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PedSplit: pedigree management for stratified analysis.

M B Lanktree1, L VanderBeek, F M Macciardi

  • 1Neurogenetics Section, Centre for Addiction and Mental Health, Department of Psychiatry, University of Toronto, 250 College Street, Toronto M5T 1R8, Canada.

Bioinformatics (Oxford, England)
|April 3, 2004
PubMed
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PedSplit software improves genetic studies by simplifying pedigree management for gene-gene interactions and sex-specific analyses. It aids in calculating haplotype relative risk and creating internal controls for more homogeneous subgroups.

Area of Science:

  • Pharmacogenetics
  • Computational Biology
  • Genetic Epidemiology

Background:

  • Pedigree data is crucial for genetic association studies.
  • Managing complex pedigrees can be challenging.
  • Existing tools may lack specific functionalities for interaction and sex-specific analyses.

Purpose of the Study:

  • To introduce PedSplit, a software tool for enhanced pedigree management.
  • To facilitate gene-gene interaction analyses.
  • To enable sex-specific genetic tests and haplotype relative risk calculations.

Main Methods:

  • PedSplit utilizes C++ for efficient computation.
  • The software supports the creation of internal control groups.
  • It allows for the analysis of sex-specific effects within pedigrees.

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Main Results:

  • PedSplit simplifies the management of genetic pedigree data.
  • The tool increases subgroup homogeneity for specific genetic tests.
  • It provides a straightforward method for calculating haplotype relative risk.

Conclusions:

  • PedSplit enhances the analysis of gene-gene interactions.
  • The software facilitates sex-specific genetic analyses for increased homogeneity.
  • PedSplit offers a practical approach to calculating haplotype relative risk and generating internal controls.