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Table 1 An example of a decision table

From: Gene hunting of the Genetic Analysis Workshop 16 rheumatoid arthritis data using rough set theory

Subjecta

SNP1

SNP2

SNP3

Status

1

1

2

2

Case

2

2

1

2

Case

3

2

2

3

Case

4

1

2

1

Control

5

2

1

2

Control

6

1

2

3

Case

  1. aThe decision table contains all subjects in a study and all SNPs in a specific gene. SNP ∈ {1, 2, 3, missing}, where 1 = aa, 2 = aA, 3 = AA, Status ∈ {Case, Control}. This table was adapted from that in Pawlak [24].