# Pre-Twin Methodology Workshop [March 2010]

## Topics for 2010 Workshop

Website: OpenMx
Text: Methodology for Genetic Studies of Twins and Families by Neale & Cardon, 1992 revision PDF of Neale & Maes book.
Classic Mx Manual: Mx: Statistical Modeling by Neale, Boker, Xie & Maes, 2006 PDF of Mx manual.

NumberLecture TopicPresentation/MediaNotes and Examples
01Introduction to RTim York’s RSession 11
R for OpenMx Reference Key
02Introduction to OpenMxOpenMx SMEP Presentation
OpenMx Intro Presentation
Intro Scripts
OpenMx Reference Key
First OpenMx script
03Matrix Algebra & OptimizationMatrix Algebra
MatrixAlgebraExercises
Matrix Algebra Exercises
04Means & Variance ModelingMeans & Variance ModelingUnivariate Saturated
Bivariate Saturated
05Saturated Twin ModelingSaturated Twin AnalysisUnivariate Twin Saturated -Matrix
06Univariate Twin ModelingUnivariate Twin AnalysisUnivariate Twin Continuous -Matrix
Univariate Twin Continuous -Path
Univariate Twin Binary -Matrix
Univariate Twin Ordinal -Matrix
Univariate Twin Ordinal -Matrix _mean/variance, in progress
07Heterogeneity Twin ModelingHeterogeneity Twin Analysis
ACE 5 group graph
Heterogeneity Twin Continuous -Matrix
Heterogeneity Twin Continuous QnQl -Matrix
08Moderated Twin ModelingModerated Twin AnalysisModerated Twin Continuous -Matrix
Tim’ York’s Moderation Script
09Bivariate Twin ModelingBivariate Twin AnalysisBivariate Twin Continuous -Matrix
usski.rec dataset
10Multivariate Twin ModelingMultivariate Twin Analysis
IP graph
CP graph
Multivariate Twin Continuous -Matrix
nliq.rec dataset
11Longitudinal Twin ModelingLongitudinal Twin Continuous -Matrix
jepq.dat dataset
Longitudinal Twin Ordinal -Matrix
jepq_ord.txt dataset
12ComorbidityComorbidity Twin AnalysisAlternate Forms
Direction of Causation
Bivariate Binary
Random Multiformity
Three Disorders
13Helper FunctionsGenetic Epidemiology Helper Functions
All Scripts
Gen Epi Helper Functions
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