Consulting and Clinical Psychology, 62:285-296.  pdf file

  • Gibbons RD, Hedeker D, Elkin I, Waternaux C, Kraemer HC, Greenhouse JB, Shea MT, Imber SD, Sotsky SM, & Watkins JT (1993). Some conceptual and statistical issues in analysis of longitudinal psychiatric data.  Archives of General Psychiatry, 50:739-750.  pdf file

  • Gibbons RD, Hedeker D, & Davis JM (1993). Estimation of effect size from a series of experiments involving paired comparisons.  Journal of Educational Statistics, 18:271-279.  pdf file

  • Gibbons RD & Hedeker D (1992).  Full-information item bi-factor analysis. Psychometrika, 57:423-436.  pdf file

  • Sharma RP, Hedeker D, Pandey G, Janicak PG, & Davis JM (1992). A longitudinal study of plasma cortisol and depressive symptomatology by random regression analysis.  Biological Psychiatry, 31:304-314.  pdf file

  • Hedeker D, Gibbons RD, & Davis JM (1991). Random regression models for multi-center clinical trials data.  Psychopharmacology Bulletin, 27:73-77.  pdf file

  • Hedeker D, Gibbons RD, Waternaux C, & Davis JM (1989). Investigating drug plasma levels and clinical response using random regression models. Psychopharmacology Bulletin, 25:227-231.  pdf file

  • Gibbons RD, Hedeker D, Waternaux C, & Davis JM (1988). Random regression models: a comprehensive approach to the analysis of longitudinal psychiatric data.  Psychopharmacology Bulletin, 24:438-443.  pdf file

  • Gibbons RD, Hedeker D, & Davis JM (1987).  Regression toward the mean: more on the price of beer and the salaries of priests. Psychoneuroendocrinology, 12:185-192.  pdf file